ESwitching Chapter 2 - CCNA Exploration LAN 交换和无线 (版本 4.0)

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研究生英语综合教程(下)-全部答案及解析

研究生英语综合教程(下)-全部答案及解析
Question 3
The correct answer is A. The interviewer asks about the best way to learn a new language, and the guest recommendations introduction
Listening Analysis
VS
Answer to Question 2
The correct answer is C. The author suggestions that improve their writing skills, students should read a variety of materials, write regularly, and seek feedback from peers and teachers
Analysis of tutorial characteristics
The tutorial is designed to be highly interactive and student-centered, encouraging active participation and discussion
Question 2
The correct answer is C. The speaker advice that to improve memory, one should exercise regularly, eat a balanced die, and practice relaxation techniques
Analysis 3
The interview is conducted in a case and conversational style, with the interviewer asking insightful questions and the guest offering practical tips on language learning The language used is accessible and engaging

Extreme Networks SLX 9640高性能固定路由器商品介绍说明书

Extreme Networks SLX 9640高性能固定路由器商品介绍说明书

ExtremeRouting? SLX 9640
Built to Suit Your Business Needs Ext rem e Elem ent s are t he b uild ing b locks t hat allow you t o t ailor your net w ork t o your sp ecific b usiness environm ent , g oals, and ob ject ives. They enab le t he creat ion of an A ut onom ous Net w ork t hat d elivers t he p osit ive exp eriences and b usiness out com es m ost im p ort ant t o your org anizat ion.
W W W.EXTREMENETW
1
Flexib le Bo rd er Ro ut ing w it h Int ernet Scale, Ult ra-Deep Buffers,
MPLS and EVPN
The SLX 964 0 is a very p ow erful com p act d eep b uffer Int ernet b ord er rout er, p rovid ing a cost -efficient solut ion t hat is p urp ose-b uilt for t he m ost d em and ing service p rovid er and ent erp rise d at a cent ers and MA N/ WA N ap p licat ions. The rob ust syst em archit ect ure sup p ort ed by SLX-OS and a versat ile feat ure set includ ing IPv4 , IPv6, and MPLS/ VPLS w it h Carrier Et hernet 2.0 and OA M cap ab ilit ies t o p rovid e d ep loym ent flexib ilit y.

希望英语(第二版)综合教程2u课件

希望英语(第二版)综合教程2u课件

Suggested teaching methods for teachers
Lecture method
Deliver information in a formal, systematic way.
Discussion method
Promote student participation and interaction.
Scenario simulation teaching
模拟真实情境
场景模拟教学法能够模拟真实 的语言使用情境,让学生更好 地理解和运用语言。
提高语言输出
场景模拟教学法为学生提供了 更多使用目标语言进行输出的 机会,有助于提高他们的口语 和写作能力。
增强跨文化意识
场景模拟教学法可以帮助学生 更好地了解不同文化背景下的 语言使用,增强他们的跨文化 意识。
Multimedia resources
Video lessons
Prepared by experienced teachers, these videos explain key concepts and demonstrate effective language use in different contexts.
01
A platform that provides access to course materials,
videos, audio files, and interactive exercises.
Learning management system
02
A system that tracks student progress, manages grades,
Hope English (Second Edition) Comprehensive

OSHA现场作业手册说明书

OSHA现场作业手册说明书

DIRECTIVE NUMBER: CPL 02-00-150 EFFECTIVE DATE: April 22, 2011 SUBJECT: Field Operations Manual (FOM)ABSTRACTPurpose: This instruction cancels and replaces OSHA Instruction CPL 02-00-148,Field Operations Manual (FOM), issued November 9, 2009, whichreplaced the September 26, 1994 Instruction that implemented the FieldInspection Reference Manual (FIRM). The FOM is a revision of OSHA’senforcement policies and procedures manual that provides the field officesa reference document for identifying the responsibilities associated withthe majority of their inspection duties. This Instruction also cancels OSHAInstruction FAP 01-00-003 Federal Agency Safety and Health Programs,May 17, 1996 and Chapter 13 of OSHA Instruction CPL 02-00-045,Revised Field Operations Manual, June 15, 1989.Scope: OSHA-wide.References: Title 29 Code of Federal Regulations §1903.6, Advance Notice ofInspections; 29 Code of Federal Regulations §1903.14, Policy RegardingEmployee Rescue Activities; 29 Code of Federal Regulations §1903.19,Abatement Verification; 29 Code of Federal Regulations §1904.39,Reporting Fatalities and Multiple Hospitalizations to OSHA; and Housingfor Agricultural Workers: Final Rule, Federal Register, March 4, 1980 (45FR 14180).Cancellations: OSHA Instruction CPL 02-00-148, Field Operations Manual, November9, 2009.OSHA Instruction FAP 01-00-003, Federal Agency Safety and HealthPrograms, May 17, 1996.Chapter 13 of OSHA Instruction CPL 02-00-045, Revised FieldOperations Manual, June 15, 1989.State Impact: Notice of Intent and Adoption required. See paragraph VI.Action Offices: National, Regional, and Area OfficesOriginating Office: Directorate of Enforcement Programs Contact: Directorate of Enforcement ProgramsOffice of General Industry Enforcement200 Constitution Avenue, NW, N3 119Washington, DC 20210202-693-1850By and Under the Authority ofDavid Michaels, PhD, MPHAssistant SecretaryExecutive SummaryThis instruction cancels and replaces OSHA Instruction CPL 02-00-148, Field Operations Manual (FOM), issued November 9, 2009. The one remaining part of the prior Field Operations Manual, the chapter on Disclosure, will be added at a later date. This Instruction also cancels OSHA Instruction FAP 01-00-003 Federal Agency Safety and Health Programs, May 17, 1996 and Chapter 13 of OSHA Instruction CPL 02-00-045, Revised Field Operations Manual, June 15, 1989. This Instruction constitutes OSHA’s general enforcement policies and procedures manual for use by the field offices in conducting inspections, issuing citations and proposing penalties.Significant Changes∙A new Table of Contents for the entire FOM is added.∙ A new References section for the entire FOM is added∙ A new Cancellations section for the entire FOM is added.∙Adds a Maritime Industry Sector to Section III of Chapter 10, Industry Sectors.∙Revises sections referring to the Enhanced Enforcement Program (EEP) replacing the information with the Severe Violator Enforcement Program (SVEP).∙Adds Chapter 13, Federal Agency Field Activities.∙Cancels OSHA Instruction FAP 01-00-003, Federal Agency Safety and Health Programs, May 17, 1996.DisclaimerThis manual is intended to provide instruction regarding some of the internal operations of the Occupational Safety and Health Administration (OSHA), and is solely for the benefit of the Government. No duties, rights, or benefits, substantive or procedural, are created or implied by this manual. The contents of this manual are not enforceable by any person or entity against the Department of Labor or the United States. Statements which reflect current Occupational Safety and Health Review Commission or court precedents do not necessarily indicate acquiescence with those precedents.Table of ContentsCHAPTER 1INTRODUCTIONI.PURPOSE. ........................................................................................................... 1-1 II.SCOPE. ................................................................................................................ 1-1 III.REFERENCES .................................................................................................... 1-1 IV.CANCELLATIONS............................................................................................. 1-8 V. ACTION INFORMATION ................................................................................. 1-8A.R ESPONSIBLE O FFICE.......................................................................................................................................... 1-8B.A CTION O FFICES. .................................................................................................................... 1-8C. I NFORMATION O FFICES............................................................................................................ 1-8 VI. STATE IMPACT. ................................................................................................ 1-8 VII.SIGNIFICANT CHANGES. ............................................................................... 1-9 VIII.BACKGROUND. ................................................................................................. 1-9 IX. DEFINITIONS AND TERMINOLOGY. ........................................................ 1-10A.T HE A CT................................................................................................................................................................. 1-10B. C OMPLIANCE S AFETY AND H EALTH O FFICER (CSHO). ...........................................................1-10B.H E/S HE AND H IS/H ERS ..................................................................................................................................... 1-10C.P ROFESSIONAL J UDGMENT............................................................................................................................... 1-10E. W ORKPLACE AND W ORKSITE ......................................................................................................................... 1-10CHAPTER 2PROGRAM PLANNINGI.INTRODUCTION ............................................................................................... 2-1 II.AREA OFFICE RESPONSIBILITIES. .............................................................. 2-1A.P ROVIDING A SSISTANCE TO S MALL E MPLOYERS. ...................................................................................... 2-1B.A REA O FFICE O UTREACH P ROGRAM. ............................................................................................................. 2-1C. R ESPONDING TO R EQUESTS FOR A SSISTANCE. ............................................................................................ 2-2 III. OSHA COOPERATIVE PROGRAMS OVERVIEW. ...................................... 2-2A.V OLUNTARY P ROTECTION P ROGRAM (VPP). ........................................................................... 2-2B.O NSITE C ONSULTATION P ROGRAM. ................................................................................................................ 2-2C.S TRATEGIC P ARTNERSHIPS................................................................................................................................. 2-3D.A LLIANCE P ROGRAM ........................................................................................................................................... 2-3 IV. ENFORCEMENT PROGRAM SCHEDULING. ................................................ 2-4A.G ENERAL ................................................................................................................................................................. 2-4B.I NSPECTION P RIORITY C RITERIA. ..................................................................................................................... 2-4C.E FFECT OF C ONTEST ............................................................................................................................................ 2-5D.E NFORCEMENT E XEMPTIONS AND L IMITATIONS. ....................................................................................... 2-6E.P REEMPTION BY A NOTHER F EDERAL A GENCY ........................................................................................... 2-6F.U NITED S TATES P OSTAL S ERVICE. .................................................................................................................. 2-7G.H OME-B ASED W ORKSITES. ................................................................................................................................ 2-8H.I NSPECTION/I NVESTIGATION T YPES. ............................................................................................................... 2-8 V.UNPROGRAMMED ACTIVITY – HAZARD EVALUATION AND INSPECTION SCHEDULING ............................................................................ 2-9 VI.PROGRAMMED INSPECTIONS. ................................................................... 2-10A.S ITE-S PECIFIC T ARGETING (SST) P ROGRAM. ............................................................................................. 2-10B.S CHEDULING FOR C ONSTRUCTION I NSPECTIONS. ..................................................................................... 2-10C.S CHEDULING FOR M ARITIME I NSPECTIONS. ............................................................................. 2-11D.S PECIAL E MPHASIS P ROGRAMS (SEP S). ................................................................................... 2-12E.N ATIONAL E MPHASIS P ROGRAMS (NEP S) ............................................................................... 2-13F.L OCAL E MPHASIS P ROGRAMS (LEP S) AND R EGIONAL E MPHASIS P ROGRAMS (REP S) ............ 2-13G.O THER S PECIAL P ROGRAMS. ............................................................................................................................ 2-13H.I NSPECTION S CHEDULING AND I NTERFACE WITH C OOPERATIVE P ROGRAM P ARTICIPANTS ....... 2-13CHAPTER 3INSPECTION PROCEDURESI.INSPECTION PREPARATION. .......................................................................... 3-1 II.INSPECTION PLANNING. .................................................................................. 3-1A.R EVIEW OF I NSPECTION H ISTORY .................................................................................................................... 3-1B.R EVIEW OF C OOPERATIVE P ROGRAM P ARTICIPATION .............................................................................. 3-1C.OSHA D ATA I NITIATIVE (ODI) D ATA R EVIEW .......................................................................................... 3-2D.S AFETY AND H EALTH I SSUES R ELATING TO CSHO S.................................................................. 3-2E.A DVANCE N OTICE. ................................................................................................................................................ 3-3F.P RE-I NSPECTION C OMPULSORY P ROCESS ...................................................................................................... 3-5G.P ERSONAL S ECURITY C LEARANCE. ................................................................................................................. 3-5H.E XPERT A SSISTANCE. ........................................................................................................................................... 3-5 III. INSPECTION SCOPE. ......................................................................................... 3-6A.C OMPREHENSIVE ................................................................................................................................................... 3-6B.P ARTIAL. ................................................................................................................................................................... 3-6 IV. CONDUCT OF INSPECTION .............................................................................. 3-6A.T IME OF I NSPECTION............................................................................................................................................. 3-6B.P RESENTING C REDENTIALS. ............................................................................................................................... 3-6C.R EFUSAL TO P ERMIT I NSPECTION AND I NTERFERENCE ............................................................................. 3-7D.E MPLOYEE P ARTICIPATION. ............................................................................................................................... 3-9E.R ELEASE FOR E NTRY ............................................................................................................................................ 3-9F.B ANKRUPT OR O UT OF B USINESS. .................................................................................................................... 3-9G.E MPLOYEE R ESPONSIBILITIES. ................................................................................................. 3-10H.S TRIKE OR L ABOR D ISPUTE ............................................................................................................................. 3-10I. V ARIANCES. .......................................................................................................................................................... 3-11 V. OPENING CONFERENCE. ................................................................................ 3-11A.G ENERAL ................................................................................................................................................................ 3-11B.R EVIEW OF A PPROPRIATION A CT E XEMPTIONS AND L IMITATION. ..................................................... 3-13C.R EVIEW S CREENING FOR P ROCESS S AFETY M ANAGEMENT (PSM) C OVERAGE............................. 3-13D.R EVIEW OF V OLUNTARY C OMPLIANCE P ROGRAMS. ................................................................................ 3-14E.D ISRUPTIVE C ONDUCT. ...................................................................................................................................... 3-15F.C LASSIFIED A REAS ............................................................................................................................................. 3-16VI. REVIEW OF RECORDS. ................................................................................... 3-16A.I NJURY AND I LLNESS R ECORDS...................................................................................................................... 3-16B.R ECORDING C RITERIA. ...................................................................................................................................... 3-18C. R ECORDKEEPING D EFICIENCIES. .................................................................................................................. 3-18 VII. WALKAROUND INSPECTION. ....................................................................... 3-19A.W ALKAROUND R EPRESENTATIVES ............................................................................................................... 3-19B.E VALUATION OF S AFETY AND H EALTH M ANAGEMENT S YSTEM. ....................................................... 3-20C.R ECORD A LL F ACTS P ERTINENT TO A V IOLATION. ................................................................................. 3-20D.T ESTIFYING IN H EARINGS ................................................................................................................................ 3-21E.T RADE S ECRETS. ................................................................................................................................................. 3-21F.C OLLECTING S AMPLES. ..................................................................................................................................... 3-22G.P HOTOGRAPHS AND V IDEOTAPES.................................................................................................................. 3-22H.V IOLATIONS OF O THER L AWS. ....................................................................................................................... 3-23I.I NTERVIEWS OF N ON-M ANAGERIAL E MPLOYEES .................................................................................... 3-23J.M ULTI-E MPLOYER W ORKSITES ..................................................................................................................... 3-27 K.A DMINISTRATIVE S UBPOENA.......................................................................................................................... 3-27 L.E MPLOYER A BATEMENT A SSISTANCE. ........................................................................................................ 3-27 VIII. CLOSING CONFERENCE. .............................................................................. 3-28A.P ARTICIPANTS. ..................................................................................................................................................... 3-28B.D ISCUSSION I TEMS. ............................................................................................................................................ 3-28C.A DVICE TO A TTENDEES .................................................................................................................................... 3-29D.P ENALTIES............................................................................................................................................................. 3-30E.F EASIBLE A DMINISTRATIVE, W ORK P RACTICE AND E NGINEERING C ONTROLS. ............................ 3-30F.R EDUCING E MPLOYEE E XPOSURE. ................................................................................................................ 3-32G.A BATEMENT V ERIFICATION. ........................................................................................................................... 3-32H.E MPLOYEE D ISCRIMINATION .......................................................................................................................... 3-33 IX. SPECIAL INSPECTION PROCEDURES. ...................................................... 3-33A.F OLLOW-UP AND M ONITORING I NSPECTIONS............................................................................................ 3-33B.C ONSTRUCTION I NSPECTIONS ......................................................................................................................... 3-34C. F EDERAL A GENCY I NSPECTIONS. ................................................................................................................. 3-35CHAPTER 4VIOLATIONSI. BASIS OF VIOLATIONS ..................................................................................... 4-1A.S TANDARDS AND R EGULATIONS. .................................................................................................................... 4-1B.E MPLOYEE E XPOSURE. ........................................................................................................................................ 4-3C.R EGULATORY R EQUIREMENTS. ........................................................................................................................ 4-6D.H AZARD C OMMUNICATION. .............................................................................................................................. 4-6E. E MPLOYER/E MPLOYEE R ESPONSIBILITIES ................................................................................................... 4-6 II. SERIOUS VIOLATIONS. .................................................................................... 4-8A.S ECTION 17(K). ......................................................................................................................... 4-8B.E STABLISHING S ERIOUS V IOLATIONS ............................................................................................................ 4-8C. F OUR S TEPS TO BE D OCUMENTED. ................................................................................................................... 4-8 III. GENERAL DUTY REQUIREMENTS ............................................................. 4-14A.E VALUATION OF G ENERAL D UTY R EQUIREMENTS ................................................................................. 4-14B.E LEMENTS OF A G ENERAL D UTY R EQUIREMENT V IOLATION.............................................................. 4-14C. U SE OF THE G ENERAL D UTY C LAUSE ........................................................................................................ 4-23D.L IMITATIONS OF U SE OF THE G ENERAL D UTY C LAUSE. ..............................................................E.C LASSIFICATION OF V IOLATIONS C ITED U NDER THE G ENERAL D UTY C LAUSE. ..................F. P ROCEDURES FOR I MPLEMENTATION OF S ECTION 5(A)(1) E NFORCEMENT ............................ 4-25 4-27 4-27IV.OTHER-THAN-SERIOUS VIOLATIONS ............................................... 4-28 V.WILLFUL VIOLATIONS. ......................................................................... 4-28A.I NTENTIONAL D ISREGARD V IOLATIONS. ..........................................................................................4-28B.P LAIN I NDIFFERENCE V IOLATIONS. ...................................................................................................4-29 VI. CRIMINAL/WILLFUL VIOLATIONS. ................................................... 4-30A.A REA D IRECTOR C OORDINATION ....................................................................................................... 4-31B.C RITERIA FOR I NVESTIGATING P OSSIBLE C RIMINAL/W ILLFUL V IOLATIONS ........................ 4-31C. W ILLFUL V IOLATIONS R ELATED TO A F ATALITY .......................................................................... 4-32 VII. REPEATED VIOLATIONS. ...................................................................... 4-32A.F EDERAL AND S TATE P LAN V IOLATIONS. ........................................................................................4-32B.I DENTICAL S TANDARDS. .......................................................................................................................4-32C.D IFFERENT S TANDARDS. .......................................................................................................................4-33D.O BTAINING I NSPECTION H ISTORY. .....................................................................................................4-33E.T IME L IMITATIONS..................................................................................................................................4-34F.R EPEATED V. F AILURE TO A BATE....................................................................................................... 4-34G. A REA D IRECTOR R ESPONSIBILITIES. .............................................................................. 4-35 VIII. DE MINIMIS CONDITIONS. ................................................................... 4-36A.C RITERIA ................................................................................................................................................... 4-36B.P ROFESSIONAL J UDGMENT. ..................................................................................................................4-37C. A REA D IRECTOR R ESPONSIBILITIES. .............................................................................. 4-37 IX. CITING IN THE ALTERNATIVE ............................................................ 4-37 X. COMBINING AND GROUPING VIOLATIONS. ................................... 4-37A.C OMBINING. ..............................................................................................................................................4-37B.G ROUPING. ................................................................................................................................................4-38C. W HEN N OT TO G ROUP OR C OMBINE. ................................................................................................4-38 XI. HEALTH STANDARD VIOLATIONS ....................................................... 4-39A.C ITATION OF V ENTILATION S TANDARDS ......................................................................................... 4-39B.V IOLATIONS OF THE N OISE S TANDARD. ...........................................................................................4-40 XII. VIOLATIONS OF THE RESPIRATORY PROTECTION STANDARD(§1910.134). ....................................................................................................... XIII. VIOLATIONS OF AIR CONTAMINANT STANDARDS (§1910.1000) ... 4-43 4-43A.R EQUIREMENTS UNDER THE STANDARD: .................................................................................................. 4-43B.C LASSIFICATION OF V IOLATIONS OF A IR C ONTAMINANT S TANDARDS. ......................................... 4-43 XIV. CITING IMPROPER PERSONAL HYGIENE PRACTICES. ................... 4-45A.I NGESTION H AZARDS. .................................................................................................................................... 4-45B.A BSORPTION H AZARDS. ................................................................................................................................ 4-46C.W IPE S AMPLING. ............................................................................................................................................. 4-46D.C ITATION P OLICY ............................................................................................................................................ 4-46 XV. BIOLOGICAL MONITORING. ...................................................................... 4-47CHAPTER 5CASE FILE PREPARATION AND DOCUMENTATIONI.INTRODUCTION ............................................................................................... 5-1 II.INSPECTION CONDUCTED, CITATIONS BEING ISSUED. .................... 5-1A.OSHA-1 ................................................................................................................................... 5-1B.OSHA-1A. ............................................................................................................................... 5-1C. OSHA-1B. ................................................................................................................................ 5-2 III.INSPECTION CONDUCTED BUT NO CITATIONS ISSUED .................... 5-5 IV.NO INSPECTION ............................................................................................... 5-5 V. HEALTH INSPECTIONS. ................................................................................. 5-6A.D OCUMENT P OTENTIAL E XPOSURE. ............................................................................................................... 5-6B.E MPLOYER’S O CCUPATIONAL S AFETY AND H EALTH S YSTEM. ............................................................. 5-6 VI. AFFIRMATIVE DEFENSES............................................................................. 5-8A.B URDEN OF P ROOF. .............................................................................................................................................. 5-8B.E XPLANATIONS. ..................................................................................................................................................... 5-8 VII. INTERVIEW STATEMENTS. ........................................................................ 5-10A.G ENERALLY. ......................................................................................................................................................... 5-10B.CSHO S SHALL OBTAIN WRITTEN STATEMENTS WHEN: .......................................................................... 5-10C.L ANGUAGE AND W ORDING OF S TATEMENT. ............................................................................................. 5-11D.R EFUSAL TO S IGN S TATEMENT ...................................................................................................................... 5-11E.V IDEO AND A UDIOTAPED S TATEMENTS. ..................................................................................................... 5-11F.A DMINISTRATIVE D EPOSITIONS. .............................................................................................5-11 VIII. PAPERWORK AND WRITTEN PROGRAM REQUIREMENTS. .......... 5-12 IX.GUIDELINES FOR CASE FILE DOCUMENTATION FOR USE WITH VIDEOTAPES AND AUDIOTAPES .............................................................. 5-12 X.CASE FILE ACTIVITY DIARY SHEET. ..................................................... 5-12 XI. CITATIONS. ..................................................................................................... 5-12A.S TATUTE OF L IMITATIONS. .............................................................................................................................. 5-13B.I SSUING C ITATIONS. ........................................................................................................................................... 5-13C.A MENDING/W ITHDRAWING C ITATIONS AND N OTIFICATION OF P ENALTIES. .................................. 5-13D.P ROCEDURES FOR A MENDING OR W ITHDRAWING C ITATIONS ............................................................ 5-14 XII. INSPECTION RECORDS. ............................................................................... 5-15A.G ENERALLY. ......................................................................................................................................................... 5-15B.R ELEASE OF I NSPECTION I NFORMATION ..................................................................................................... 5-15C. C LASSIFIED AND T RADE S ECRET I NFORMATION ...................................................................................... 5-16。

新时代交互英语读写译2网络版答案

新时代交互英语读写译2网络版答案

Level 2 Unit 1第一部分第1.2小节不做。

第3小节 1.rough 2.exceeding 3.stand out 4.Witnesses 5.rejected 6. adopted 7.flowed in 8.emerged 9.To seek out 10.resolve第4小节不做。

第5小节 1.inclined 2.refugees 3.establishment 4.exclusively 5.rescued 6.abandoned 7.sought 8.exceed 9.matched 10.nourish第6.7.8小节不做第二部分不做。

第三部分第1小节 1.itness 2.esolved 3.dopted 4.escued 5.xceed 6.rief 7.elatively 8.ray 9.wist 10.rgan第2小节 1.sought out 2.As for 3.died form 4.go through 5.recovering from 第3小节 1.slums 2.care 3.proved 4.revered 5.saint 6.specifically 7.reject 8.emerged 9.cheerfulness 10.dignity第4小节(此部分每个人做都会有不同的顺序,记得要好好看题) 1.D:after 2.C:imploring 3.B:since 4.D:offer 5.C:choking up 6.D:talk to 7.B:keep 8.A:what 9.C:neither 10.C:collected第5.6节不做。

OVERLEVEL 2 UNIT 21/3第三节:1.numerous 2.diverse 3.immense 4.transform 5.maintain6.ambition7.tremendously8.crucial第四节:1.transfering 2.previous 3.style 4.miserable 5.unique6.convincing7.motion8.adaptedponents 10.goals第五节:munity 2.diverse 3.transfer municate 5.pursue6.integrate7.obtaining8.significant9.encountered 10.maintain3/3第一节:1.diminished 2.convinced 3.diverse 4.previous 5.transferred 6.effect 7.rate 8.mood 9.performed 10.motivate第二节:1.take into account 3.familiar with 4.result in 5.participate more in 6.prior to就这么多了,关键的2节没有,真不好意思1/3第三节:1.fortune 2.In a way mitted 4.creativity 5.make a difference6.on my own7.For all8.hooked9.inspired 10.diagnostic第五节:1.grade 2.hooked 3.barely pared 5.changed 6.vision 7.souned 8.optimisic 9.size 10.personalLEVEL 2 UNIT3/3第一节:1.ortune 2.ommitting 3.ooted 4.nspired 5.ooked ined 7.eans 8.ssumed 9.ntense 10.eputation第二节:1.as long as 2.make a difference 3.showing off 4.take,up 5.working out第三节:1.optimist 2.toughest 3.possible 4.deadly 5.diagnostic 6.paid -7.possibilities 8.creativity 9.solve 10.achievements第四节:(此部分每个人做都会有不同的顺序,记得要好好看题)1.B:watching 2.B:whose 3.B:as 4.A:improving 5.C:the death of a child 6.C:as 7.C:alive 8.C:being 9.C:beneficial 10.B:givingUNIT 41/3 第三节 1.hung around 2.discouraged 3.recalled 4.essential5.curiosity6.kept in touch7.resist8.qualify9.addition 10.came out -第五节 1.cleaing 2.essential 3.resistance 4.discouraged 5.through 6.single-minded 7.Naturally 8.lift 9.so es3/3 第一节 1.essestial 2.curious 3.recall 4.discouraged 5.qualifies 6.postponed 7.embraced 8.further 9.confine 10.prejudice第二节 1.hanging around 2.started out 3.keep in touch 4.leave for 5.make something of yourselves第三节 1.identify 2.addition 3.conducted 4.broaden 5.beyond6.out7.apply8.scientific9.profound 10.affect第四节(此部分每个人做都会有不同的顺序,记得要好好看题)1.C:beyond 2.D:had attended 3.A:As 4.C:that 5.C:willing 6.D:uneducated 7.C:that 8.A:had been given 9.D:fleeing 10.B: takingUNIT 51/3 第三节 1.marvelous 2.interviewed 3.congratulate 4.prime 5.via 6.formuma 7.Originally 8.mounted 9.destination 10.illusion第四节 1.my signature is similar to yours 2.are working far apart 3.he studied hard and his hard work paid off 4.takes too much of my time ,I'd like to be excused from further participation5.congratulating her on winning the Sports Trophy第五节 1.congratulated 2.mounted 3.promised 4.scholarship 5.graduate 6.proud bined 8.benefit 9.champion 10.excused3/3 第一节 1.hampion 2.ongratulate 3.ormula 4.llusion 5.riginally 6.enerate 7.erived 8.riority 9.espite 10.mposed第二节 1.are similar to 2.excused from 3.pay off 4.in other words 5.related to第三节 1.advice 2.lose sightof 3.plus m4.arvelous 5.formula 6.encouraged 7.favorite 8.finals 9.relaxed 10.atmosphere第四节(此部分每个人做都会有不同的顺序,记得要好好看题)1.A:In the case of 2.D:off 3.B:in 4.B: staged 5.D: satisifying 6.D:that 7.A:graduated 8.C:were 9.B: blame 10.B:toUNIT 61/3 第三节1.controversy 2.proposed 3.implement 4.varies 5.renewed 6.critical 7.maintain 8.opposing 9.favor 10.burden第四节1.proven2.literate3. second4.native5.more6.courses7.argue 8.opposed 9.work 10.immigrants3/3 第一节1.transitional 2.maintaining 3.concepts 4.proponents 5.proposing 6.fascinated 7.lump 8.swarm 9.union 10.scared第二节 1.other than 2.serve ..as 3. point out 4.slipped out of 5.banded together第三节 1.immersed 2.effective 3.concepts 4.controversial 5.variety 6.critics 7.burden 8.immigrants 9.addition 10.bilingu al第四节(此部分每个人做都会有不同的顺序,记得要好好看题)1.B: be given 2.C: should take/take 3.B: was told 4. B:more likely to 5. D: should be spent 6. C: were required 7. A: in which 8.C: during which 9.C: should be considered/be considered 10.A: having been worked outUNIT 71/3第三节 1.norms 2.proof 3.viewpoint 4.inherit 5.outlook ck 7.particular 8.undertook 9.prompted 10.response第五节 1.measure 2.statements 3.helpless 4.depressing 5.suffer 6.extreme 7.trait 8.undertake 9.generally10.researchers3/3第一节 1.nteracts 2.esponse 3.ack 4.iewpoint 5.redicted 6.haracteristic 7.onservative 8.riented 9.lexible 10.eeking第二节 1.lead to 2.backed up ck of 4.figure out 5.search for 第三节 1.personality 2.passed 3.interacting 4.contribute 5.factors 6.particular 7.involved 8.control 9.associated 10.depression第四节(顺序有所不同,认真看题啊)1.C:rather than 2.A:with 3.C:half of whom 4.D:to which 5.D:that 6.B:compared to 7.D:leading 8.D:no matter where 9.C:that it 10.D:inUNIT 81/3第三节: 1.supportive 2.emerged 3.conveyed 4.intended plaints 6.romantic 7.misinterpreting 8.positively 9.emotional 10.engage[B]第四节: 1.he put it in his pocket instead of his mouth2.as a means of imparting and receiving information3.lead to job cuts in public schools4.on the verge of starvation5.assuming you're by the sea i assuming you are by the sea第五节:1.seldom 2.expect 3.factual 4.various 5.intended plaints -7.respond 8.mislead 9.conveying 10.argument3/3第一节:1.conveyed plaints 3.intended 4.emotional 5.ignored 6.illustrate 7.typical 8.collapsed 9.insight 10.professional第二节:1.in contrast to 2.as a means of 3.on the verge of 4.looks you straight in the eye 5.give them away第三节:municated 2.assistance 3.conflict 4.instead 5.full y 6.similar 7.emphasis 8.emerged 9.misunderstandings 10.acceptance第四节:(顺序有所不同,注意认真看题)1.A:Sensitizing 2.C:is used to using speech 3.B:misinterpreted 4.D:a little 5.D:delivered 6.D: what 7.C:comes 8.A:in which 9.C:is focused on 10.D:positively[/B] 期末过关检测1/1第一节:1.resolve 2.miracles 3.adapt 4.hooked 5.intense 6.postponed 7.generate 8.proposed 9.response 10.typical第二节:municate with 2.in favor of 3.watched out for 4.made a big differance 5.stood out第三节:1.variety 2.critics 3.places 4.money 5.immigrants 6.reason 7.have 8.addition 9.programs 10.successful第四节: 1.Tell...A:information 2.The...B:that 3.They...D:understood puters...B:giving 5.After...D:did we hear 6.I am...B:it 7.Is...C:whose 8.That's...A:what 9.The job...D:get used to 10.The reason...C:that。

龟兔赛跑英语小品剧

龟兔赛跑英语小品剧

The rabbit takes an early lead, but the turn gradually catches up through his persistence
The rabbit gets distracted by a cart and takes a detour, allowing the turn to take the lead
Scenario 1: Starting point
Summary: This scenario introduces the characters and setting of the drama
The characters show their personalities through their interactions and lines
The lines of other characters
Other characters in the skin drama have very few lines, but their roles are important They provide comedy relief and help move the plot forward
The rabbit realizes his misses and learns a valuable lesson about overconfidence and distractions
The turn is practiced for his persistence and is awarded a trophy, symbolizing that slow and steadily wins the race
VS

Isolating Switching Amplifier 2-channel IM12-22EX-

Isolating Switching Amplifier 2-channel IM12-22EX-

T 21:49:17+02:00The 2-channel isolating switching amplifier IM12-22EX-R/230VAC is equipped with intrin-sically safe input circuits.Sensors according to EN 60947-5-6 (NAMUR)or potential-free contact transmitters can be connected to the device.The output circuits feature 2 relays, each with 1 NO contact.You can toggle between working or closed current, resp. NO or NC mode via three switches at the front. The switching state of channel 1 is thereby transmitted to the outputs 1 and 2.The Pwr LED lights green to indicate opera-tional readiness. LED 1 lights yellow to indi-cate the switching status of the output.■ATEX, FM , TR CU■Output mode adjustable (NO/NC mode)■Multiplexing of signals possible ■Complete galvanic isolationT 21:49:17+02:00Type code IM12-22EX-R/230VAC Ident no.7505641Nominal voltage 230 VACOperating voltage 196…253 VAC Frequency48…62 Hz Power consumption ð 7 VAInput 2-channel or 1-channel with signal doubling NAMUREN-60947-5-6No-load voltage 8.2 VDC Short-circuit current 8.2 mA Input resistance 1 k òCable resistance ð 50 òSwitch-on threshold 1.55 mA Switch-off threshold1.75 mAOutput circuits (digital) 2 x relays (NO)Relay switching voltage ð 250 VAC/30 VDC Switching current per output ð 2 ASwitching capacity per output ð 500 VA/60 W Switching frequency ð 10 Hz Contact quality AgNi, 3µ AuGalvanic isolation Test voltage 2.5 kVImportant noteFor safety applications the values specified in the safety manual or the relevant Ex certificates (ATEX,IECEx, UL, etc.) apply.Ex approval acc. to conformity certificate PTB 00 ATEX 2033Application areaII (1) G, II (1) Dignition protection category [Ex ia Ga] IIC; [Ex ia Da] IIIC Max. values:Terminal connection: 1…6Max. output voltage U ð 9.6 V Max. output current I ð 10.7 mA Max. output power P ð 26 mW CharacteristiclinearInternal inductance/capacitance L /C C negligibly small, L negligibly small External inductance/capacitance L /CEx iaIIC IIIC Lo [mH]1515Co [µF](2 termi-nals)1.10.846.24.4Co [µF](3 termi-nals or more1.10.8 6.2 4.3IndicationOperational readiness green Switching state yellow Error indicationredDimensionsOutput relay – Load curveOutput relay – Electrical lifetimeT 21:49:17+02:00Mechanical Data IP RatingIP20Flammability class acc. to UL 94V-0Ambient temperature -25 …+60 °C Storage temperature -40…+80°C Relative humidity ð 95 %Dimensions 104 x 18 x 110 mm Weight149 gMounting instruction for DIN rail / panel Housing material polycarbonate/ABSElectrical connection 4 x 3-pin removable terminal blocks, reverse polarity protected, screw connection Terminal cross-section 1 x 2.5 mm / 2 x 1.5 mm Tightening torque0.5 NmT 21:49:17+02:00AccessoriesType codeIdent no.DescriptionDesignIM-CC-3X2BU/2BK6900475Cage clamp terminals for IM modules (Ex-devices with 18mm overall width); includes: 2 pcs. 3-pin blue terminals and 2pcs. 3-pin black terminals.。

IBM Cognos Transformer V11.0 用户指南说明书

IBM Cognos Transformer V11.0 用户指南说明书
Dimensional Modeling Workflow................................................................................................................. 1 Analyzing Your Requirements and Source Data.................................................................................... 1 Preprocessing Your ...................................................................................................................... 2 Building a Prototype............................................................................................................................... 4 Refining Your Model............................................................................................................................... 5 Diagnose and Resolve Any Design Problems........................................................................................ 6

第二章第三幕任务流程

第二章第三幕任务流程

第二章第三幕任务流程The second chapter of the third act in the gaming task introduces new challenges and quests for players to overcome. This chapter is crucial in advancing the storyline and character development, providing a rich and immersive experience for players. Players must navigate through various obstacles, make critical decisions, and interact with NPCs to progress to the next level.第二章第三幕任务流程为玩家带来了新的挑战和任务,需要玩家克服。

这一章节在推动故事情节和角色发展方面至关重要,为玩家提供了丰富和沉浸式的体验。

玩家必须在各种障碍中前行,做出关键决策,并与NPC进行互动,才能前进到下一个级别。

One of the key aspects of the second chapter of the third act is the introduction of a complex and engaging storyline that keeps players invested in the game. The narrative unfolds in a way that captivates players' attention and creates a sense of urgency to complete tasks and overcome challenges. Players become emotionally invested inthe characters and the world they inhabit, making the gaming experience more immersive and rewarding.第二章第三幕的关键要素之一是引入一个复杂而引人入胜的故事情节,使玩家对游戏投入情感。

生物多样性资料英语作文

生物多样性资料英语作文

Biodiversity,a term derived from biological diversity,refers to the variety of life on Earth,encompassing the diversity within species,between species,and of ecosystems.It is a crucial component of the planets health and the wellbeing of all living organisms, including humans.Heres a detailed essay on the topic:Title:The Importance of BiodiversityIntroduction:Biodiversity is the foundation of a thriving ecosystem.It ensures the survival of various species,maintains the balance of nature,and provides a multitude of benefits to human societies.From the microscopic organisms in the soil to the majestic whales in the ocean, every living being plays a role in the intricate web of life.The Components of Biodiversity:1.Genetic Diversity:This refers to the variety of genes within a species.It is essential for the adaptability and resilience of species to environmental changes.2.Species Diversity:The number of different species within a habitat or a region.A high species diversity often indicates a healthy ecosystem.3.Ecosystem Diversity:The variety of ecosystems in a given area,such as forests, wetlands,and deserts,each with its own unique set of species and ecological processes.Ecosystem Services Provided by Biodiversity:1.Pollination:Many plants rely on animals for pollination,which is crucial for food production.2.Pest Control:Natural predators help control populations of pests that can damage crops and forests.3.Water Purification:Wetlands and other ecosystems filter pollutants from water, ensuring clean water for human consumption and aquatic life.4.Climate Regulation:Forests and oceans play a significant role in regulating the Earths climate by absorbing carbon dioxide and releasing oxygen.Threats to Biodiversity:1.Habitat Destruction:The clearing of forests,draining of wetlands,and urbanization are leading causes of habitat loss.2.Overexploitation:Overfishing,hunting,and poaching have led to the decline of many species.3.Invasive Species:Nonnative species can outcompete native species for resources, leading to a decrease in biodiversity.4.Climate Change:Rising temperatures and changing weather patterns can disrupt ecosystems and lead to the extinction of species that cannot adapt.Conservation Efforts:1.Protected Areas:Establishing national parks,wildlife reserves,and marine protected areas to safeguard habitats and species.2.Sustainable Practices:Promoting sustainable agriculture,forestry,and fishing to reduce the impact on ecosystems.3.Restoration Projects:Efforts to restore degraded ecosystems,such as reforestation and wetland restoration.cation and Awareness:Raising public awareness about the importance of biodiversity and the steps individuals can take to protect it.Conclusion:Biodiversity is not just a scientific concept it is a vital element of our planets health and prosperity.The loss of biodiversity can have farreaching consequences for the environment and human societies.By understanding and valuing the importance of biodiversity,we can take collective action to protect and restore it for the benefit of all life on Earth.Action Points:Support policies and initiatives that protect biodiversity.Engage in sustainable practices in daily life,such as reducing waste and conserving water.Educate others about the importance of biodiversity and the steps they can take to help. Participate in local conservation efforts,such as tree planting or wildlife monitoring.By taking these steps,we can contribute to the preservation of biodiversity and ensure a healthier,more resilient planet for future generations.。

希望英语(第二版)综合教程2U2

希望英语(第二版)综合教程2U2
We can give lectures in class, organize discussions on the media, and open more research centers, such as the Eden Project, to the public to make people understand more about the environment.
文件编号副本发件人传真号码发方传真号码收方公司名称日期电话号码发方电话号码收方收件人事由传真文件页数含封面titleoffaxnumber
希望英语 (第二版) 综合教程 21 希望英语 (第二版) 综合教程
Unit 2 Environment
外语教学与研究出版社
希望英语(第二版)综合教程 1
Speaking
< Back
Speaking
Task 3
Work in pairs. Take turns asking your partner the following questions and make anize your notes and report to the class using the given paragraph as a model.
What are the effects of the changing environment on your personal life?
< Back
Speaking
Task 3
Model Report
Mark lives with his parents near a small river. As long as he can remember, it has always been a source of mosquitoes and bad smell. But his father told him it was not like that until factories were built up and more and more people came around. For Mark, the clean water in which his father used to swim and fish in summer only exists in his dreams. Maybe it’s time for him to do something about it!

简述l2switch的处理流程

简述l2switch的处理流程

简述l2switch的处理流程下载温馨提示:该文档是我店铺精心编制而成,希望大家下载以后,能够帮助大家解决实际的问题。

文档下载后可定制随意修改,请根据实际需要进行相应的调整和使用,谢谢!并且,本店铺为大家提供各种各样类型的实用资料,如教育随笔、日记赏析、句子摘抄、古诗大全、经典美文、话题作文、工作总结、词语解析、文案摘录、其他资料等等,如想了解不同资料格式和写法,敬请关注!Download tips: This document is carefully compiled by theeditor.I hope that after you download them,they can help yousolve practical problems. The document can be customized andmodified after downloading,please adjust and use it according toactual needs, thank you!In addition, our shop provides you with various types ofpractical materials,such as educational essays, diaryappreciation,sentence excerpts,ancient poems,classic articles,topic composition,work summary,word parsing,copy excerpts,other materials and so on,want to know different data formats andwriting methods,please pay attention!简述OpenDaylight中的L2Switch处理流程在现代网络管理领域,OpenDaylight(ODL)是一个开源的软件定义网络(SDN)控制器平台,它提供了丰富的功能来实现对网络的精细控制。

英语作文万能结束语

英语作文万能结束语

1.In conclusion,it is evident that topic plays a crucial role in context.It is imperative that we action or suggestion.2.To sum up,the significance of topic cannot be overstated.It is our collective responsibility to action or suggestion for a better context.3.As we bring this discussion to a close,it is clear that topic is a multifaceted issue that requires action or suggestion to ensure desired outcome.4.To wrap up,the evidence suggests that topic is an essential component of context.It is through action or suggestion that we can achieve desired outcome.5.In ending this essay,it is important to recognize the impact of topic on context.It is with action or suggestion that we can hope to achieve or improve something.6.As we conclude our thoughts on this matter,it is apparent that topic has farreaching implications for context.The path forward involves action or suggestion.7.In wrapping up this piece,it is worth noting that topic is not just a context issue,but a global concern that demands action or suggestion.8.To conclude,the implications of topic are profound and warrant action or suggestion to achieve or maintain something.9.As we draw this essay to a close,it is essential to consider the broader implications of topic for context.It is through action or suggestion that we can achieve or ensure something.10.In final thoughts,the discussion on topic highlights the need for action or suggestion in context to achieve or prevent something.11.To round off,the importance of topic in shaping context is undeniable.It is through proactive action or suggestion that we can achieve or influence something.12.As we conclude,it is imperative to acknowledge the role of topic in context and the necessity of action or suggestion to achieve or maintain something.13.In conclusion,the exploration of topic has shed light on the need for action or suggestion in context to achieve or improve something.14.To end on a note,the complexities of topic within context call for action or suggestion to achieve or ensure something.15.As we bring our discussion to an end,it is evident that addressing topic requires action or suggestion to achieve or maintain something in context.。

Unit2IconicAttractionsReadingandThinking课件高二英语人教版选

Unit2IconicAttractionsReadingandThinking课件高二英语人教版选
① located adj.处于,位于;坐落的 【归纳拓展】 ※ be located in/on/at 位于;坐落于 ※ locate vt.找出……的位置;把……设置(在);使……坐落(于)
② Located to the south of the equator是过去分词作状语,表示原因,其中 locate与主句主语it 之间是被动关系。 过去分词作状语的用法主要有:
1. Located① to the south of the equator,② below many other countries on the globe, it’s often informally referred to as “down under”. 它(澳大
利亚)位于赤道以南,并在地球上许多其他国家的下方,通常被非 正式地称为“down under”。
to take notes so that you can better remember
and understand what you have learnt. When you take notes, it is good to write down the important facts just using key words and ignore many of the small words. You can also use abbreviations, such as “Aus” for “Australia” and “N” for “north”, and use symbols such as “&” for “and”.
Activity 4: Detailed reading.
Task 1 Read the text again and take notes.
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ESwitching Chapter 2 - CCNA Exploration: LAN 交换和无线(版本4.0) 1
请参见图示。

哪些主机会接收主机 A 发送的广播帧?
主机 A 和主机 B
主机 B 和主机 C
主机 D 和主机 E
主机A、主机 B 和主机 C
主机B、主机C、主机 D 和主机 E
主机A、主机B、主机C、主机D、主机 E 和主机 F
2
请参见图示。

交换机和工作站已针对全双工操作进行了管理配置。

下列哪项陈述准确反映了此链路的运行?
此链路不会发生冲突。

每次只有一台设备能够传输。

在线代理|网页代理|代理网页|
交换机将优先传输数据。

如果发生过多冲突,设备将默认恢复半双工操作。

3下列有关在交换机上发出的banner login "Authorized personnel Only"命令的说法中哪项正确?
该命令应在特权执行模式下输入。

该命令会导致用户登录前显示Authorized personnel Only消息。

该命令会生成并显示错误消息% Ambiguous command: "banner motd" ”。

将该命令输入交换机后,屏幕上会显示E nd with the character “%”消息。

4网络管理员通过CLI 输入一个命令,该命令需要几个参数。

交换机的响应为"% Incomplete command"。

管理员不记得缺失了什么参数。

管理员可通过什么方法来获取参数信息?
向最后一个参数末尾附加一个问号(?)
向最后一个参数末尾附加一个空格,然后附加一个问号(?)
按Ctrl-P 显示参数列表
按Tab 键显示可用的选项
5下列关于执行模式口令的说法中哪两项正确?(选择两项。


使能加密口令命令采用明文存储所配置的口令。

使能加密口令命令的安全性比使能口令高。

使能口令和使能加密口令用于保护对特权执行模式的访问。

需要采用命令service password-encryption来加密使能加密口令。

最佳做法是要求同时配置并使用使能口令和使能加密口令。

6下列关于第
2 层以太网交换机的说法中哪两项正确?(选择两项。


第2 层交换机可阻止广播。

在线代理|网页代理|代理网页|
在线代理|网页代理|代理网页|
第 2 层交换机有多个冲突域。

第 2 层交换机在不同网络间路由通信。

第 2 层交换机可减少广播域的数量。

第 2 层交换机可根据目的 MAC 地址发送通信。

7
请参见图示。

图中显示网络中存在多少个冲突域?
1
2
4
6
7
8
8
为交换机的 vty 线路输入 transport input ssh
命令后会发生什么情况?
交换机上的 SSH 客户端被启用。

交换机与远程用户之间的通信被加密。

不再需要用户名/口令组合即可与交换机建立安全的远程连接。

交换机要求用户在远程连接时采用专有的客户端软件。

9如果网络管理员在交换机上输入以下命令,会有什么结果?
Switch1(config-line)# line console 0
Switch1(config-line)# password cisco
Switch1(config-line)# login
采用口令"cisco" 来保护控制台端口
通过将可用的线路数指定为0 来拒绝用户访问控制台端口
通过提供所需的口令来访问线路配置模式
配置用于远程访问的特权执行口令
10
请参见图示。

图中显示了show running-config命令的部分输出。

此交换机的
使能口令是"cisco"。

从图中所示的输出可得出什么结论?
默认情况下会加密使能口令。

所有加密口令均采用MD5 哈希算法加密。

在此配置中,已配置的所有线路模式口令都会被加密。

此行代表最安全的特权执行模式口令。

11
请参见图示。

如果SW1 的MAC 地址表为空,SW1 会对从PC_A 发送到PC_C 的帧采项操作?
SW1 会丢弃该帧。

在线代理|网页代理|代理网页|
SW1 会将该帧从除端口Fa0/1 之外的所有端口泛洪出去。

SW1 会将该帧从该交换机上除端口Fa0/23 和Fa0/1 之外的所有端口泛洪出去。

SW1 会采用CDP 协议同步两台交换机的MAC 地址表,然后将帧转发到SW2 上的12下列关于交换机端口安全的说法中哪两项正确?(选择两项。


三种可配置的违规模式都会通过SNMP 记录违规情况。

动态获知的安全MAC 地址会在交换机重新启动后丢失。

三种可配置的违规模式都需要用户干预才能重新启用端口。

输入sticky参数后,只有随后获知的MAC 地址才会被转换为安全MAC 地址。

如果以静态方式为端口配置的MAC 地址未达到最大数量,则动态获知的地址会被添加
中,直到达到最大数量为止。

13当交换机接收帧时,如果在交换表中找不到源MAC
地址,交换机会采取什么措施来处理该交换机会请求发送节点重新发送该帧。

交换机会发出一个ARP 请求以确认源设备是否存在。

交换机会将源MAC 地址映射到收到帧的端口上。

交换机会向此传入帧的源MAC 地址发送确认帧。

14
在线代理|网页代理|代理网页|
在线代理|网页代理|代理网页|
请参见图示。

交换机和集线器具有默认配置,且交换机已建立 CAM 表。

当工作站 A 向工送单播数据包时,哪台主机会捕获该帧的副本?
工作站
C
工作站 B 和
C
工作站 A 、B 和 C 以及路由器的接口
工作站 B 、C 、D 、E 和 F 以及路由器的接口
15 采用 CSMA/CD 的网络中发生冲突时,需要传输数据的主机在回退时间到期后做何反应?
主机恢复传输前侦听模式。

造成冲突的主机优先发送数据。

造成冲突的主机重新传输最后 16 个帧。

主机延长其延迟时间以便快速传输。

16 启动配置存储在哪里?
DRAM
NVRAM
ROM
startup-config.text
17
请参见图示。

网络管理员尝试通过安全外壳连接到Switch1
但失败了。

最可能的原因是什么
配置的vty 线路不正确
默认网关地址不正确
安全外壳版本不兼容
vty 线路被配置为只允许Telnet 连接
18哪种命令行界面(CLI) 模式允许用户配置诸如主机名和口令等交换机参数?
用户执行模式
特权执行模式
全局配置模式
接口配置模式
19
在线代理|网页代理|代理网页|
请参见图示。

当主机 1 试图发送数据时会发生什么情况?
来自主机 1 的帧会导致接口关闭。

会丢弃来自主机 1 的帧,且不发送日志消息。

来自主机 1 的帧会在运行配置中创建MAC 地址条目。

来自主机 1 的帧会删除地址表中的所有MAC 地址条目。

20可采用哪两种方法来使交换机不易受MAC 地址泛洪、CDP 攻击和Telnet 攻击等攻击的影响两项。


在交换机上启用CDP。

定期更换口令。

关闭不必要的服务。

在交换机上启用HTTP 服务器。

使用使能口令而非使能加密口令。

在线代理|网页代理|代理网页|。

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