职高计算机专业英语试卷

2010年度期末考试试卷

905班

A.Num Lock

B.character

C.Page Up

D. insert

2.We can press one numeric key and “_______”key at the same time to print the upper symbol “#”

A.Ctrl

B.Esc

C.Delete

D.shift

3.A set of shortcut function keys, normally from _________.

A.F5 to F10

B.F6 to F12

C.A to E

D.F1 to F12

4. 选出以下字母小写书写时占两格的是（）

A.B

B. F

C.A

D.R

5.______is usually inputted into a computer by typing characters with the keyboard.

A.data

rmation

C.keyboard

D.process

6.Ctrl+v means ______.

A.redo

B.cut

C.copy

D.paste

7.________ the keyboard cable into it slot of system unit.

A.play

B.install

C.input

D.plug

8.Insert power cable into to 220v’s power supply ________.

A.adapter

B.system unit

C.socket

D.display

9.A typical computer system can be divided into ________ function blocks.

A.three

B.four

C.five

D.eight

10.Memory consists of _______and _________.

A.RAM,RM

B.RMVB,RM

C.ROM,RAM

D.CD,USB

11.We input pictures, photos by __________.

A.scanner

B.keyboard

C.printer

D.camera

12.We known the biggest unit in binary system is called a “________”.

A.byte

B.bit

C.mega

D.giga

13.Most computing devices use this _________ system.

A.decimal

B.binary

C.giga byte

D.mega byte

14.We represent 0 as _______ and 1 as ON in binary system.

A.ON

B.UP

C.OFF

D.DOWN 15.One byte is used to store an English character, _______bytes are used to store a Chinese character.

A.Two

B.Three

C.Four

D.Five

16.Hard disk and floppy disk are typical __________ storages.

A.firstary

B.secondary

C.thirdary

D.fourary

17.Floppy disks use _______ disc to record data.

A.magic

B.magnetic

C.capacity

D.track

18.A lot of information mustn’t be lost after your computer is ____________.

A.turn out

B.turn on

C.turn off

D.turn of

19.1.4MB is the short form of 1.4 ______ bytes. It is the capacity of one floppy disk.

A.bit

B.byte

C.mega

D.giga

20.Two byte can store one chinese characters,so one sector can store________ “中”s.

A.512

B.128

C.1024

D.256

用下面方框里的答案正确填出文件的扩展名（可多选）

B.fill in the blanks:（10）

1.And we still use ____________ and CD-ROM secondary storage often.

2.Hard disks hold more ___________ and are faster than floppy disks.

3.Some compuers ___________ can even store more than 100GB.

4.How many digits do you use in the binary system for counting?_______

5.GB,which is the short form of _______.

6.0 and 1 are basic ________ of computer’s machine language.

7.”Binary number” may seem _______to understand at first, but in fact they are very