计算机基础双语练习题
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Chapter 1
PartⅢEXERSICE
1. A handheld computer is essentially a PDA enhanced with features such as removable storage,
e-mail, Web access, voice communications, built-in camera, and GPS. ____a__
A True
B False
2.It is important to turn on all peripheral devices before you turn on the system unit. ___a___
A True
B False
3. A screen saver will be displayed on a computer monitor after a specified period of inactivity
on your computer. ___a___
A True
B False
4.Windows allows you to select a different screen saver, but you cannot change the wait time
before a screen saver is displayed. __b____
A True
B False
puter scientists have proposed that the term kibibyte be used to refer to 1024 bytes.
___a___
A True
B False
6.Icons on the Windows Taskbar require a double-click to start the associated program. ___b___
A True
B False
7.Which of the following is considered a good tip to use when selecting a secure password?
____a_____
A Use a password that is eight characters or more
B Use a word out of the dictionary and spell it backwards.
C Use a password using only letters
D Use part of your user ID so you can remember your password more easily
8.To turn on a desktop computer, you need to press the ____c_____.
A Power button for the system unit
B Power button for the monitor
C Both A and B
D None of the above
9.All of the following are peripheral devices EXCEPT a(n) ____c_____.
A Monitor
B Printer
C System unit
D Scanner
10.During the Windows ＂boot process＂the computer___d____
A Checks its circuitry
B Loads the operating system
C Looks for connections to peripheral devices
D All of the above
11.When a computer is in ＂sleep＂mode it___c____.
A Has been turned off incorrectly
B Is downloading your e-mail
C Conserves power by not turning the monitor or disk drives
D All of the above
12.Screen savers were originally designed to____d___.
A Entertain computer users
B Hide work while the user was away from the computer
C Display artwork
D Prevent an image from being permanently “burned” onto the screen
13.To clear a screen saver, you would____d___.
A Move the mouse
B Turn the computer off
C Press any key
D Both A and C
14.The typing keys on a computer keyboard include the ___d___.
A Letters of the alphabet
B Punctuation keys
C Number/symbol keys near the top row of the keyboard
D All of the above
15.The __b____ key deletes one character to the left of the ＂insertion point＂that marks your
place on the screen.
A Enter
B Backspace
C Alt
D Delete
16.The ___d___ key deletes characters to the right of the ＂insertion point＂that marks your
place on the screen.
A Enter
B Backspace
C Alt
D Delete
17.The ____d__ provides a calculator-style keypad for efficiently entering numbers.
A Typing keys
B Function keys
C Editing keys
D Numeric keypad
18.The ___a___ key captures the image on the screen and stores it in memory.
A PrtSc
B Esc
C Pause
D Windows
19.Technologies used to equip devices with location awareness include ___d___
A Cellular networks