题目
A.A
B.B
C.C
D.D
第1题
A.changing
B.deleting
C.scanning
D.replacing
第2题
A.When your computer is on, only RAM is used to store information.
B.When your computer is on, only disk drives are used to store information.
C.When your computer is off,only RAM is used to store information.
D.When your computer is off,only disk drives are used to store information.
第3题
A.When your computer is on, only RAM is used to store information.
B.When your computer is on, only disk drives are used to store information.
C.When your computer is off, only RAM is used to store information.
D.When your computer is off, only disk drives are used to store information.
第4题
(74)
A.When your computer is on, only RAM is used to store information
B.When your computer is on, only disk drives are used to storinformation.
C.When your computer is off, only RAM is used to store information
D.When your computer is off, only disk drives are used to storinformation.
第5题
computer technology puts all the information ___your fingertips.
A、on
B、in
C、at
D、over
第6题
One of the basic roles of computer security is to change your((73))regularly.
A.name
B.computer
C.password
D.device
第7题
A.to fix
B.fixing
C.fix
D.fixed
第8题
第9题
–OK, I 'll fix your computer right now.
–Oh, take your time.()
A.I can 't stand it.
B.I'm in no hurry.
C.That 's a great idea.
第10题
●If your diskette has been (69) ,the computer can not store any new information on it.
(69) A.formatted
B.write protected
C.tested
D.Certified
第11题
Anti- virus software protects your computer from viruses by(75)your computer's memory and disk devices.
A.deleting
B.changing
C.scanning
D.replacing
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