第1题
A.The problem of the computer's safe.
B.How does the virus work.
C.The computer and the viruses.
D.None of the above.
第2题
第3题
What is a "benign" virus?
A.It is a virus that causes great damage.
B.It is a virus that once infected the IBM's computer system.
C.It is a virus that carries a Christmas greeting.
D.It is a virus that causes no harm to the computer systems.
第4题
What is a "benign" virus?
A.It is a virus that causes great damage.
B.It is a virus that once infected the IBMs computer system.
C.It is a virus that carries a Christmas greeting.
D.It is a virus that causes no harm to the computer systems.
第5题
A.Not until
B.Even if
C.Now that
D.In case
第6题
A.component
B.composition
C.factor
D.ingredient
第7题
What can a "malignant" virus do to your computer?
A.It can cause no damages at all.
B.It can cause damages to the computer systems.
C.It can copy your files in computers.
D.It can format your hard drive.
第8题
Which of the following about a computer virus is not true?
A.It is a piece of software whose purpose is to replicate.
B.It is a program that gains control over its host in various ways.
C.It all contains code which won't be activated without a trigger mechanism.
D.It sometimes attaches to a file.
第9题
A.It can cause no damages at all.
B.It can cause damages to the computer systems.
C.It can copy your files in computers.
D.It can format your hard drive.
第10题
A.allow hackers to take control over a particular system or to steal very important data
B.infect the computer without even having to click open email attachment or any program.
C.quickly replicate itself and gradually attache to files, programs or the hard drive.
D.avoid the virus to attack computer