更多"The virus can affect the computers "的相关试题:
[单项选择]Electronic computers with many advantages can not carry out creative work and replace man.（）
A. 带有很多优点的电子计算机不能完成代替人类完成创新工作。
B. 虽然电子计算机有很多优点，但它们不能进行创造性的工作，也代替不了人。
C. 许多先进的电子计算机不再按照人的意志工作并最终能代替人。
D. 电子计算机还不能有效地完成人类交给他的创造性工作。
[单项选择]Which feature of computers makes computer theft possible
A. They are fast, flexible and accurate.
B. They usually feel good.
C. They have no conscience.
D. They are honest.
[单项选择]A computer virus ______.
A. is the same as a biological virus
B. is also an organism
C. is a series of electronic commands
D. is one of biological viruses
[单项选择]The new computer virus ______, the system was restored to its normal operation.
A. having removed
B. being removed
C. had been removed
D. was removed
[单项选择]If you don't know how to use a computer, you can just apply the position as______.
[单项选择]Communications technology factors that can affect the project include all of the following EXCEPT______．
A. the length of the project
B. the availability of technology
C. executive requirements
D. the urgency of the need for information
[单项选择]Now that we have a computer, we can ____________ everything we need easily.
A. look on
B. look in
C. look up
D. look down
[单项选择]Computers can provide information which allows businessmen to______ their list of goods, by showing which items are being sold and how fast they are moving.
A. keep track of
B. keep pace with
C. keep in touch with
D. keep company with
[单项选择]The social and cultural background can affect
A. the interaction among people involved in the decision.
B. the cultural framework.
C. the traditional life-time employment.
D. the social and cultural restriction.
[单项选择]The computer system can help firefighters by giving medical information about ______ living in a burning building.
A. dwellers
B. residents
C. clients
D. invalids
[单项选择]Skilled computer criminals can break into a computer system______.
A. quite easily
B. without any risk
C. more easily than an armed robber can gain access to a bank vault and with far less risk
D. without being punished
[单项选择]A virus scanner is running on a computer and scans all files currently in use. Why should a full scan be performed periodically?（）
A. Files not accessed recently may contain a virus.
B. A full scan optimizes all files on the hard drive.
C. A full scan resets the archive bit on the file.
D. Active antivirus software only scans the C:/WINDOWS directory.
[单项选择]Computer games can be used to help children develop their reading skills.
[单项选择]Under-used computer equipment can proliferate in large companies without a system to {{U}}monitor{{/U}} purchasing.
A. know
B. order
C. screen
D. watch
[单项选择]What information about computers can we get from the passage
A. They are simple and they operate mechanically.
B. They can solve all kinds of difficult problems.
C. Computers are so advanced that they will control human being someday in the future.
D. They are not as complicated as human brain.
[单项选择]According to the passage, computers can not be used to ______.
A. solve the threat of world famine
B. ease international tension
C. defeat world champion chess player
D. work out solutions to the industrial problems
[单项选择]The computer center can ______.
A. give the firemen important help in almost every way
B. have limited ways of helping fire-fighters
C. hardly give any useful information for the fire brigade
D. put out every fire automatically
