计算机安全选择题（Computer security selection）.doc

计算机安全选择题（Computer security selection） 1 computer virus refers to (D). A compiled error computer program B design incomplete computer program C computer program destroyed by D computer program designed for the purpose of jeopardizing computer hardware system 2 the main object of computer virus destruction is (D). A floppy disk B disk drive CCPUD program and data 3 computer virus can make the whole computer paralysis, great harm. Computer virus is (B). A a command B a special program C a biological virus D a chip 4 computer virus is (A). A a class of destructive programs, B, a class of destructive files C a fungus that attacks hard drives, D, a consequence of user misuse 5 computer virus is a kind of (C). A special computer components, B game software, C, a special program compiled by humans, D infectious biological viruses 6 the following options do not belong to the computer virus characteristic is (D). A destructive B latent C infectious D immunity 7 in the narrative of computer viruses, the correct option is (B). A computer viruses only infect.Exe or.Com files B computer viruses can be propagated by reading floppy disks, optical disks, or Internet networks C computer viruses are transmitted through the power grid D computer viruses are caused by the floppy surfaces of floppy disks 8 an effective way to prevent floppy disks from infecting viruses is (B). A formats floppy disks, B writes floppy disks, C wipes floppy disks, and D puts floppy disks into floppy drives 9 computer virus is (A). A a program code B, a command C, a file D, a mark 10 the following four items, which are not characteristic of computer viruses, are (D). A latent B infectivity C activated D immunity 11 computer viruses can cause computer failure. (B) A a microbial B, a special program C, a special chip D, a program logic error 12 in order to prevent the virus from infecting the 3.5 inch floppy disk that holds important data, the correct method is (B). A closes the small square B on the corner of