Which of following is not affected by computer virus?
a) boot records
b) spread sheet
c) file on CD-ROM
d) files on hard
Which of following software is not affected by virus?
a) MS-DOS
b) windows
c) office
d) both a & b
Which type of virus infect .SYS files?
a) program virus
b) boot virus
c) macro virus
d) creeper virus
Which virus executes when computer start?
a) macro
b) file infector
c) boot sector
d) salami shaving
Which of following is an anti-virus program?
a) Norton
b) k7
c) quick heal
d) all of these
Which of following is not example of real security and privacy threats?
a) hackers
b) virus
c) spam
d) worm
