Class : 5th
Subject : Computer
Revision : (Topic L-7 Know about virus )
A) Fill in the blanks ( 1 X 4 = 4)
1) ____________ has ability to hide itself from some antivirus
software programs.
2) Friday the 13th is a ________________ virus.
3) ________________ and ______________ are example of network virus
4) Some common antivirus software are ____________and _________
B) Write T for “True” and F for “False” :- (2X1=2)
1) Worm is the name of Antivirus.
2) Computer viruses cannot spread through air
C) Answer the following (2X2=4)
1) What do you mean by Virus?
2) What is the use of antivirus programs?
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