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2. Short answer type questions.
a. What is a Computer Virus?
b. What is a rootkit?
3. Long answer type questions.
a. Write any three harms caused by a computer virus.
Prime (Ver. 2.2)-VII 4. Competency-based/Application-based questions. Century #Critical Thinking COMPUTER VIRUS
b. Write any four common symptoms of an infected computer system.
21 st
Skills
a. Suhana's computer is behaving strangely, displaying unusual messages on the screen, and
loading programs slowly. Tell her what could be the possible cause of these issues.
b. Swati has just started using email to connect with her distant friends. They
often share different things through email. However, after clicking on an
86 email from an unknown source, her computer crashed. Can you explain which 87
type of virus might have caused this harm to her computer?
Activity Time
21 st
Find five malware programs in the following grid: Century #Critical Thinking
Skills
A I I B A C K D O O R I
T L K A R O K L W U B T
O I E T O N T R O J A N
A R O O T K I T R N B H
I M T C T T E K M N I E
W S P Y W A R E M Y T R
E L O A I L M I A R W S
Find Out
We have read about some of the antiviruses in this chapter. With Century #Information literacy
21 st
the help of your teacher, try to find out if there are some other Skills
programs that function just like an antivirus.

