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5 Computer Malware
Let’s surf
Ø Malware Ø Worms
Ø Trojan Horse Ø Spyware
Ø Ransomware Ø Rootkit
Ø Computer Virus Ø Antivirus
Ø Firewall
21 st
Let’s PLug-in Century #Critical Thinking
Skills
What should you do when you fall sick? Tick ( ) the correct picture.
D. ( )
C. ( )
A. ( ) B. ( ) C. ( ) D. ( )
B. ( )
A. ( )
The computer also falls sick as harmful files and applications damage it. There are preventive
measures to secure our computer too. Let us read about them in this chapter.
Data and information stored in the computer are the two most important assets of an organisation.
No organisation wants to lose its data and information. Hence, most of the organisations adopt
preventive measures to protect their computer systems and data from any kind of danger or risk.
One of the common risks is malware attack.
Computer Malware 65

