Match List I (Type of Malware) with List II (Description) and choose the correct answer from the options given below.

List I

i.Trojan Horse

ii.Worm

iii.Spyware

iv.Ransomware

List II

a.A program that replicates itself to spread to other computers and uses a network to spread

b.A non-self-replicating program containing malicious code that, when executed, causes loss of data

c.A type of malware that restricts access to the system it infects and often demands a fee

d.A program that gathers information about a person or organisation without their knowledge, for example detecting key presses

Ai-a, ii-b, iii-d, iv-c

Bi-b, ii-a, iii-d, iv-c ✓ Correct

Ci-c, ii-a, iii-d, iv-b

Di-b, ii-d, iii-a, iv-c

Correct answer: (B) i-b, ii-a, iii-d, iv-c

Explanation

A Trojan horse pairs with the non self replicating program whose hidden malicious code causes data loss when run.

A worm pairs with the program that copies itself to spread to other computers over a network.

Spyware pairs with the program that secretly gathers information, such as detecting key presses.

Ransomware pairs with the malware that restricts access to a system and demands a fee.

A Trojan disguises itself as useful software to trick the user.

A worm needs no host file, unlike a traditional virus.

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