What is a 'worm' in the context of malware? MCQ with Answer and Explanation

What is a 'worm' in the context of malware?
A. A form of spyware
B. A type of ransomware
C. A self-replicating program that spreads without user intervention
D. A program that disguises itself as a legitimate file
Answer: Option C
Solution (By JKSSB Mock Tests)
A worm is a standalone malware that replicates itself and spreads to other computers without requiring any user action.

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Practice More Cyber Security Questions

Question #1
What is the primary operational difference between a standard computer virus and a computer worm?
A. A virus requires a human operator to execute an infected host file to spread, whereas a worm can self-replicate and spread independently across networks.
B. A virus targets network protocols, while a worm exclusively targets storage sectors.
C. A worm cannot run without administrative OS privileges.
D. A virus relies entirely on hardware modulation bugs.

Correct Answer: Option A


Explanation:
Viruses insert themselves into existing host files and require human execution to propagate, while worms exploit system vulnerabilities to self-replicate and travel autonomously across network lines.

This question belongs to: Computer Cyber Security
Question #2
What is 'cyberspace'?
A. The virtual world of interconnected computer networks and digital communication
B. A physical location where computers are stored
C. A physical network cable
D. A type of antivirus software

Correct Answer: Option A


Explanation:
Cyberspace refers to the global domain of digital networks, communications, and information systems, a virtual environment where online interactions occur.

This question belongs to: Computer Cyber Security
Question #3
Which firewall asset operates explicitly at Layer 7 of the OSI model, proxying web requests to filter input values and block application attacks?
A. Packet Filtering Gateway
B. Circuit Level Gateway
C. Application Layer Firewall
D. Stateful Inspection Monitor

Correct Answer: Option C


Explanation:
Application firewalls filter commands at Layer 7, inspecting protocol payloads to protect web servers from exploitation.

This question belongs to: Computer Cyber Security