What is the function of antivirus software? MCQ with Answer and Explanation

What is the function of antivirus software?
A. To encrypt data
B. To manage network traffic
C. To detect, prevent, and remove malware
D. To provide internet connectivity
Answer: Option C
Solution (By JKSSB Mock Tests)
Antivirus software is designed to detect, prevent, and remove malicious software from a computer system.

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Practice More Cyber Security Questions

Question #1
Which technical utility tool acts as an encrypted network corridor, wrapping public internet traffic in a cryptographic layer to hide data from eavesdroppers?
A. Virtual Private Network (VPN)
B. Proxy Gateway Server
C. Firewall Layer
D. Intrusion Detection Module

Correct Answer: Option A


Explanation:
VPNs establish encrypted tunnels over public networks, shielding active data traffic from interception or monitoring.

This question belongs to: Computer Cyber Security
Question #2
Which of the following is a type of malware that can replicate and spread across networks without user interaction?
A. Virus
B. Trojan
C. Spyware
D. Worm

Correct Answer: Option D


Explanation:
A worm is a standalone malware that self-replicates and spreads across networks without requiring any user action.

This question belongs to: Computer Cyber Security
Question #3
A protocol exploit where a threat actor inserts their device into the communication pathway between a client terminal and an internet server to eavesdrop or alter data packets silently is a/an:
A. Distributed Traffic Flood
B. Man-in-the-Middle (MitM) Attack
C. Brute Force Cracking
D. SQL Injection Exploit

Correct Answer: Option B


Explanation:
MitM attacks intercept communication paths between two trusting parties to secretly listen to, relay, or manipulate data payloads.

This question belongs to: Computer Cyber Security