What is 'ransomware'? MCQ with Answer and Explanation

What is 'ransomware'?
A. A type of malware that demands payment to restore access to files
B. A type of encryption algorithm
C. A type of antivirus software
D. A type of firewall
Answer: Option A
Solution (By JKSSB Mock Tests)
Ransomware is a type of malware that encrypts the victim's files or locks their system and demands a ransom payment to restore access.

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Practice More Cyber Security Questions

Question #1
What type of attack occurs when an unauthorized user intercepts a wireless network session token, allowing them to impersonate a legitimate user without typing a password?
A. IP Header Spoofing
B. Brute Force Guessing
C. Session Hijacking / Cookie Stealing
D. SQL Injection Modality

Correct Answer: Option C


Explanation:
Session hijacking involves stealing active session IDs or web cookies to take over an authenticated user's active session web connection.

This question belongs to: Computer Cyber Security
Question #2
Which of the following is a type of malware that displays unwanted pop-up ads?
A. Trojan
B. Spyware
C. Ransomware
D. Adware

Correct Answer: Option D


Explanation:
Adware is a type of malware that automatically displays or downloads unwanted advertisements, often in the form of pop-up ads, without the user's consent.

This question belongs to: Computer Cyber Security
Question #3
A piece of code that self-replicates by attaching its binary payload to an executable file on a USB flash drive, running whenever the drive is plugged into a new system, is a:
A. Macro Script Module
B. Pure Network Daemon
C. Boot Sector / File Infector Virus
D. Logic Bomb Tracker

Correct Answer: Option C


Explanation:
File infectors and boot sector viruses attach to portable files and storage partitions, copying themselves to new host machines via shared media.

This question belongs to: Computer Cyber Security