What form of malicious software is designed to encrypt a user's files, rendering them inaccessible until a decryption key fee is paid? MCQ with Answer and Explanation

Question
What form of malicious software is designed to encrypt a user's files, rendering them inaccessible until a decryption key fee is paid?
A. Adware
B. Trojan Horse
C. Spyware
D. Ransomware
Answer: Option D
Solution (By JKSSB Mock Tests)
Ransomware is malware that hijacks user files via encryption, demanding payment to restore access. Security utilities work to block it.
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Practice More Computer Software Questions

Question #1
A system software component that manages communication between multiple network computing nodes to facilitate shared peripheral access is a:
A. Device Interconnect Patch
B. Network Operating System (NOS)
C. Horizontal Middleware Suite
D. Database Server Engine
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Correct Answer: Option B

Explanation:
An NOS contains specialized network stack code allowing multi-user environments to coordinate file paths, security rights, and printing assets securely.
This question belongs to: Computer Computer Software
Question #2
Which utility is responsible for monitoring active system background processes and terminating frozen or unresponsive application instances?
A. File Explorer
B. Disk Defragmenter
C. Task Manager
D. Device Installer
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Correct Answer: Option C

Explanation:
The Task Manager (Windows) or Activity Monitor (macOS) lets users see system metrics and kill stalled application threads.
This question belongs to: Computer Computer Software
Question #3
Which of the following is a type of system software that manages disk drives?
A. Disk Management
B. Registry Editor
C. Control Panel
D. Task Manager
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Correct Answer: Option A

Explanation:
Disk Management handles partitioning and formatting of drives.
This question belongs to: Computer Computer Software
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