What is the purpose of a virtual machine (VM)? MCQ with Answer and Explanation

What is the purpose of a virtual machine (VM)?
A. To speed up internet
B. To run an OS inside another OS
C. To increase memory
D. To edit documents
Answer: Option B
Solution (By JKSSB Mock Tests)
VMs allow multiple operating systems to run on a single physical machine.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Computer Software Questions

Question #1
Which software license model provides free access to the program code, allowing anyone to modify and sell it commercially without requiring derivative works to remain open source?
A. Copyleft License
B. Closed-Source Freeware Framework
C. Permissive Open Source License (e.g., MIT or BSD)
D. Public Domain Status

Correct Answer: Option C


Explanation:
Permissive open-source licenses (like MIT) allow users to modify, distribute, and even commercialize the code within proprietary systems with minimal restrictions.

This question belongs to: Computer Computer Software
Question #2
What is the purpose of a compiler's optimization?
A. To reduce memory usage
B. To fix bugs
C. All of the above
D. To improve performance of generated code

Correct Answer: Option D


Explanation:
Optimization enhances code efficiency in terms of speed or size.

This question belongs to: Computer Computer Software
Question #3
Which of the following is an example of a backup utility?
A. Chkdsk
B. Defrag
C. Windows Backup and Restore
D. Disk Cleanup

Correct Answer: Option C


Explanation:
Windows Backup and Restore is a utility for creating backups of files and system images.

This question belongs to: Computer Computer Software