What does the acronym UEFI stand for? MCQ with Answer and Explanation

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What does the acronym UEFI stand for?

A. Universal Extended Firmware Interface

B. Unified Extensible Firmware Interface

C. Unified External Firmware Integration

D. Universal Extensible Firmware Integration

Answer: Option B

Solution (By JKSSB Mock Tests)

UEFI is a modern firmware interface that replaces BIOS, offering faster boot, secure boot, and support for large hard drives.

This question belongs to: Computer Operating Systems

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Question #1

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Which Windows component stores the low-level system settings, device driver profiles, and application parameters in a hierarchical database format?

A. Control Panel

B. System.ini

C. Windows Registry

D. Program Files

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Correct Answer: Option C

Explanation:
The Windows Registry functions as a unified, hierarchical system data vault holding fundamental configurations for the OS kernel and applications.

This question belongs to: Computer Operating Systems

Question #2

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What is the main difference between a process and a thread?

A. Processes are scheduled, threads are not

B. A process has its own memory space, while threads share memory within a process

C. There is no difference

D. Threads are independent, while processes are not

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Correct Answer: Option B

Explanation:
Processes are independent with separate memory; threads are lighter, sharing the same memory space and resources of the parent process.

This question belongs to: Computer Operating Systems