What is the role of the graphical user interface (GUI)? MCQ with Answer and Explanation

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What is the role of the graphical user interface (GUI)?

A. Manages hardware

B. Allows visual interaction with the computer

C. Compiles code

D. Processes data

Answer: Option B

Solution (By JKSSB Mock Tests)

GUI provides visual components like windows and icons for user interaction.

This question belongs to: Computer Computer Software

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What is the function of a software debugger's breakpoint?

A. Links libraries

B. Compiles code

C. Pauses execution at a specific line

D. Manages memory

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Correct Answer: Option C

Explanation:
Breakpoints allow developers to halt program execution to inspect state.

This question belongs to: Computer Computer Software

Question #2

What is the role of the kernel in an operating system?

A. Runs application software

B. Provides user interface

C. Manages network connections

D. Manages core hardware and system resources

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Correct Answer: Option D

Explanation:
The kernel is the core of the OS, managing CPU, memory, and devices.

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Question #3

What type of software is a device driver?

A. System software

B. Firmware

C. Application software

D. Utility software

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Correct Answer: Option A

Explanation:
Device drivers are system software that allow the OS to communicate with hardware.

This question belongs to: Computer Computer Software

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