What is the purpose of a garbage collector in software? MCQ with Answer and Explanation

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What is the purpose of a garbage collector in software?

A. Compiles code

B. Manages files

C. Automatically deallocates unused memory

D. Links libraries

Answer: Option C

Solution (By JKSSB Mock Tests)

Garbage collection frees memory that is no longer in use, preventing leaks.

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Question #1

What is the difference between system software and middleware?

A. System software is for networks; middleware is for storage

B. They are the same

C. System software manages hardware; middleware connects applications

D. Middleware manages hardware; system software connects applications

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Correct Answer: Option C

Explanation:
Middleware sits between OS and applications, facilitating communication; system software manages hardware.

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Question #2

Which of the following is an example of a utility software for disk imaging?

A. MS Word

B. Chrome

C. Excel

D. Norton Ghost

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Correct Answer: Option D

Explanation:
Norton Ghost is a disk cloning and imaging utility.

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Question #3

What is the function of a debugger?

A. To compile programs

B. To find and fix errors in programs

C. To interpret programs

D. To link programs

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Correct Answer: Option B

Explanation:
A debugger is a tool used to test and remove bugs (errors) in software.

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