Which of the following is a type of Linux shell? MCQ with Answer and Explanation

Question
Which of the following is a type of Linux shell?
A. Terminal
B. Command Prompt
C. Bash
D. PowerShell
Answer: Option C
Solution (By JKSSB Mock Tests)
Bash is a shell; Command Prompt and PowerShell are Windows; Terminal is a terminal emulator.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
What does the term 'Spooling' stand for in the context of system operations?
A. System Peripheral Output Link
B. Simultaneous Peripheral Operations On-Line
C. Storage Process Organization Layout
D. Sequential Process Optimization Line
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Correct Answer: Option B

Explanation:
SPOOLING stands for Simultaneous Peripheral Operations On-Line. It is a technique used to buffer data intended for slow peripheral devices like printers.
This question belongs to: Computer Operating Systems
Question #2
Which Linux terminal command outputs the total number of lines, words, and characters contained inside a specified text file?
A. count
B. grep
C. wc
D. ls -s
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Correct Answer: Option C

Explanation:
The 'wc' (word count) command calculates and prints line counts, word totals, and byte metrics for a targeted text file.
This question belongs to: Computer Operating Systems
Question #3
What is the purpose of the Windows 'Disk Cleanup' tool?
A. To check disk errors
B. To format a disk
C. To remove temporary and unnecessary files to free up disk space
D. To defragment the hard drive
Discuss
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Correct Answer: Option C

Explanation:
Disk Cleanup scans for files that can be safely deleted, such as temporary files, recycle bin, and system caches.
This question belongs to: Computer Operating Systems
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