In Linux, what does the command 'ls -l' do? MCQ with Answer and Explanation

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In Linux, what does the command 'ls -l' do?

A. Lists only hidden configurations.

B. Launches a system log window.

C. Displays a long list format showing file permissions, owner details, sizes, and modification dates.

D. Permanently deletes all contents of the folder.

Answer: Option C

Solution (By JKExamLibrary)

The '-l' option with the 'ls' command instructs the system to output contents in a detailed, long list format, displaying file permissions, owners, size, and date.

This question belongs to: Computer Operating Systems

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Which of the following is a feature of the ext4 file system?

A. Support for extents

B. Case-insensitive filenames

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Correct Answer: Option A

Explanation:
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This question belongs to: Computer Operating Systems

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In Linux, the 'df' command with '-h' option shows:

A. Inode usage

B. Disk space usage in human-readable format

C. File system type

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Correct Answer: Option B

Explanation:
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What is the purpose of the Windows 'Safe Mode'?

A. To enable network support for recovery

B. To run the system with maximum performance

C. To load the last known good configuration

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Correct Answer: Option D

Explanation:
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This question belongs to: Computer Operating Systems

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