Which of the following is the official default file system used by most modern distributions of Linux? MCQ with Answer and Explanation

Question
Which of the following is the official default file system used by most modern distributions of Linux?
A. FAT16
B. ext4
C. HFS+
D. NTFS
Answer: Option B
Solution (By JKSSB Mock Tests)
The Fourth Extended File System (ext4) is the current standard, highly reliable file system used by default across major Linux distributions.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
Which Windows utility allows an administrator to schedule a task or script to execute automatically at specific times or after certain events?
A. System Properties
B. Task Manager
C. Registry Editor
D. Task Scheduler
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Correct Answer: Option D

Explanation:
Windows Task Scheduler is a built-in tool that lets users and administrative accounts schedule automated routines to execute on specific dates/times.
This question belongs to: Computer Operating Systems
Question #2
Which Linux command is used to delete a file from the file system permanently?
A. rm
B. remove
C. del
D. mv
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Correct Answer: Option A

Explanation:
The 'rm' command stands for remove and is used to delete files or directories in Unix-like terminal shells.
This question belongs to: Computer Operating Systems
Question #3
In operating systems, what is the 'Working Set' of a process?
A. The set of memory pages frequently referenced by the process during its current execution phase.
B. The list of peripheral device drivers used by the application.
C. The structural priority tier assigned by the CPU scheduler.
D. The entire collection of data files ever opened by the process.
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Correct Answer: Option A

Explanation:
The working set represents the specific collection of virtual memory pages that a process actively utilizes during a given time slice.
This question belongs to: Computer Operating Systems
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