Which of the following is a feature of the NTFS file system? MCQ with Answer and Explanation

Question
Which of the following is a feature of the NTFS file system?
A. Case-insensitive filenames
B. File compression and encryption
C. Lack of journaling
D. Maximum file size of 4 GB
Answer: Option B
Solution (By JKSSB Mock Tests)
NTFS supports file-level compression, encryption (EFS), and journaling; it also allows large file sizes.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
Which process state defines a task that is currently waiting in line to be assigned to a CPU core by the operating system scheduler?
A. Terminated
B. Ready
C. Running
D. Blocked
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Correct Answer: Option B

Explanation:
A process is in the 'Ready' state when it is prepared for execution and is waiting to be allocated a time slice on a processor core.
This question belongs to: Computer Operating Systems
Question #2
Which fundamental principle is used by an operating system to prevent user applications from directly overwriting or damaging crucial system code?
A. Spooler Buffering
B. Dual-Mode Operation (User Mode vs. Kernel Mode)
C. Disk Defragmentation
D. Dynamic Link Libraries
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Correct Answer: Option B

Explanation:
Dual-mode operation provides hardware-level protection by separating execution into restricted User Mode (for user apps) and privileged Kernel Mode (for the OS kernel).
This question belongs to: Computer Operating Systems
Question #3
What structural concept prevents an application from directly modifying memory frames allocated to another independent active process?
A. Context Switching Delays
B. Asymmetric Slicing
C. Spooling Buffer Layers
D. Memory Protection (via Page Permissions)
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Correct Answer: Option D

Explanation:
Memory protection schemes utilize hardware page tables and boundaries to prevent processes from accessing or corrupting another process's memory space.
This question belongs to: Computer Operating Systems
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