In Android, which file system is typically used for the /data partition? MCQ with Answer and Explanation

Question
In Android, which file system is typically used for the /data partition?
A. FAT32
B. F2FS
C. ext4
D. NTFS
Answer: Option C
Solution (By JKSSB Mock Tests)
Android devices commonly use ext4 or F2FS for internal storage; ext4 is widely adopted due to its journaling and stability.
This question belongs to: Computer Operating Systems
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Question #1
Which memory location holds the addresses of various Interrupt Service Routines (ISRs) to handle specific hardware triggers?
A. Windows Registry Base
B. Virtual Swap Block
C. Process Control Block (PCB)
D. Interrupt Vector Table (IVT)
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Correct Answer: Option D

Explanation:
The Interrupt Vector Table maps specific interrupt signal identifier numbers directly to the memory locations of their respective Interrupt Service Routines.
This question belongs to: Computer Operating Systems
Question #2
Which Linux command is used to display the system's network interfaces and their IP addresses?
A. ifconfig
B. ip addr
C. route
D. netstat
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Correct Answer: Option A

Explanation:
ifconfig is older but still common; ip addr from iproute2 is the modern equivalent. Both display interface config.
This question belongs to: Computer Operating Systems
Question #3
In Windows, the 'System Restore' uses which service to create restore points?
A. File History
B. Backup and Restore
C. System Protection
D. Volume Shadow Copy Service (VSS)
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Correct Answer: Option D

Explanation:
System Restore leverages Volume Shadow Copy (VSS) to take snapshots of system files and registry.
This question belongs to: Computer Operating Systems
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