What structural condition refers to a situation where a child process continues running after its parent process has terminated? MCQ with Answer and Explanation

Question
What structural condition refers to a situation where a child process continues running after its parent process has terminated?
A. Zombie Process
B. Deadlocked Task
C. Orphan Process
D. Blocked Thread
Answer: Option C
Solution (By JKSSB Mock Tests)
An orphan process is a running process whose parent has terminated; it is typically adopted by the 'init' or 'systemd' process (PID 1).
This question belongs to: Computer Operating Systems
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Question #1
In operating systems, what is the 'Working Set' of a process?
A. The list of peripheral device drivers used by the application.
B. The set of memory pages frequently referenced by the process during its current execution phase.
C. The entire collection of data files ever opened by the process.
D. The structural priority tier assigned by the CPU scheduler.
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Correct Answer: Option B

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
Question #2
Which Linux command is used to display the kernel version?
A. version
B. lsb_release -a
C. kernel -v
D. uname -r
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Correct Answer: Option D

Explanation:
uname -r shows the kernel release version; uname -a gives all system info.
This question belongs to: Computer Operating Systems
Question #3
What type of operating system kernel combines the architecture of both monolithic and microkernel designs to achieve a balance of performance and modularity?
A. Hybrid Kernel
B. Nano-kernel
C. Asymmetric Kernel
D. Exokernel
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Correct Answer: Option A

Explanation:
A hybrid kernel layout (used by Windows NT family) balances performance and modularity by putting certain services in kernel space while keeping concepts modular.
This question belongs to: Computer Operating Systems
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