Which process state defines a task that is currently waiting in line to be assigned to a CPU core by the operating system scheduler? MCQ with Answer and Explanation

Question
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. Running
C. Blocked
D. Ready
Answer: Option D
Solution (By JKSSB Mock Tests)
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
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Practice More Operating Systems Questions

Question #1
In a multiprocessing environment, what is the term for the situation where two or more processors are executing instructions from the same program simultaneously?
A. Distributed processing
B. Parallel execution
C. Concurrent execution
D. Simultaneous multithreading
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Correct Answer: Option B

Explanation:
Parallel execution refers to running multiple threads or processes at the exact same time on different cores.
This question belongs to: Computer Operating Systems
Question #2
Which of the following Android components replaced the older Dalvik Virtual Machine (DVM) to provide faster app execution via Ahead-Of-Time (AOT) compilation?
A. Java Virtual Machine (JVM)
B. Android Runtime (ART)
C. Zygote Process
D. Bionic Libc
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Correct Answer: Option B

Explanation:
ART (Android Runtime) replaced Dalvik starting from Android 5.0 (Lollipop), improving application performance through Ahead-Of-Time compilation.
This question belongs to: Computer Operating Systems
Question #3
Which Windows 11 feature utilizes hardware virtualization capabilities to create a secure, isolated enclave for sensitive core OS credentials?
A. Storage Spaces
B. BitLocker Drive Encryption
C. Virtualization-Based Security (VBS)
D. Windows Defender Firewall
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Correct Answer: Option C

Explanation:
Virtualization-Based Security (VBS) uses hardware-level virtualization to isolate a secure memory region from the standard operating system layer.
This question belongs to: Computer Operating Systems
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