Which of the following conditions is NOT a necessary requirement for a deadlock to occur within an operating system environment? MCQ with Answer and Explanation

Question
Which of the following conditions is NOT a necessary requirement for a deadlock to occur within an operating system environment?
A. Preemption
B. Mutual Exclusion
C. Circular Wait
D. Hold and Wait
Answer: Option A
Solution (By JKSSB Mock Tests)
According to Coffman's conditions, deadlocks require *No Preemption*. If resources can be preempted, a deadlock situation can be broken or prevented.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
Which mechanism allows an operating system to simulate more memory than the computer physically contains by transferring data temporarily to secondary storage?
A. Virtual Memory
B. Read-Only Memory
C. Dynamic RAM
D. Cache Memory
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Correct Answer: Option A

Explanation:
Virtual memory combines physical RAM with temporary space on the hard drive (paging/swap file) to let the system handle larger memory loads than physical RAM capacity allows.
This question belongs to: Computer Operating Systems
Question #2
Which of the following is NOT a valid process state in a typical operating system?
A. New
B. Paused
C. Running
D. Ready
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Correct Answer: Option B

Explanation:
Standard states are new, ready, running, blocked, terminated; 'paused' is not a standard OS process state.
This question belongs to: Computer Operating Systems
Question #3
Which Android component encapsulates application data and safely shares it across distinct application boundaries via a standard interface schema?
A. Broadcast Receiver
B. Content Provider
C. Service Worker
D. Intent Filter
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Correct Answer: Option B

Explanation:
Content Providers manage access to structured data repositories, allowing secure inter-app data sharing and database querying.
This question belongs to: Computer Operating Systems
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