Choose the correct description of Deadlock.
Difficulty: Hard
About this MCQ
This Hard Operating Systems question asks: Choose the correct description of Deadlock. The correct choice is D. A situation where two or more processes are blocked forever, each waiting for a resource held by another.. Read the options below, commit to one, then use the explanation to see why that choice holds and why the others do not.
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- A. A synchronization variable used to control access to shared resources by multiple processes.
Why not A: “A synchronization variable used to control access to shared resources by multiple processes.” does not fit this question. The answer is A situation where two or more processes are blocked forever, each waiting for a resource held by another..
- B. A signal that pauses the CPU's current activity so it can handle an urgent event immediately.
Why not B: “A signal that pauses the CPU's current activity so it can handle an urgent event immediately.” does not fit this question. The answer is A situation where two or more processes are blocked forever, each waiting for a resource held by another..
- C. Software that allows the operating system to communicate with a specific hardware device.
Why not C: “Software that allows the operating system to communicate with a specific hardware device.” does not fit this question. The answer is A situation where two or more processes are blocked forever, each waiting for a resource held by another..
- D. A situation where two or more processes are blocked forever, each waiting for a resource held by another. ✓
Correct answer
D. A situation where two or more processes are blocked forever, each waiting for a resource held by another.
Explanation
A situation where two or more processes are blocked forever each waiting for a resource held by another option D is the accepted answer to Choose the correct description of Deadlock Option A A synchronization variable used to control access to shared resources by multiple processes does not fit this question Option B A signal that pauses the CPU's current activity so it can handle an urgent event immediately does not fit this question Option C Software that allows the operating system to communicate with a specific hardware device does not fit this question For this Operating Systems question the accepted answer is A situation where two or more processes.
Source: Operating Systems Official Reference Guide
Tags: computer science, operating systems, OS concepts, process management
Submitted by: MCQsHub Editorial
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