Question Discussion & Solution

MCQ

A system has 3 processes sharing 4 resources. If each process needs a maximum of 2 units then, deadlock ____________

can never occur

may occur

has to occur

none of the mentioned

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A terminated transaction that has completed its execution successfully is ____________ otherwise it is __________

committed, destroyed

aborted, destroyed

committed, aborted

none of the mentioned

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Semaphores are mostly used to implement ____________

System calls

IPC mechanisms

System protection

None of the mentioned

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Which is the process of invoking the wait operation?

suspended until another process invokes the signal operation

waiting for another process to complete before it can itself call the signal operation

stopped until the next process in the queue finishes execution

none of the mentioned

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MCQ

For a deadlock to arise, which of the following conditions must hold simultaneously?

Mutual exclusion

No preemption

Hold and wait

All of the mentioned

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What are the two atomic operations permissible on semaphores?

wait

stop

hold

none of the mentioned

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category More Operating System Topics

Introduction to Operating System

Types

Services

Structures

Processes

Threads

CPU Scheduling

Process Synchronization

Memory Management

Storage Management

Input Output Systems

Networking

Distributed Operating System

Protection and Security

Unix

Linux

MS Windows

Mixed

Report Error

Community Discussion

Similar Questions

Report Error

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Report Error

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More Operating System Topics