Question Discussion & Solution

MCQ

Mutual exclusion can be provided by the __________

mutex locks

binary semaphores

both a and b

none of the mentioned

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Write ahead logging is a way ____________

to ensure atomicity

to keep data consistent

that records data on stable storage

all of the mentioned

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For a Hold and wait condition to prevail ____________

A process must be not be holding a resource, but waiting for one to be freed, and then request to acquire it

A process must be holding at least one resource and waiting to acquire additional resources that are being held by other processes

A process must hold at least one resource and not be waiting to acquire additional resources

None of the mentioned

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The dining-philosophers problem will occur in case of ____________

5 philosophers and 5 chopsticks

4 philosophers and 5 chopsticks

3 philosophers and 5 chopsticks

6 philosophers and 5 chopsticks

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The process to be aborted is chosen on the basis of the following factors?

priority of the process

process is interactive or batch

how long the process has computed

all of the mentioned

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A locking protocol is one that ____________

governs how locks are acquired

governs how locks are released

governs how locks are acquired and released

none of the mentioned

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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

Operating Systems Overview

Process Management

Finding and Processing Files

File Management

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