Question Discussion & Solution

MCQ

A process is moved to wait queue when I/O request is made with ____________

non-blocking I/O

blocking I/O

asynchronous I/O

synchronous I/O

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In a memory mapped input/output __________

the CPU uses polling to watch the control bit constantly, looping to see if a device is ready

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I/O hardware contains ____________

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All of the mentioned

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What is a trap/exception?

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software generated interrupt caused by an error

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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

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