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MCQ

If one or more devices use a common set of wires to communicate with the computer system, the connection is called ______

CPU

Monitor

Wirefull

Bus

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MCQ

The _________ determines the cause of the interrupt, performs the necessary processing and executes a return from the interrupt instruction to return the CPU to the execution state prior to the interrupt.

interrupt request line

device driver

interrupt handler

all of the mentioned

Discussion

MCQ

Which operation is performed by an interrupt handler?

Saving the current state of the system

Loading the interrupt handling code and executing it

Once done handling, bringing back the system to the original state it was before the interrupt occurred

All of the mentioned

Discussion

MCQ

In polling ____________

busy-wait cycles wait for I/O from device

interrupt handler receives interrupts

interrupt-request line is triggered by I/O device

all of the mentioned

Discussion

MCQ

A ____ a set of wires and a rigidly defined protocol that specifies a set of messages that can be sent on the wires.

port

node

bus

none of the mentioned

Discussion

MCQ

What is a trap/exception?

hardware generated interrupt caused by an error

software generated interrupt caused by an error

user generated interrupt caused by an error

none of the mentioned

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Introduction to Operating System

Types

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Processes

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Process Synchronization

Memory Management

Storage Management

Input Output Systems

Networking

Distributed Operating System

Protection and Security

Unix

Linux

MS Windows

Mixed

Operating Systems Overview

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Finding and Processing Files

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