Menu

Question Discussion & Solution

MCQ

Q.

A character stream device transfers ____________

A

bytes one by one

B

block of bytes as a unit

C

with unpredictable response times

D

none of the mentioned

Community Discussion

No discussions yet. Be the first to start!

You must be logged in to participate in the discussion.

Login to Discuss

Similar Questions

MCQ

1.

An asynchronous call ____________

A

returns immediately, without waiting for the I/O to complete

B

does not return immediately and waits for the I/O to complete

C

consumes a lot of time

D

is too slow

Discussion

MCQ

2.

Spooling ____________

A

holds a copy of the data

B

is fast memory

C

holds the only copy of the data

D

holds output for a device

Discussion

MCQ

3.

A block device transfers ____________

A

bytes one by one

B

block of bytes as a unit

C

with unpredictable response times

D

none of the mentioned

Discussion

MCQ

4.

Division by zero, accessing a protected or non existent memory address, or attempting to execute a privileged instruction from user mode are all categorized as ________

A

errors

B

exceptions

C

interrupt handlers

D

all of the mentioned

Discussion

MCQ

5.

The device-status table contains ____________

A

each I/O device type

B

each I/O device address

C

each I/O device state

D

all of the mentioned

Discussion

More Operating System Topics

Introduction to Operating System

5 MCQs

Types

16 MCQs

Services

2 MCQs

Structures

3 MCQs

Processes

58 MCQs

Threads

47 MCQs

CPU Scheduling

79 MCQs

Process Synchronization

117 MCQs

Memory Management

179 MCQs

Storage Management

283 MCQs

Input Output Systems

55 MCQs

Networking

36 MCQs

Distributed Operating System

73 MCQs

Protection and Security

123 MCQs

Unix

145 MCQs

Linux

160 MCQs

MS Windows

1 MCQs

Mixed

10 MCQs

Operating Systems Overview

0 MCQs

Process Management

0 MCQs

Finding and Processing Files

0 MCQs

File Management

0 MCQs