Operating System Mcqs

Page No. 1

What is an operating system?


acollection of programs that manages hardware resources

✖


bsystem service provider to the application programs

✖


cinterface between the hardware and application programs

✖


dall of the mentioned

✓


View Answer all of the mentioned

A process can be terminated due to __________


anormal exit

✖


bfatal error

✖


ckilled by another process

✖


dall of the mentioned

✓


View Answer all of the mentioned

In Unix, Which system call creates the new process?


afork

✓


bcreate

✖


cnew

✖


dnone of the mentioned

✖


View Answer fork

In operating system, each process has its own __________


aaddress space and global variables

✖


bopen files

✖


cpending alarms, signals and signal handlers

✖


dall of the mentioned

✓


View Answer all of the mentioned

The systems which allow only one process execution at a time, are called __________


auniprogramming systems

✖


buniprocessing systems

✓


cunitasking systems

✖


dnone of the mentioned

✖


View Answer uniprocessing systems

What is the objective of multiprogramming?


aHave a process running at all time

✖


bHave multiple programs waiting in a queue ready to run

✖


cTo increase CPU utilization

✓


dNone of the mentioned

✖



A single thread of control allows the process to perform __________


aonly one task at a time

✓


bmultiple tasks at a time

✖


conly two tasks at a time

✖


dall of the mentioned

✖



What is the degree of multiprogramming?


athe number of processes executed per unit time

✖


bthe number of processes in the ready queue

✖


cthe number of processes in the I/O queue

✖


dthe number of processes in memory

✓



The entry of all the PCBs of the current processes is in __________


aProcess Register

✖


bProgram Counter

✖


cProcess Table

✓


dProcess Unit

✖


View Answer Process Table

What is a Process Control Block?


aProcess type variable

✖


bData Structure

✓


cA secondary storage section

✖


dA Block in memory

✖


View Answer Data Structure

Goto Page No.

Page 1 of 108

Alphabetical MCQs Categories
—

Here below You find all kind of categories of MCQs in alphabetical order.


"Comprehensive Collection of MCQs: Alphabetically Organized by Subject"
—

"Discover an extensive collection of multiple-choice questions (MCQs) neatly categorized by subject from A to Z. This resource is designed for anyone eager to explore various topics in a straightforward and organized manner. Whether you're a student preparing for exams, an educator seeking supplementary materials, or simply curious about different subjects, this compilation offers a convenient way to learn and assess your knowledge. With questions arranged alphabetically, navigation is effortless, allowing you to delve into subjects of interest at your own pace. Engage, learn, and expand your understanding with this accessible and comprehensive repository of MCQs!"


BolPakistan

bolpakistan.com.pk includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST MCQS. A Collection of Repeated MCQs for JOBs seekers.

Copyright © 2024, Designed & Developed by BolPakistan