Operating System Mcqs

Page No. 93

The phase change disk is coated with a material that can freeze into either _______ or ________ state.


acrystalline, solid

✖


bice, amorphous

✖


ccrystalline, liquid

✖


dcrystalline, amorphous

✓



Optical disks ______ magnetism.


ause

✖


bdo not use

✓


cmay use

✖


dnone of the mentioned

✖


View Answer do not use

The magneto-optic head flies ___________ the disk surface than a magnetic disk head does.


amuch farther from

✓


bmuch closer to

✖


cat the same distance as

✖


dnone of the mentioned

✖


View Answer much farther from

What is a magneto-optic disk?


aprimary storage

✖


bsecondary storage

✖


cremovable disk

✓


dnone of the mentioned

✖


View Answer removable disk

Floppy disks are examples of ____________


aprimary storage

✖


bsecondary storage

✖


ctertiary storage

✓


dnone of the mentioned

✖


View Answer tertiary storage

Tertiary storage is built with ____________


aa lot of money

✖


bunremovable media

✖


cremovable media

✓


dsecondary storage

✖


View Answer removable media

What are the various roles of protection?


aIt is used to detect errors which can prevent contamination of system

✓


bIt is used used to accelerate a process

✖


cIt is used to optimize system downtime

✖


dNone of the mentioned

✖



Which of the following statements are correct?
i) logical separation – in which process use different physical objects like separate printers
ii) cryptographic separation – in which process having different security requirement at different times
iii) Logical separation – In which users operate under illusion that no other processes exist
iv) cryptographic separation – In which processes conceal their data and computations


ai

✖


bi and ii

✖


cii and iii

✖


diii and iv

✓


View Answer iii and iv

Which of the following statements are correct?
i) Physical separation – in which process use different physical objects like separate printers
ii) Temporal separation – in which process having different security requirement at different times
iii) Physical separation – In which users operate under illusion that no other processes exist
iv) Temporal separation – In which processes conceal their data and computations


ai

✖


bi and ii

✓


cii and iii

✖


diii and iv

✖


View Answer i and ii

Which of the following statements are correct?
i) Physical separation – in which process use different physical objects like separate printers
ii) Physical separation – in which process having different security requirement at different times
iii) Logical separation – In which users operate under illusion that no other processes exist
iv) Logical separation – In which processes conceal their data and computations


ai

✖


bi and iii

✓


cii and iii

✖


diii and iv

✖


View Answer i and iii

Goto Page No.

Page 93 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