Computing

Question 1

1Device management by the OS means

Easy

A. buying hardware B. controlling hardware devices through drivers C. deleting devices D. repairing screens

Question 2

2Thrashing in virtual memory occurs when

Hard

A. the system spends more time swapping pages than executing B. RAM is unused C. the disk is full of files D. the CPU overheats

Question 3

3Which is a function of an operating system?

Easy

A. managing memory and running programs B. writing letters C. designing websites D. editing photos

Question 4

4A small program that lets the operating system communicate with a printer is a

Easy

A. spreadsheet B. device driver C. compiler D. virus

Question 5

5A deadlock occurs when

Hard

A. a program ends normally B. the CPU is idle C. processes wait for resources held by each other indefinitely D. memory is free

Question 6

6Disk defragmentation

Easy

A. deletes all files B. encrypts data C. formats the disk D. rearranges file fragments so they are stored together

Question 7

7The kernel is the

Easy

A. web browser B. antivirus C. core part of an operating system D. screen saver

Question 8

8Round-robin scheduling gives each process

Hard

A. a fixed time slice in turn B. unlimited CPU time C. priority only D. no CPU time

Question 9

9A signal that tells the CPU to stop what it is doing and deal with an event is an

Easy

A. operand B. interrupt C. array D. algorithm

Question 10

10A file management system lets users

Easy

A. only browse B. create, rename, move and delete files C. only play music D. only print