Computer
Computer MCQs With Answers
596 Computer MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
Which security system monitors and controls incoming and outgoing network traffic based on predetermined security rules?
AAntivirus
BFirewall
CRouter
DDefragmenter
What fraudulent practice involves sending fake emails pretending to be from reputable companies to steal personal information like passwords and credit card numbers?
APhishing
BSpooling
CHacking
DPharmage
Which memory is non-volatile and contains built-in startup instructions (BIOS/UEFI) permanently written by the manufacturer?
ARAM
BCache Memory
CROM
DVirtual Memory
What software is designed specifically to detect, prevent, and remove malicious software from a computer system?
AOperating System
BAntivirus Software
CDisk Cleanup
DBIOS Utility
What does ‘USB’ stand for in computer hardware technology?
AUniversal Serial Bus
BUnited System Bus
CUniversal Storage Beacon
DUnified Signal Bus
Which functional key on a standard computer keyboard opens the Help window in most Windows applications?
AF1
BF3
CF5
DF10
Which keyboard shortcut key locks a Windows computer immediately?
ACtrl + L
BWindows Key + L
CAlt + L
DShift + L
Which keyboard shortcut is used to select all items or text in a document or folder simultaneously?
ACtrl + S
BCtrl + A
CCtrl + X
DCtrl + Z
In Windows Operating System, what is the temporary storage area where copied or cut items are stored until pasted?
ARecycle Bin
BClipboard
CCache
DBuffer
What keyboard key allows you to cancel an ongoing action, close a popup dialog box, or exit full-screen mode?
ABackspace
BEscape (Esc)
CTab
DControl (Ctrl)