Main Subjects
Main Subjects MCQs With Answers
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What is the short-range wireless technology used to connect wireless earphones to a phone called?
AWi-Fi
BEthernet
CFiber optic
DBluetooth
Which computer part is often called the ‘brain’ because it processes instructions?
AMonitor
BCPU
CKeyboard
DSpeaker
What is the wireless technology called that lets a computer connect to the internet without cables?
AEthernet
BFiber optic
CVGA
DWi-Fi
What is the term for a CPU’s processing speed, usually measured in gigahertz (GHz)?
ABandwidth
BClock speed
CResolution
DCache size
Which mouse type uses a light sensor instead of a rolling ball to detect movement?
AMechanical mouse
BTrackball mouse
CWired keyboard
DOptical mouse
What is the term for a processor that has two independent processing units on one chip?
ASingle-core processor
BDual-core processor
CCache processor
DGraphics processor
What is the older input device called that uses a rotating ball to move the cursor?
AOptical mouse
BTouchpad
CJoystick
DTrackball
What is the standard layout of most English computer keyboards called?
AAZERTY
BQWERTY
CDVORAK
DABCDEF
Which computer part processes and improves the display of images, video, and graphics?
ASound card
BGraphics card
CNetwork card
DPower supply
Which key on a keyboard is used to delete a character to the left of the cursor?
AEnter
BBackspace
CShift
DTab