Computer Hardware

Which are these are input devices?

• Mouse

• Printer

• Keyboard

• Scanner

Which of these are output devices?

• Monitor

• Hard drive

• Webcam

• Printer

What is the smallest data capacity?

• Byte

• Petabyte

• bit

• Megabyte

Which of these are in the right order from smallest to largest?

• bit, Byte, KB, MB, TB, GB, PB

• bit, Byte, MB, PB, GB, KB, TB

• bit, Byte, KB, MB, GB, TB, PB

• PB, MB, bit, Byte, KB, TB, HB

Which of the following affect how fast a CPU is?

• Cores

• If it has blue lights

• Cache

• Clock Speed

What is like the brain of the computer?

• CPU

• RAM

• Hard drive

• Motherboard

What forgets everything when power is turned off?

• CPU

• RAM

• Motherboard

• Hard drive

All CPU's use the ...

• Laser Cycle

• Fetch Decant Extrapolate Cycle

• Fetch Decode Entertain Cycle

• Fetch Decode Execute Cycle

Why do CPU's use Binary?

• because the inventor didn't like maths

• because they can't count to bigger numbers

• they are made of billions of switches which can be on or off

• because 1 and 0 are related to input and output

Which of the following are computers? (Tick all that apply)

• Smartphones

• Smartwatches

• Tablets

• Microwave