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WorksheetsComputer Systems
Total questions: 10
Worksheet time: 3mins
Which of the following is / are (an) output devices?
When you save a file, it is permanently saved on the:
CPU
RAM
ROM
USB memory stick
WiFi adapter
Which device is often referred to as the “brain” of the computer?
ROM
RAM
HDD
GPU
CPU
What is the main function of the motherboard in a computer?
storing data and applications
running software programs
connecting and communicating different devices
providing internet connectivity
providing power supply to computers
What is the purpose of the Power Supply Unit (PSU) in a computer?
providing internet connectivity
generating graphics for video games
supplying power to all the devices in the computer
storing data and applications
displaying images
What is the function of the CPU in a computer?
storing data and applications
running software programs
connecting and communicating different devices
providing internet connectivity
providing power supply to computers
Which device in a computer is responsible for temporary data storage?
ROM
RAM
HDD
GPU
CPU
Lucy is using a smartphone. It has a touchscreen. Lucy touches on an app. What kind(s) of device the touchscreen is / are?
input
process
output
storage
network
Mary wants to have a video chat with her friend on her desktop computer. Which of the following input devices does she need?
(1) headphones
(2) keyboard
(3) monitor
(4) microphone
(5) web camera
(1), (2) and (3)
(1), (3) and (4)
(2), (3) and (4)
(2), (4) and (5)
(3), (4) and (5)
The go-playing computer 'AlphaGo' is an example of _____.
personal computers
supercomputers
mainframe computers
workstations
