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WorksheetsGrade 3 - computer
Total questions: 15
Worksheet time: 8mins
I am the most important part of the computer "the BRAIN." What am I?
UPS
CPU
PUC
CUP
What do we use the speakers for in the computer lab?
To hear the sound the computer is putting out (everyone).
To type into the computer.
To see what I am doing on the computer.
To hear the sound the computer is putting out (1 person).
What is hardware?
The parts of the computer you can smell.
The parts of the computer you can hear.
The parts of the computer you can touch.
The parts of the computer you can taste.
When is it safe to share your password with your friends?
Anytime
Never
On their birthday
on days that end in y
A keyboard, mouse, game controller and microphone are examples of
input devices
output devices
applications software
operating systems
Which are the units present in CPU?
Storage unit
Memory unit
Control unit
Both B and C
The data and instructions given to a computer are called the (a)
If the input to a refrigerator is water, the output is _____
Cold water
Hot water
An output device
None of these
You have to calculate 18-5 on a computer. which of these is the instruction?
18
05
Subtract
All of these
Most machines can do several different types of jobs.
True
False
Working on data according to instruction is known as processing.
True
False
A computer is a smart machine because it
Makes our work easier
Can do many different kinds of jobs
Does not get tired
Works on electricity
COMPUTERS CAN BE USED AT BANK TO
Teaching
Scanning
Withdraw money
Play
