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Perform the following activity in groups in the Computer Lab:
1. Student 1 will press the main power button to turn the computer on.
2. Student 2 will turn on the CPU.
3. Student 3 will close any open programs and click “Shut Down”, with the
teacher's help, to turn off the computer properly.
4. After the steps are completed, you can switch roles.
PRIVACY PRACTICES
Always shut down the computer properly. Never switch it off directly.
If the CPU is a castle, then which part of the computer is the gate to
enter it?
TECH
T ¢ Processing: Processing is when a computer thinks and works to solve problems
E or do tasks.
R
M Device: A device is any machine you use to do tasks, like a computer, phone
S ¢
or tablet.
REWIND RUN
« The monitor looks like a small television.
« A keyboard has many buttons called keys.
« A mouse is a small device you move with your hand.
« The CPU stands for Central Processing Unit.
Building Blocks of a Computer 25
