1. Computing
Introduction

2. What is a computer?
A computer is an electronic device that processes digital data.

3. Computers process data
The computer is given some data to work with – data gets input into it.
2018

4. Computers process data
It then does something to the data – it processes or changes it.
2018
Add on 1

5. Computers process data
Some sort of result is produced – output comes out of it.
2019

6. Computers process data
The computer is given some data to work with – data gets input into it.
Hello

7. Computers process data
It then does something to the data – it processes or changes it.
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to French

8. Computers process data
Some sort of result is produced – output comes out of it.
Bonjour

9. Computers process data
So computers are just like the function machines that you learn about in Maths.
Process
input
output

10. Computers process data
So computers are just like the function machines that you learn about in Maths.
But computers do everything VERY FAST.
They can do billions of things a second.
Process
input
output

11. But how does a computer know what to do
But how does a computer know what to do? How does it know how to process the data?

12. Computers run programs
A program is a set of instructions.

13. Computers run programs
The instructions in the program tell the computer what to do.

14. Computers are everywhere
Simple computers are built in to many devices.

15. Computers are everywhere
The computers control the electronic devices.

16. What other computer controlled devices can you think of
What other computer controlled devices can you think of? What does the computer do?