1. Introduction

2. Introduction

3. Introduction

5. So computers are made from lots of chips!
Chips look the same
But they do very different jobs
Chips for storage
Chips for memory
Plus a processor
storage
memory
processor
But they all run on electricity
So voltage can be ON or OFF
electricity
voltage ON
OFF
That’s where binary comes in!
1 represents ‘ON’ and 0 represents ‘OFF’
binary

6. 1.1
Computer Hardware

7. Something happens to it ‘3 Box Model’ of A Computer System
1.1 Computer Hardware
Input
Process
Output
Something goes in
Something happens to it
Something comes out
‘3 Box Model’ of A Computer System

8. Something happens to it ‘3 Box Model’ of A Computer System
1.1 Computer Hardware
INPUT
Input
Process
Output
PROCESS
Something goes in
Something happens to it
Something comes out
OUTPUT H
IPO
‘3 Box Model’ of A Computer System

9. 1.1 Computer Hardware
Input
Process
Output
Store

10. 1.1 Computer Hardware
What is this stuff?
What’s it used for?

11. 1.1 Computer Hardware
Processor
Input
Process
Output
Main Memory
Store

12. 1.1 Computer Hardware Processor Input Process Output Store Main Memory
Disks
Chips
Store

13. 1.1 Computer Hardware
Processor
Input
Process
Output
Main Memory
Store

14. 1.1 Computer Hardware

15. 1.1 Computer Hardware ?

16. 1.1 Computer Hardware ?

17. 1.1 Computer Hardware ?
Remembers Data
Forgets Data

18. 1.1 Computer Hardware

19. 1.1 Computer Hardware
ghhg

20. 1.1 Computer Hardware

21. 1.1 Computer Hardware

22. 1.1 Computer Hardware

23. 1.1 Computer Hardware