1. Computer Systems

2. Learning Outcomes
LO1: Be able to describe the process of a computer system LO2: Be aware of the different types of computer system LO3: Be able to describe different types of input devices and what they do

3. 2 MINUTES Rally Robin In pairs:
List as many businesses/organisations as you can that use computer systems to access information.
2 MINUTES

4. What is a Computer System?
A computer system, can be broken up into four sections:
Input
Processing
Output
Storage
Input is the raw data that is put into the system.
Make point that it is not just a desktop computer, it is also laptops tablets and smart phones
Processing is the jobs that the computer does on the data to turn it into…
…Output, which is the information that comes out of the computer.
The system also need to be able to Store data and information.

5. Activity 1 memory card Processor Keyboard Speaker
Go through activity sheet answers
memory card
Processor
Keyboard
Speaker

6. Desktop or Portable computer system?
Desktop Computer System
Usually found in offices
Not suitable for moving place to place.
Can be shared amongst employees
Portable Computer System
Laptops, tablets, Netbooks and Smartphones
Mobile use
Can work away from the usual work place
Often used instead of desktop computers

7. We have looked at what input, output, processing and storage mean, but now we need to look at the equipment that makes them happen.
We call these pieces of equipment devices.
There are Input devices, Processing devices and Output devices.

8. Complete the Activity Sheet.
Input Devices
Input devices all have the same purpose to enable the user to enter or input data so that instructions or commands can be given to the computer.
Complete the Activity Sheet.
Use the internet for research

9. Plenary
Summaries the lesson and what you learnt.