ICT systems and Input, Process and Output

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Objectives

Know the components of an ICT system

Understand how ICT systems are used in daily life

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Input, Process and Output

Input – any method of entering data

Storage – any method of holding data

Processing – turns the input data into the output

Output – processed data is formed into meaningful information

Mr Barron - ICT4

A PC system

Input devicee.g. keyboard

CPU

Main memory(RAM)

Output devicee.g. screen

Storagee.g. hard disk

Volatile

Auxiliary

Processing

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What is a system?

data information

A system flowchart

A cake!Mixing of the ingredients

Flour, eggs, butter & sugar

InputOutput

Task 1 - making a cup of tea

Produce a system flowchart of your own for making a cup of tea

Processingdata information

A system flowchart

3. Tea made

2. Put water into mug, out in and stir tebag

1.Boil water, put milk in a mug. Teabag.

Input Output

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Task 2

Find a diagram of an ICT system labelling input and output devices

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An ICT system

This is a complete set of components;

Hardware Software Peripherals Power supplies Communications links