By the end of the lesson you will…

Objective› Understand the need for different devices

Level 3 Level 4 Level 5

Explain why devices have changed over the years.

Give examples of the use of embedded computers in the home.

Give key features of different types of computer devices.

Quick Task

Write down any devices in your house that could be classed as a computer?

Desktop Computer

What are the key features of this type of device?

Desktop Computers

Too big to carry around – sits on a desk Speakers that plug in Used for

work/games/movies/entertainment USB ports to charge devices Access the internet Monitor Mouse Keyboard

Laptop

What are the key features of this type of device?

Laptop

Built in webcam Foldable Entertainment Portable It can go on your lap Built in keyboard and mouse

Tablet

What are the key features of this type of device?

Tablet

Portable, easier to carry around than a laptop

Built in cameras and speakers Entertainment Apps Cute and small Touchscreen Virtual keyboard

Task

These computers appear in order of oldest to newest types.

What does this tell you about the types of computers people want?

Other Computers

Mainframe Server Games Console

Embedded Computer

Many devices have embedded computers – a small silicon chip that carries out stored instructions.

The modern home has over 100 of these built into devices like a toaster, stereo, washing machine, fridge, TV etc.

Task

Write down three other devices in your own home you think might contain an embedded computer

Task

Write down three technologies that are combined in a modern smartphone.

Progression

What Why How 

1. What have I learnt?2. What do I know now

that I didn't before?3. What new skills have I

gained?4. What would I like to

learn? 

 1. Why have I learnt it?2. What is the point?3. What are the real

world applications?4. How will this help me

in future life/lessons? 

 1. How have I learnt

this?2. What made it easier

to learn?3. What will I do to

remember this learning?

4. What did I do to overcome any difficulties?

 

Choose a question to answer from each column. You cannot answer the same numbered question across different columns.