Hardware lesson 1

• Computing
• Lower Secondary (Key Stage 3)

1. What are the devices in the following images?
2. What is the purpose of each device?

Lesson 1: What is a Computer?

Year 7 – Introduction to Computer Hardware

Lesson objectives 

Conquer: Define the term computer.

 

Aspire: Identify how computers receive commands and data

What is a computer?

• An electronic device which takes in data, processes it and then outputs the result.

 

Which of these is a computer?

Computer

Not a computer

3 stages 

Input and output devices

To interact with computers we have created a variety of input and output devices.

Input devices.

These all send data/ instructions into the computer. 

1. Mouse - Right clicking with the mouse.
2. Games controller - Pressing X to jump
3. Microphone - Singing into the microphone. 

Output devices

These all receive information from the computer and give the feedback to the users input.

1. Monitor - Will display the screen.
2. Headphones - Will output sound
3. Printer - Will print the contents of a document. 

Sort the input and output devices above into the correct columns.

Input Device

Output Device

An input device is a device that...

1. Sends data from the computer
2. Sends data to the computer
3. Stores data from the computer
4. Uses volatile data

An output device is a device that...

1. Gets data sent to it from the computer
2. Sends data to the computer
3. Stores data from the computer
4. Uses volatile data

Create a hardware guide.

1. Slide 1 - What is a computer?
2. Slide 2 - What are input devices?
3. Slide 3 - What are output devices. 

• In PowerPoint (Click here) create 3 slides

Include the key definition and image examples of devices. 

A couple of quiz questions after this task to recap and test knowledge. 

A speaker is an example of a...

1. Input Device
2. Storage Device
3. Output Device
4. Primary Memory

A camera is an example of a...

1. Input Device
2. Storage Device
3. Output Device
4. Primary Memory

Which of these is not a computer?

1. Calculator
2. Smart Phone
3. Clock
4. Smart Watch