Under the hood

In this lesson, we will investigate how all computing systems make use of the same components: a processor, memory, storage, input and output devices, and communication components.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.The word software simply means

1/3

Q2.Which of the following is an example of a program to write documents?

2/3

Q3.What is the purpose of a general-purpose computer?

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.The word software simply means

1/3

Q2.Which of the following is an example of a program to write documents?

2/3

Q3.What is the purpose of a general-purpose computer?

3/3

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Under the hood

This quiz is to assess your learning from this lesson.

Use the following words to fill in the blanks, Data, Instructions, Input, Output, Processor and Memory.
 
Q1.A digital computer contains a *BLANK* and *BLANK*. (Select two)

Select two (2) boxes

1/4

Q2.The *BLANK* executes simple instructions very quickly.

2/4

Q3.A computer is a general-purpose machine. It stores its *BLANK* in *BLANK* (Select two)

Select two (2) boxes

3/4

Q4.Everything is ultimately reduced to bits (binary digits), which individually or in groups represent information, whether *BLANK* or *BLANK*, as binary numbers. (Select two)

Select two (2) boxes

4/4

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Under the hood

This quiz is to assess your learning from this lesson.

Use the following words to fill in the blanks, Data, Instructions, Input, Output, Processor and Memory.
 
Q1.A digital computer contains a *BLANK* and *BLANK*. (Select two)

Select two (2) boxes

1/4

Q2.The *BLANK* executes simple instructions very quickly.

2/4

Q3.A computer is a general-purpose machine. It stores its *BLANK* in *BLANK* (Select two)

Select two (2) boxes

3/4

Q4.Everything is ultimately reduced to bits (binary digits), which individually or in groups represent information, whether *BLANK* or *BLANK*, as binary numbers. (Select two)

Select two (2) boxes

4/4

Lesson summary: Under the hood

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga

The next lesson in:
Computing systems
is:
Orchestra Conductor

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