Year 8

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## Lesson details

### Key learning points

- In this lesson, we will complete a set of tasks followed by a puzzle activity that utilises conversion between binary and decimal.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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### 8 Questions

Q1.

What does the word ‘bit’ mean in Computing?

A group of 8 0s and 1s.

A sequence of 0s and 1s.

Very small piece.

Q2.

Which of the following is a binary digit?

01

2

bit

Q3.

Which of the following would you characterise as ‘binary’? (Tick 2 boxes)

A die

An oven knob.

Q4.

Which of the following is a byte?

1

8

bit bit bit bit bit bit bit bit.

Q5.

What is the size or length of this sequence of binary digits: 101?

101

2 bits.

5

Q6.

Here is a sequence of binary digits: 011000101110010100110100010001110101001110001010101 What could this sequence represent? What could it mean?

A number.

A piece of text.

A set of instructions.

Musical notes.

Q7.

Which of the following are equivalent to 8,000 bits? (Tick 2 boxes)

64,000 bytes.

8 megabits.

8,000 bytes.

Q8.

Which of the following is equivalent to 500 MB (megabytes)?

0.5kB (kilobytes).

5,000GB (gigabytes).

5,000kB (kilobytes).

500Mb (megabits).