116061

Computational thinking: Understanding number bases

Level: Level Two

In successfully completing this unit, the learner will haveEvidence needed

acquired an understanding of

1. different number bases, ie binary, denary (decimal) and hexadecimal, and why they are used in computers

Student completed work

demonstrated the ability to

2. convert between binary and denary, binary and hexadecimal and denary and hexadecimal

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3. add together three binary numbers up to a maximum of 8-bits

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shown knowledge of

4. how the binary, denary (decimal) and hexadecimal number systems can be used to represent whole numbers

Summary sheet

5. the principles of binary addition

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acquired an understanding of

6. the purpose of data and instructions in computer systems being represented in binary form, and why hexadecimal is often used in computer science

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7. how a computer recognises data as a series of 1s and 0s

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8. what a bit is when working with binary in a computational thinking context

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9. how the binary, denary (decimal) and hexadecimal number systems work.

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Approved 09 Aug 2021

All outcomes must be recorded on AQA summary sheet.

Download a blank UAS summary sheet (45.16 KB) to get started.

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