plumiRepresenting images: AQA GCSE Computer Science questions
Every AQA GCSE Computer Science exam question on 3.3.6 Representing images, 2022–2025, with its mark scheme and examiner’s report.
Paper
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Exam
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Calculations
Q08.1
The whole paper ↗Q08.2
The whole paper ↗Q08.3
The whole paper ↗Q08.4
The whole paper ↗Q08.5
The whole paper ↗Q05.1
The whole paper ↗Q05.2
The whole paper ↗Q05.3
The whole paper ↗Q05.4
The whole paper ↗Q05.5
The whole paper ↗Q07.1
The whole paper ↗Q07.2
The whole paper ↗Q07.3
The whole paper ↗
All 14 questions on Representing images, as a list
- June 2025, Paper 2, Q08.1 (1 mark): Define the term pixel. [1 mark]
- June 2025, Paper 2, Q08.2 (1 mark): State the number of pixels in the bitmap image in Figure 2. [1 mark]
- June 2025, Paper 2, Q08.3 (1 mark): State the minimum colour depth required to represent each pixel in the image in Figure 2. [1 mark]
- June 2025, Paper 2, Q08.4 (1 mark): The binary representation of Row 2 of the image in Figure 3 is: 00001101010101110000 State the row of the image in Figure 3 that is represented using: 001111111
- June 2025, Paper 2, Q08.5 (2 marks): A different bitmap image is made up of 1000 pixels and contains four colours. Calculate the minimum file size of the image in bits. Show your working. [2 marks]
- June 2024, Paper 2, Q05.1 (1 mark): State the number of pixels in Image A in Figure 2. [1 mark]
- June 2024, Paper 2, Q05.2 (1 mark): State the minimum colour depth required to represent Image B in Figure 2. [1 mark]
- June 2024, Paper 2, Q05.3 (2 marks): Calculate the minimum amount of storage required to store Image D from Figure 2. Give your answer in bytes. Show your working. [2 marks] Answer bytes
- June 2024, Paper 2, Q05.4 (1 mark): Figure 3 shows how Image D can be represented as binary data. Figure 3 01 01 01 01 01 01 01 01 01 00 00 00 00 00 00 01 01 00 10 10 10 10 00 01 01 00 00 00 00 00
- June 2024, Paper 2, Q05.5 (2 marks): The number of colours used in Image C and Image D in Figure 2 are both increased by one. State the impact of this increase on the minimum file sizes of both Ima
- June 2023, Paper 2, Q07.1 (1 mark): The term pixel is short for Picture Element. Define the term pixel. [1 mark]
- June 2023, Paper 2, Q07.2 (3 marks): Figure 1 shows a 5 pixel x 5 pixel image. A minimum colour depth of two bits is needed to store the image. Figure 1 Explain how the image in Figure 1 can be rep
- June 2023, Paper 2, Q07.3 (2 marks): A 10 pixel x 10 pixel image contains five different colours. Calculate the minimum file size, in bits, of this image when represented as a bitmap. You should sh
- June 2022, Paper 2, Q12 (3 marks): Figure 1 shows a 10 x 8 bitmap image that uses three colours. Figure 1 Calculate the minimum file size that would be required to store the bitmap image in Figur
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