Official June 2024
AQA
A-LEVEL
COMPUTER SCIENCE
7517/2
Paper 2
Merged Question Paper + Mark Scheme
Ace your Mocks!!!
*jun247517201*
IB/G/Jun24/G4003/E12 7517/2
For Examiner’s Use
Question Mark
1
2
3
4
5
6
7
8
9
10
11
TOTAL
Tuesday 18 June 2024 Afternoon Time allowed: 2 hours 30 minutes
Materials
For this paper you must have:
• a calculator.
Instructions
• Use black ink or black ball-point pen.
• Fill in the boxes at the top of this page.
• Answer all questions.
• You must answer the questions in the spaces provided. Do not write outside
the box around each page or on blank pages.
• If you need extra space for your answer(s), use the lined pages at the end of
this book. Write the question number against your answer(s).
• Do all rough work in this book. Cross through any work you do not want to
be marked.
Information
• The marks for questions are shown in brackets.
• The maximum mark for this paper is 100.
Advice
• In some questions you are required to indicate your answer by completely
shading a lozenge alongside the appropriate answer as shown.
• If you want to change your answer you must cross out your original answer as
shown.
• If you wish to return to an answer previously crossed out, ring the answer
you now wish to select as shown.
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signature
I declare this is my own work.
A-level
COMPUTER SCIENCE
Paper 2
2
*02*
IB/G/Jun24/7517/2
Do not write
outside the
Answer all questions. box
0 1 Anti-virus software and user training are measures that can be used to reduce the
threat posed by viruses.
Describe four other measures that can be used to reduce the threat posed by
viruses.
[4 marks]
4
3
*03*
Turn over ►
IB/G/Jun24/7517/2
Do not write
outside the
Turn over for the next question box
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
4
*04*
IB/G/Jun24/7517/2
Do not write
outside the
box 0 2 . 1 A digital camera takes photographs that are 4000 pixels wide by 3000 pixels tall and
can contain up to 16 777 216 different colours.
Calculate the size of one image in megabytes.
[2 marks]
Answer megabytes
0 2 . 2 How many images, taken using the camera referred to in Question 02.1, could be
stored on a 256 gigabyte memory card?
You should assume that all of the storage space on the memory card is available to
store image data.
Round your answer down to the nearest whole number.
[1 mark]
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