For Examiners Use - Materials For this paper you must have: •a ca...

*jun25 75172 01* IB/G/Jun25/G4006/E6 7517/2 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 9 10 11 12 13 14 TOTAL

Wednesday 18 June 2025 MorningTime 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 allquestions.•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 numberCandidate number Surname Forename(s) Candidate signature I declare this is my own work.A-level

COMPUTER SCIENCE

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*02* IB/G/Jun25/ 7517/2

Do not write outside the box Answer all questions.

• 1

. 1 Figure 1 shows the classification of various types of software and some examples of these types.

Figure 1

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*03* Turn over ►

IB/G/Jun25 /7517/2

Do not write outside the box

Complete Table 1 by naming the correct types of software that should be placed at positions 1 to 4 in Figure 1.[2 marks]

Table 1

Number Correct label 1 2 3 4

• 1

. 2 One function of the operating system is to allocate I/O devices to competing processes.

Describe two other functions of an operating system.[2 marks]

Function 1

Function 2

Question 1 continues on the next page

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*04* IB/G/Jun25/ 7517/2

Do not write outside the box

• 1

. 3

Software can be developed using a low-level language or a high-level language.

Describe the advantages of writing programs using a high-level language.[4 marks]

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