plumiProgram Testing and Maintenance: CAIE A‑Level Computer Science questions
Every CAIE A-Level Computer Science exam question on 12.3 Program Testing and Maintenance, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
Paper
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Calculations
Q5(a)
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Q6(b)(i)
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Q6(b)(ii)
The whole paper ↗Q6(b)(iii)
The whole paper ↗Q6(b)(iv)
The whole paper ↗
All 5 questions on Program Testing and Maintenance, as a list
- June 2024, Paper 2, Q5(a) (6 marks): Complete the trace table by dry running the procedure when it is called as follows: CALL Process("X3Y2W4") Count C L Index Result Data[1] Data[2] Data[3] [6]
- Specimen, Paper 2, Q6(b)(i) (1 mark): Give a valid password that can be used to check that the function returns TRUE under the correct conditions. Password1: [1]
- Specimen, Paper 2, Q6(b)(ii) (4 marks): Password1 is modified to test each rule separately. Give four modified passwords and justify your choice. Password to test rule 1: Reason: Password to test rule
- Specimen, Paper 2, Q6(b)(iii) (1 mark): When testing the ValidatePassword function it is necessary to test all possible paths through the code. State the name given to this type of validation testing.
- Specimen, Paper 2, Q6(b)(iv) (2 marks): A program consisting of several functions can be tested using a process known as ‘stub testing’. Explain this process. [2]
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