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Cambridge IGCSE Information and Communication Technology practice

What is the main purpose of testing a system before deployment?

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Show answerDevelopment and testing revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

Development and testing

Exam-style question

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What is the main purpose of testing a system before deployment?.

  1. A.To check if the system meets user requirements
  2. B.To make the system run faster
  3. C.To add new features
  4. D.To reduce the size of the system

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Paper 3 structured question: Development and testing

Paper 3Practical TestPractical4 marks

Method

Testing Method for Data Entry System

The developer will enter different types of test data into the system, record the actual output, compare it with the expected output, and note any discrepancies. If errors are found, corrective actions will be taken and retesting performed.

StepDescription
1Prepare test data sets (normal, abnormal, extreme)
2Input test data into the system
3Record actual output
4Compare actual output with expected output
5Identify errors and take corrective measures
6Retest corrected parts
  1. a

    Identify the independent variable in this testing method.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    Describe how the developer ensures the reliability of the test results.

    Aim for approximately 2 distinct marking points.

    [2]
  3. c

    Suggest one improvement to increase the accuracy of the testing method.

    Aim for approximately 1 distinct marking point.

    [1]