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Cambridge IGCSE Information and Communication Technology practice

Paper 1 structured question: Proofing techniques

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Proofing techniques

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Paper 1Theory5 marks

An organization uses a database where data is entered manually. To reduce errors, they apply verification and validation methods.

Description

Data Entry Accuracy

The organization wants to minimize mistakes such as transposed digits and incorrect data formats to maintain data integrity.

  1. a

    Describe two verification methods that can be used to reduce data entry errors.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Explain why validation is necessary alongside verification.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 1 structured question: Proofing techniques

Paper 1Theory5 marks

Description

Report Preparation

The report includes numerical data entered manually and text with various styles applied. The company wants to ensure the data is error-free and the document is well formatted.

  1. a

    Identify two common data entry errors that verification can detect.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Explain why proofreading is important for the report's presentation.

    Aim for approximately 3 distinct marking points.

    [3]