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O-LevelComputer ScienceProgramming2210/22 · Oct/Nov 2024 · Q62 Marks

Outline one type of verification check that could be used when inputting data.

  1. (a)Outline one type of verification check that could be used when inputting data.[2]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2024). The mark or mark type is shown in brackets.

  1. [1] Visual check
  2. [1] looking at the data that has been entered and either confirming it is correct or showing / correcting errors.
  3. [1] Double entry check // Data entered twice
  4. [1] data is entered twice and the two sets of data are compared (by the computer). If they don't match, an error has been input, so re-entry is requested.

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About this question

Topic
Programming, O-Level Computer Science (syllabus 2210). Structured question, 2 marks.
Source
O-Level Computer Science, Oct/Nov 2024 Paper 2 Variant 2, question 6.

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