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2 marksData Validation and Verification

CSEC Information Technology · January 2013 · Paper 2 · Question 6(a)(ii)

In a student registration system, form data is keyed in by one clerical officer and then re-entered by another clerical officer.

Describe ONE type of error that the data verification method would detect.

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Other parts of this question

  1. 6(a)(i)Name the data verification method described.[1 mark]
  2. 6(a)(iii)State how the error in (a)(ii) is detected.[1 mark]
  3. 6(a)(iv)Outline how the error in (a)(ii) can be corrected.[2 marks]
  4. 6(b)(i)The student's name does not contain any special characters.[1 mark]
  5. 6(b)(ii)The student's date of birth is after 31 August 2000 but before 01 September 2001.[1 mark]
  6. 6(b)(iii)The student's weight is greater than 500 lbs.[1 mark]
  7. 6(b)(iv)The student's age on the form is correct given the student's date of birth.[1 mark]

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