Quelpr
2 marksData Validation and Verification

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

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

Outline how the error in (a)(ii) can be corrected.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 6(a)(i)Name the data verification method described.[1 mark]
  2. 6(a)(ii)Describe ONE type of error that the data verification method would detect.[2 marks]
  3. 6(a)(iii)State how the error in (a)(ii) is detected.[1 mark]
  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]

More practice: the rest of this paper · more Data Validation and Verification questions · all CSEC Information Technology past papers