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O-LevelComputer ScienceProgramming2210/22 · Oct/Nov 2019 · Q43 Marks

Four validation checks and four descriptions are shown. Draw a line to connect each validation check to the correct description. Validation Check | Description ---|--- Range check | Checks that some data is entered. Presence check | Checks for a maximum number of characters in the data entered. Length check | Checks that the characters entered are all numbers. Type check | Checks that the value entered is between an upper value and a lower value.

  1. (a)Four validation checks and four descriptions are shown. Draw a line to connect each validation check to the correct description. Validation Check | Description ---|--- Range check | Checks that some data is entered. Presence check | Checks for a maximum number of characters in the data entered. Length check | Checks that the characters entered are all numbers. Type check | Checks that the value entered is between an upper value and a lower value.[3]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2019). The mark or mark type is shown in brackets.

  1. [3] One mark for each correct line, up to maximum of three marks.

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About this question

Topic
Programming, O-Level Computer Science (syllabus 2210). Structured question, 3 marks.
Source
O-Level Computer Science, Oct/Nov 2019 Paper 2 Variant 2, question 4.

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