Topic 4 Validation and Verification Flashcards

1
Q

Validation

A

A computerised check that the data input is sensible and reseasonable

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2
Q

Validation check (3)

A

Range check: data value must lie within certain limits. e.g. shoe size

Length check: a text value must contain a certain number of characters. e.g. postcode

Presence check: the data value must be present. e.g. password

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3
Q

Verification

A

Checks that the data typed matches the source document.

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4
Q

Verification techniques (2)

A

Proof reading

Double entry

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