data and information key words

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validation
checks made by the computer to ensure data entered is 'sensible'
1 of 5
verification
checks made to ensure data is entered 'correctly'
2 of 5
batch total
a total calculated at start of transmission and at the end. if different then a mistake has occured. usually used with purposful data
3 of 5
hash total
a total that has no meaning but can still be used as a check, e.g sum of telephone mumbers
4 of 5
coded data
data that is coded is simpified for entry purposes e.g. m/f is male/female
5 of 5

Other cards in this set

Card 2

Front

checks made to ensure data is entered 'correctly'

Back

verification

Card 3

Front

a total calculated at start of transmission and at the end. if different then a mistake has occured. usually used with purposful data

Back

Preview of the back of card 3

Card 4

Front

a total that has no meaning but can still be used as a check, e.g sum of telephone mumbers

Back

Preview of the back of card 4

Card 5

Front

data that is coded is simpified for entry purposes e.g. m/f is male/female

Back

Preview of the back of card 5

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