A presence check ensures that...

Data is entered into the field.

The data is within a given range.

The data is entered in a particular format.

What is an logic error?

The program would run but it wouldn't run in the why you want it to e.g if the AND / OR re the wrong way round.

Doesn't run if the rules are spelt wrong or if the rules aren't entered proper.

It's a Yes/No, True/False or On/Off.

Can be with single quotes, double quotes or triple quotes.

Quiz

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1what are two of the rules for validation?
1. AData Check.
2. BField length check.
3. CFile check.
4. DInput mask.
2We use validation to make sure that data entered into a database is correct?
1. ARichtig
2. BFalsch
3Which of these format checks should validate post codes including ones like CB1 2EU?
1. A lL09 L00
2. B LL09 0LL
3. CLL99 L00
4. DLl00 0LL
4A presence check ensures that...
1. AThe data is within a given range.
2. BThe data is text or numeric.
3. CData is entered into the field.
4. DThe data is entered in a particular format.
5What is an logic error?
1. AThe program would run but it wouldn't run in the why you want it to e.g if the AND / OR re the wrong way round.
2. BDoesn't run if the rules are spelt wrong or if the rules aren't entered proper.
6What does Real mean in a database?
1. AIt's a whole number.
2. BIt's a decimal number.
3. CIt's a Yes/No, True/False or On/Off.
4. DCan be with single quotes, double quotes or triple quotes.

Beschreibung: Quiz am Data Validation, erstellt von mglover7115919 am 12/04/2015.
Autor: mglover7115919
Sprache: English
Aufrufe: 83
Bewertung: 5,0 von 5 · 1 Bewertung
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