Test
Data Validation
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Preguntas del test (6)
1what are two of the rules for validation?
- AData Check.
- BField length check.
- CFile check.
- DInput mask.
2We use validation to make sure that data entered into a database is correct?
- AVerdadero
- BFalso
3Which of these format checks should validate post codes including ones like CB1 2EU?
- A lL09 L00
- B LL09 0LL
- CLL99 L00
- DLl00 0LL
4A presence check ensures that...
- AThe data is within a given range.
- BThe data is text or numeric.
- CData is entered into the field.
- DThe data is entered in a particular format.
5What is an logic error?
- 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.
- BDoesn't run if the rules are spelt wrong or if the rules aren't entered proper.
6What does Real mean in a database?
- AIt's a whole number.
- BIt's a decimal number.
- CIt's a Yes/No, True/False or On/Off.
- DCan be with single quotes, double quotes or triple quotes.
Información
- Descripción
- Test sobre Data Validation, creado por mglover7115919 el 12/04/2015.
- Autor
- mglover7115919
- Idioma
- English
- Visitas
- 83
- Valoración
- 5,0 de 5 · 1 valoración Valora este test