Test
Concept 10 Practice Quiz
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Preguntas del test (9)
1A table is in BCNF if every determinant in the table is a foreign key.
- AVerdadero
- BFalso
2Most designers consider the BCNF as a special case of the _____.
- A1NF
- B2NF
- C3NF
- D4NF
3Normalization should be part of the design process.
- AVerdadero
- BFalso
4A table is in 4NF if it is in 3NF, and _____.
- Aall attributes must be dependent on the primary key and must be dependent on each other
- Ball attributes are unrelated
- Cit has no multivalued dependencies
- Dno column contains the same values
5A table is in fourth normal form if it is in third normal form and has no independent multivalued dependencies.
- AVerdadero
- BFalso
6Normalization is a process that is used for changing attributes to entities.
- AVerdadero
- BFalso
7When designing a database, you should _____.
- Amake sure that entities are in normal form before table structures are created
- Bcreate table structures then normalize the database
- Conly normalize the database when performance problems occur
- Dconsider more important issues such as performance before normalizing
8When a table contains only one candidate key, _____ are considered to be equivalent.
- Athe 1NF and the 2NF
- Bthe 3NF and the BCNF
- Cthe 4NF and the 3NF
- Dthe BCNF and the DKNF
9Normalization produces a lower normal form.
- AVerdadero
- BFalso
Información
- Descripción
- CPSI 1203 Test sobre Concept 10 Practice Quiz, creado por Adam Peterson el 12/03/2018.
- Autor
- Adam Peterson
- Idioma
- English
- Visitas
- 77
- Etiquetas
- Valoración
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