Integrity Constraints Trivia Questions and Answers PDF Download eBook p. 362
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Integrity Constraints Questions and Answers PDF Download eBook
MCQ: The constraint specification would be checked at the end of a transaction, and at
- Initially
- Not at Immediate steps
- Before transaction's start
- Meanwhile transaction
B
MCQ: The data models in which the individual data items of same type may have different sets of attributes, is known as
- Object-based Data model
- Semi-structured data model
- Entity relationship data model
- Relational data model
B
MCQ: The operational form of writing the clauses are
- from, then select, and then where
- Select, then from, and then where
- Select, then where, and then from
- from, then where, and then select
D
MCQ: The A2 search algorithm does an
- Equality comparison
- Inequality comparison
- No comparison
- Nonkey comparison
A
MCQ: When an entity in B, can be associated with any number of entities in A, the cardinality is said to be of type
- One-to-one
- One-to-many
- Many-to-one
- Many-to-many
C