Relational Query Languages Practice Test PDF Download eBook p. 30
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Trivia Quiz on Relational Query Languages PDF Download eBook
MCQ: The query language is a language in which a user
- Requests
- Response
- Stores
- Represents
A
MCQ: The predicate of a selection statement may include comparisons between
- Two attributes
- Multiple attributes
- Two relations
- Multiple relations
A
MCQ: The designer maps the high-level conceptual schema onto the implementation data model, at the level
- Contextual-design phase
- Physical-design phase
- Logical-design phase
- Virtual-design phase
C
MCQ: In a database design, gathering the data needs of the prospective database users, comes at the stage?
- First stage
- Second stage
- Third stage
- Fourth stage
A
MCQ: Model that uses a collection of tables to represent data and the relationships among the data, is known as
- Relational model
- View model
- Logical model
- Physical model
A