Free MCQsLearn App Download - SQL Data Types and Schemas Quiz Questions and Answers PDF Download eBook p. 421
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"A data structure that allows the database system to find tuples in the relation that have a specified value for the attribute, is known as", sql data types and schemas Multiple Choice Questions (MCQ) with choices trees, array, indexing, and stacking for online software engineering certification. Learn sql concepts and queries questions and answers with free online certification courses for computer science programs.
Quiz on SQL Data Types and Schemas PDF Download eBook
MCQ: A data structure that allows the database system to find tuples in the relation that have a specified value for the attribute, is known as
- Array
- Trees
- Indexing
- Stacking
C
MCQ: When values for multiple dimensions are fixed, the operation of slicing can be known as
- Rollup
- Rolldown
- Slicing
- Dicing
D
MCQ: If a log force is required, the request is sent over to
- Database writer process
- Lock manager processes
- Log writer process
- Log process
C
MCQ: The Cartesian product of two relations r1 andr2 is represented as
- r1 ^ r2
- r1 ? r2
- r1 & r2
- r1 % r2
B
MCQ: Any attribute that is present in the having clause without being aggregated must appear in the
- Group by clause
- Select clause
- Where clause
- Distinct clause
A