# Relational Algebra and Calculus MCQ Questions and Answers PDF Download eBook - 1

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"In unary relational operations, the SELECT operation is partition of relation usually classified as" Multiple Choice Questions (MCQ) on relational algebra and calculus with choices *vertical partition, horizontal partition, insert partition, and delete partition* for bachelor's degree in computer science. Practice select and project quiz questions for jobs' assessment test and online courses for online computer science and engineering.

## MCQs on Relational Algebra & Calculus Quiz PDF Download eBook

MCQ: In unary relational operations, the SELECT operation is partition of relation usually classified as

- horizontal partition
- vertical partition
- insert partition
- delete partition

A

MCQ: The operators in SELECT operation statement such as 'and' , 'or' and 'not' are classified as

- Boolean operators
- tuple operators
- string operators
- insertion operators

A

MCQ: If in the JOIN operation, the conditions of JOIN operation are not satisfied then the results of the operation is

- zero tuples and empty relation
- one tuple from one relation
- zero tuples from two relation
- two tuples from empty relations

A

MCQ: Because of the calculus expression, the relational calculus is considered as

- procedural language
- non procedural language
- structural language
- functional language

B

MCQ: The DIVISION operation can be applied to two relations A and B such as R(A) ÷ R(B) where as

- A does not belong to B
- A must be added to B
- A belongs or equal to B
- A must be subtracted from B

C