# Relational Algebra and Calculus Multiple Choice Questions and Answers 1 PDF Book Download

Relational algebra and calculus multiple choice questions (MCQs), relational algebra and calculus test prep to learn DBMS quiz 1 for CS degree free online courses. Learn select and project multiple choice questions (MCQs), relational algebra and calculus quiz questions and answers. Free e-learning tutorial on select and project, binary relational operation: join and division, tuple relational calculus, division operation test prep for online software engineering degree courses distance learning.

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## MCQ on Relational Algebra & Calculus Test 1Quiz Book Download

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

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

A

MCQ: 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 JOIN operation, conditions of JOIN operation are not satisfied then results of 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 calculus expression, relational calculus is considered as

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

B

MCQ: 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