Binary Relational Operation JOIN and DIVISION MCQs & Quiz Online PDF Book Download

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MCQs on Binary Relational Operation JOIN and DIVISION PDF Book Download

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

  1. zero tuples and empty relation
  2. one tuple from one relation
  3. zero tuples from two relation
  4. two tuples from empty relations

A

MCQ: In EQUIJOIN condition, operation which is used to avoid superfluous attribute is classified as

  1. ALPHA JOIN
  2. NATURAL JOIN
  3. UNNATURAL JOIN
  4. THETA JOIN

B

MCQ: Operation which allows to process relationships from multiple relations rather than single relation is classified as

  1. division operation
  2. relation operation
  3. square operation
  4. join operation

D

MCQ: JOIN operation which uses any of comparison operators is classified as

  1. THETA JOIN
  2. CHI-JOIN
  3. PI-JOIN
  4. SIGMA-JOIN

A

MCQ: Kind of operation by which one tuple can be created with help of combining tuples from two relations is classified as

  1. square operation
  2. join operation
  3. division operation
  4. relation operation

B