Formal Relational Query Languages Multiple Choice Questions and Answers 1 PDF Online Download

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MCQs on Formal Relational Query Languages Quiz 1 PDF Online Download

MCQ: A second form of relational calculus, is known as

  1. Domain relational calculus
  2. Relational calculus
  3. Tuple relational calculus
  4. Attribute relational calculus

A

MCQ: In a natural join if two are equivalent in an expression, is said to be

  1. Definitive
  2. Predictive
  3. Associative
  4. Assignment

C

MCQ: Predicate of a selection statement may include comparisons between

  1. Two attributes
  2. Multiple attributes
  3. Two relations
  4. Multiple relations

A

MCQ: In relational algebra, select, project, and rename operations are known as

  1. Dimensional operations
  2. Multidimensional operations
  3. Unary operations
  4. Binary operations

C

MCQ: Operation of projection is a

  1. Dimensional operations
  2. Multidimensional operations
  3. Unary operations
  4. Binary operations

C