Relational Algebra MCQs & Quiz Online PDF Book Download

Relational algebra MCQs, relational algebra quiz answers to learn online data analytics courses. Formal relational query languages multiple choice questions (MCQs), relational algebra quiz questions and answers for master of information and data science. Relational algebra test prep for data analytics certification.

Learn formal relational query languages test MCQs: in a natural join if two are equivalent in an expression, is said to be, with choices definitive, predictive, associative, and assignment for master of information and data science. Practice assessment test for scholarships, online learning relational algebra quiz questions for competitive assessment in computer science major for big data certification.

MCQ on Relational Algebra Quiz Book Download

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

MCQ: Projection that allows extension of operations, i.e. arithmetic and string functions to be used in projection list, is known as

  1. Embedded Projection
  2. Extended Projection
  3. Generalized Projection
  4. Aggregation Projection

C