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Database Management System MCQs – Practice Test 9 (Chapter 11)

Relational Algebra and Calculus MCQs with Answers PDF Download – Test 9

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Learn Relational Algebra and Calculus Multiple Choice Questions (MCQs) with Answers PDF (Relational Algebra and Calculus MCQs PDF e-Book) download Ch. 11-9 to study Database Management System Course. Practice SELECT and PROJECT MCQs, Relational Algebra and Calculus Notes questions and answers PDF for DBMS online projects. The Relational Algebra and Calculus MCQs App Download: Free Database Management System Study App to study tuple relational calculus, database management systems, safe expressions, query trees notations career test for digital database learning.

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Relational Algebra & Calculus MCQs – Practice Test 9 PDF Download

MCQ 41: The operator which is useful for a single relation is classified as:

  1. comparative operator
  2. unary operator
  3. ternary operator
  4. functional clause operator

MCQ 42: The types of quantifiers are:

  1. universal quantifier
  2. existential quantifier
  3. local quantifier
  4. both a and b

MCQ 43: The single relational algebra expression can be used in sequence of operations by:

  1. nesting entities
  2. nesting the attribute
  3. nesting the operations
  4. nesting the elements

MCQ 44: In relational calculus, the expression which guarantees finite number of tuples is classified as:

  1. declarative expression
  2. stable expression
  3. unsafe expression
  4. safe expression

MCQ 45: The data structure in the form of tree to correspond to relational algebra expression is classified as:

  1. relation tree
  2. attribute tree
  3. entity tree
  4. query tree

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