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Database Management System MCQs – Mock Test 94

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The MCQ: Data structure in the form of tree to correspond to relational algebra expression is classified as; "Database Management System" App (Android, iOS) with answers: attribute tree, relation tree, query tree, and entity tree to learn software engineering courses. Practice Relational Algebra and Calculus Questions and Answers, Google Book to download free chapter for online computer science and engineering.

Query Trees Notations MCQs – Mock Test 94 PDF Download

MCQ 466: 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

MCQ 467: The types of relational calculi includes:

  1. domain calculus
  2. nodes calculus
  3. tuple calculus
  4. both a and c

MCQ 468: In database management system, the current set of instance or database snapshot is also called:

  1. mathematical operators of schema
  2. logical operators of schema
  3. extension of schema
  4. intension of schema

MCQ 469: The elements included in state chart diagrams are:

  1. transitions
  2. condition markers
  3. iteration markers
  4. lifeline markers

MCQ 470: In Three-Schema Architecture, the schema in which the part of database is described to the user group who is interested and other details are kept hide is called:

  1. logical schema
  2. conceptual schema
  3. internal schema
  4. external schema

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Query Trees Notations MCQ App (Android & iOS)

Query Trees Notations MCQ App

Database Management System MCQ App (iOS & Android)

Database Management System MCQ App

DataBase Management System (MCS) MCQs App (Android & iOS)

DataBase Management System (MCS) MCQs App

DBMS MCQs App (iOS & Android)

DBMS MCQs App