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Database Management System MCQs – Mock Test 94

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Study Query Trees Notations Multiple Choice Questions (MCQ) with Answers PDF for DBMS flexible learning. Download the Query Trees Notations MCQs PDF e-Book, Ch. 11-94 to learn Database Management System Practice Tests. Learn Relational Algebra and Calculus quiz answers PDF, Query Trees Notations Multiple Choice Questions (MCQ Quiz) for database student success. Download the Query Trees Notations Learning App: Free Database Management System MCQ App to learn query trees notations, domain relational calculus, schemas instances and database state, state chart diagrams test prep to develop enterprise systems.

Free "Query Trees Notations Learning" App Download (Android & iOS): Data structure in the form of tree to correspond to relational algebra expression is classified as; MCQ with answers: attribute tree, relation tree, query tree, and entity tree. Practice Relational Algebra and Calculus Questions and Answers, Google Book to download free chapter for DBMS flexible learning.

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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