Heuristic Optimization in DBMS MCQs Quiz Online PDF Download

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Database management system practice test MCQ: modification to a relation or expression is referred to as its with choices moderator, change , alterations and differential for online interview questions and answers for teaching assistant jobs, teacher jobs and tutoring jobs. Free study guide is for online learning heuristic optimization in dbms quiz with MCQs to practice test questions with answers.

MCQs on Heuristic Optimization in DBMS Quiz PDF Download

MCQ. Modification to a relation or expression is referred to as its

  1. Moderator
  2. Change
  3. Alterations
  4. Differential


MCQ. Materialized views constitute

  1. Linear data
  2. Uniform data
  3. Unique data
  4. Redundant data


MCQ. An option in view maintenance, in which only affected part of view is modified is known as

  1. Immediate view maintenance
  2. Deferred view maintenance
  3. Data-view maintenance
  4. Incremental view maintenance


MCQ. Keeping a materialized view up-to-date with respect to underlying data is known as

  1. Deferred maintenance
  2. Immediate maintenance
  3. View maintenance
  4. Data maintenance


MCQ. Modern database systems provide more direct support for

  1. Incremental view maintenance
  2. Data-view maintenance
  3. Deferred view maintenance
  4. Immediate view maintenance