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Query Optimization Multiple Choice Questions and Answers 1 PDF Book Download

Query optimization MCQs, query optimization quiz answers, dbms test 1 to learn data analytics courses online. Heuristic query optimization multiple choice questions (MCQs), query optimization quiz questions and answers for admission and scholarships exams. Practice heuristic query optimization, query optimization techniques, heuristic optimization in dbms, transformation of relational expressions, pipelining and materialization career test for data science certification.

Learn query optimization test with multiple choice question: most database systems to store number of values for an attribute within several ranges, uses, with choices gantt chart, histogram, pie-chart, and bar-graph for online bachelor's degree computer science. Practice jobs' assessment test for online learning heuristic query optimization quiz questions with dbms MCQs for big data certification.

MCQ on Query Optimization Test 1Quiz Book Download

MCQ: Most database systems to store number of values for an attribute within several ranges, uses

  1. Histogram
  2. Gantt chart
  3. Pie-chart
  4. Bar-graph

A

MCQ: Process of finding a good strategy for processing a query is called

  1. Query optimization
  2. Query processing
  3. Query management
  4. Query cost

A

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

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

D

MCQ: Operations of Natural-join are

  1. Commutative
  2. Associative
  3. Distributive
  4. Conjunctive

B

MCQ: Iterator operation of a demand driven pipeline provides function of

  1. open()
  2. next()
  3. close()
  4. All of the Above

D