Query Optimization Multiple Choice Questions 1 PDF Download

Learn query optimization multiple choice questions (MCQs), database management system test 1 for online learning, course exam prep. Practice heuristic query optimization MCQs, query optimization questions and answers on heuristic query optimization, query optimization techniques, heuristic optimization in dbms, transformation of relational expressions, pipelining and materialization test for online OLSP courses distance learning.

Free query optimization quiz online, self-study student guide has 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 teaching jobs preparation with teacher certifications questions and answers with distance education. Study to learn online heuristic query optimization quiz questions with database management system MCQs for IT certifications competitive exam prep.

MCQ on Query Optimization Test 1 Quiz PDF 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