Query Optimization Multiple Choice Questions and Answers 1 PDF Book Download

Query optimization multiple choice questions (MCQs), query optimization test prep to learn dbms quiz 1 for CS degree free online courses. Learn heuristic query optimization multiple choice questions (MCQs), query optimization quiz questions and answers. Free e-learning tutorial on heuristic query optimization, query optimization techniques, heuristic optimization in dbms, transformation of relational expressions, pipelining and materialization test prep for Oracle database certification.

Practice query optimization career test with multiple choice question: process of finding a good strategy for processing a query is called, for computer science majors with options query processing, query optimization, query management, query cost for online IT degree. Professional skills assessment test with learning online heuristic query optimization quiz questions with dbms MCQs for IT certifications competitive exam prep.

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