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Database Systems MCQs (Computer Science) From Textbook

Database Systems MCQs – Practice Test 2 (Chapter 17)

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Study Query Optimization Multiple Choice Questions (MCQ Quiz) with Answers PDF to strengthen database analysis. Download the Query Optimization MCQ PDF e-Book, Ch. 17-2 to learn Database Systems Course. Solve Heuristic Query Optimization Multiple Choice Questions (MCQs), Query Optimization quiz with answers PDF to develop DBMS expertise. Download the Query Optimization MCQ App: Free Database Systems MCQs App to learn heuristic optimization in dbms, transformation of relational expressions, query optimization techniques career test to enhance digital coursework.

The "Query Optimization MCQ" App Download (Android & iOS): Materialized views constitute; MCQ with answers: uniform data, linear data, unique data, and redundant data. Practice Database Authorization Quiz Questions, download Apple Book (Free Chapter) to strengthen database analysis.

Query Optimization MCQ PDF Download – Practice Test 2

MCQ 6: Incremental view maintenance is needed to efficiently update:

  1. Materialized views
  2. Rational views
  3. Relational views
  4. Query views

MCQ 7: Materialized views constitute:

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

MCQ 8: Advanced optimization techniques includes optimization of updates, multiquery optimization and:

  1. Top-K optimization
  2. Join minimization
  3. Parametric query optimization
  4. All of the Above

MCQ 9: The optimizer that explores the space of all query-evaluation plans is called:

  1. Cost-based
  2. Plan-based
  3. Estimate-based
  4. Count-based

MCQ 10: The complex queries evaluation plan involves many:

  1. Disk accesses
  2. Sector accesses
  3. Parameters
  4. Differentials

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