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Query Optimization Techniques MCQ with Answers PDF

Practice Query Optimization Techniques Multiple Choice Questions (MCQ), database systems quiz answers PDF with live worksheets for online degrees. Solve query optimization Multiple Choice Questions and Answers (MCQs), Query Optimization Techniques quiz questions bank for associates in computer science. "Query Optimization Techniques MCQ" PDF book: transformation of relational expressions, heuristic optimization in dbms, query optimization techniques, heuristic query optimization test prep for computer information science.

"The process of finding a good strategy for processing a query is called" Multiple Choice Questions (MCQ) on query optimization techniques with choices query optimization, query processing, query management, and query cost for associates in computer science. Solve query optimization techniques quiz questions for merit scholarship test and certificate programs for free online classes.

MCQs on Query Optimization Techniques

1.

The process of finding a good strategy for processing a query is called

Query optimization
Query processing
Query management
Query cost

2.

The complex queries evaluation plan involves many

Disk accesses
Sector accesses
Parameters
Differentials

3.

The technique chosen by the database system for evaluation of an operation depends on the size of

Relation
Distribution of columns
Distribution of tuples
Both A and B

4.

The term that optimizes subexpressions shared by different expressions in a program is called

Multiple subexpression elimination
Common subexpression elimination
Parametric subexpression elimination
Shared subexpression elimination

5.

Each relational-algebra expression represents a particular sequence of

Parameters
Differentials
Operations
Routines
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