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Query Optimization Techniques Multiple Choice Questions with Answers – PDF Download

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Download the "Query Optimization Techniques MCQ" App: Process of finding a good strategy for processing a query is called; MCQ with answers: query optimization, query processing, query management, and query cost. Practice Query Optimization Techniques Quiz Questions, download Google e-Book (Free Chapter) for DBMS distance learning.

Query Optimization Techniques MCQs PDF Download – Prep Test

MCQ 1: The process of finding a good strategy for processing a query is called:

Query optimization
Query processing
Query management
Query cost

MCQ 2: The complex queries evaluation plan involves many:

Disk accesses
Sector accesses
Parameters
Differentials

MCQ 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

MCQ 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

MCQ 5: Each relational-algebra expression represents a particular sequence of:

Parameters
Differentials
Operations
Routines

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