Database Systems MCQs - Chapter 18

Query Processing Quiz Questions & Answers PDF Download - 11

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Query Processing Exam Questions and Answers PDF Download: Test 11

MCQ 51:

Several relational algebra operations can be grouped together into a

Sector
Track
Segment
Pipeline

MCQ 52:

The number of block transfers from disk and the number of disk seeks are used to estimate the cost of

Query-execution plan
Query-evaluation plan
Query-processing plan
Query-implementing plan

MCQ 53:

Pipelines can be executed in

2 ways
3 ways
4 ways
5 ways

MCQ 54:

Complex selection predicates are of types

MCQ 55:

The A8 algorithm uses the conjunctive selection with

One index
Intersection of index
Two index
Composite index

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