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Chapter 18: Database Systems Exam Tests

Database Systems MCQs - Chapter 18

Query Processing Quiz Questions and Answers PDF - 11

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Query Processing Questions & Answers PDF Download: MCQ Quiz 11

MCQ 51: Several relational algebra operations can be grouped together into a

A) Sector
B) Track
C) Segment
D) Pipeline

MCQ 52: The number of block transfers from disk and the number of disk seeks are used to estimate the cost of

A) Query-execution plan
B) Query-evaluation plan
C) Query-processing plan
D) Query-implementing plan

MCQ 53: Pipelines can be executed in

A) 2 ways
B) 3 ways
C) 4 ways
D) 5 ways

MCQ 54: Complex selection predicates are of types

A) 5
B) 6
C) 7
D) 8

MCQ 55: The A8 algorithm uses the conjunctive selection with

A) One index
B) Intersection of index
C) Two index
D) Composite index

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Query Processing App (Android & iOS)

Query Processing App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Computer Basics App (Android & iOS)

Computer Basics App (Android & iOS)

Computer Architecture App (Android & iOS)

Computer Architecture App (Android & iOS)