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Chapter 18: Database Systems Exam Tests

Database Systems MCQs - Chapter 18

Query Processing MCQ (Multiple Choice Questions) PDF - 2

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Query Processing Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6: Each operation in a demand-driven pipeline can be implemented as an

A) Iterator
B) Process
C) Thread
D) System

MCQ 7: The type of pipeline in which operations do not wait for requests to produce tuples, is known as

A) Double pipeline
B) Blocking pipeline
C) Demand-driven pipeline
D) Producer-driven pipeline

MCQ 8: An operation of relational algebra annotated with instructions on how to evaluate it is called an

A) Execution plan
B) Query plan
C) Evaluation primitive
D) Execution engine

MCQ 9: Double buffering uses

A) 2 parallel buffers
B) 2 subsequent buffers
C) 4 Vertical buffers
D) 4 vertical buffers

MCQ 10: The A7 search uses the simple conditions to determine the availability of

A) Composite Index
B) Access path
C) Predicate
D) Equality

Query Processing Learning App & Free Study Apps

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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)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (Android & iOS)