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Chapter 10: Database Systems Exam Tests

Database Systems MCQs - Chapter 10

Formal Relational Query Languages Multiple Choice Questions (MCQ) PDF - 16

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Formal Relational Query Languages Questions & Answers PDF Download: MCQ Quiz 16

MCQ 76: A query language constituting a set of operations taking input of one or two relations and generating a relation as result, is known as

A) Structural query language
B) Operational query language
C) Procedural query language
D) Object based query language

MCQ 77: The basic operations of relational algebra includes Select, project, union, set difference, Cartesian product, and

A) Rename operation
B) Dimensional operations
C) OLAP operations
D) Cube operation

MCQ 78: The Cartesian product of two relations r1 andr2 is represented as

A) r1 ^ r2
B) r1 ? r2
C) r1 & r2
D) r1 % r2

MCQ 79: A relation can be known as a subset of a Cartesian product of a set of

A) Domains
B) Models
C) Modules
D) Processes

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Formal Relational Query Languages App (Android & iOS)

Formal Relational Query Languages App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (Android & iOS)

Computer Fundamentals App (Android & iOS)

Computer Fundamentals App (Android & iOS)