Database Systems MCQs - Chapter 10

Formal Relational Query Languages Multiple Choice Questions (MCQs) PDF Download - 9

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Free Formal Relational Query Languages Multiple Choice Questions (MCQs) with Answers PDF (Formal Relational Query Languages MCQs PDF e-Book) download Ch. 10-9 to study Database Systems Course. Practice Relational Algebra MCQs, Formal Relational Query Languages trivia questions and answers PDF to prepare for job interview. The Formal Relational Query Languages MCQs App: Download free learning app for career test for associates in computer science.

The Multiple Choice Question (MCQ Quiz): Incase of a union operation r ∪ s to be valid, number of conditions required, are; "Formal Relational Query Languages" App Download (Free) with answers ‘Three’, ‘Two’, ‘Four’ and ‘Five’ for online degree programs. Solve Ordered Indices Quiz Questions, download Google eBook (Free Sample) for online degrees.

Formal Relational Query Languages Questions & Answers PDF Download: MCQ Quiz 9

MCQ 41: Incase of a union operation r ∪ s to be valid, the number of conditions required, are

Two
Three
Four
Five

MCQ 42: The select operation only selects those tuples that satisfies a specified

Predicate
Limit
Count
Operation

MCQ 43: The join operation that takes tuples from the right relation that is not matching to any from the left relation, is known as

Natural outer join
Left outer join
Full outer join
Right outer join

MCQ 44: The positional notation of attributes are also applied over the

Relations
Tuples
Instances
Results

MCQ 45: Select project, and rename operations are called unary operations, because they operate on

One tuple only
One relation only
One attribute only
One instance only

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