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Database Views Practice Test PDF Download eBook p. 24

Learn Database views mock test for exam, database views MCQ with answers pdf to solve data science test 24 for online job interview. Practice SQL Concepts and Queries Trivia Questions and answers, database views Multiple Choice Questions (MCQ) for online DBMS, DBA. Free database views MCQs, join expressions, notations for modeling data, database views test prep for computer science programs.

"Any relation that is not part of the logical model, but is made visible to a user as a", database views Multiple Choice Questions (MCQ) with choices absolute relation, natural relation, virtual relation, and linear relation to study DBA certification courses. Learn sql concepts and queries questions and answers with free online certification courses for information and communication technology.

Trivia Quiz on Database Views PDF Download eBook

Database Views Quiz

MCQ: Any relation that is not part of the logical model, but is made visible to a user as a

  1. Natural relation
  2. Absolute relation
  3. Virtual relation
  4. Linear relation

C

Notations for Modeling Data Quiz

MCQ: Binary relationship sets in UML can be represented by just drawing a line connecting

  1. Entity sets
  2. Relationships
  3. Attributes
  4. Objects

A

Join Expressions Quiz

MCQ: The join preserves tuples only in the relation named after the right outer join operation, is to be

  1. Right outer join
  2. Right inner join
  3. Left inner join
  4. Left outer join

A

Aggregate Functions Quiz

MCQ: If the tuples are satisfying the where predicate, then they are placed into groups by the

  1. Having clause
  2. Group by clause
  3. Like clause
  4. Distinct clause

B

Aggregate Functions Quiz

MCQ: The clause that apply the aggregate functions to get a single result tuple for each group, is known to be

  1. Select clause
  2. From clause
  3. Where clause
  4. Distinct clause

A