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Database Systems Exam Prep: Practice Test 4 (Chapter 19)

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The RDBMS Interview Questions and Answers Notes Questions and Answers PDF (RDBMS Interview Questions and Answers Quiz Answers PDF e-Book) download Ch. 19-4 to learn Database Systems Course. Solve Relational Operations MCQs, RDBMS Interview Questions and Answers MCQs questions and answers PDF to learn software engineering courses. The RDBMS Interview Questions and Answers Notes App Download: Free Database Systems App to learn relational query languages career test for bachelor's degree in computer science.

The Quiz: The relational algebra operation that removes duplicate tuples from the output, is known as; "RDBMS Interview Questions and Answers" App APK Download with answers: natural join, selection, union operation, and projection to learn software engineering courses. Practice Indexing in DBMS Quiz Questions, download Kobo eBook (Free Sample) to learn software engineering courses.

RDBMS Interview Questions and Answers Test Questions and Answers PDF Download: MCQ 4

MCQ: 16

The relational algebra operation that removes duplicate tuples from the output, is known as

  1. Selection
  2. Natural join
  3. Union operation
  4. Projection
MCQ: 17

The operation result that contains all pairs of tuples from the two relations, regardless of whether their attribute values match, is said to be

  1. Intersection operation
  2. Cartesian Product operation
  3. Union operation
  4. Join operation
MCQ: 18

The query language type that uses predicate logic to define the result desired, without any specific procedure, is said to be

  1. Domain relational calculus
  2. Relational calculus
  3. Domain relational algebra
  4. Relational algebra
MCQ: 19

All procedural relational query languages provide a set of operations that can be applied to

  1. Single relation
  2. Pair of relations
  3. Single relation only
  4. Both A and B
MCQ: 20

The relational operations performed over queries are of types

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types

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RDBMS Interview Questions and Answers Notes App (Android & iOS)

RDBMS Interview Questions and Answers Notes App

DataBase Management System (MCS) Notes App (iOS & Android)

DataBase Management System (MCS) Notes App

Environmental Management Notes App (iOS & Android)

Environmental Management Notes App

Computer Networks Notes App (Android & iOS)

Computer Networks Notes App