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Chapter 14: Database Systems Exam Tests

Database Systems MCQs - Chapter 14

Introduction to RDBMS Multiple Choice Questions (MCQ) PDF - 4

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Introduction to RDBMS Questions & Answers PDF Download: MCQ Quiz 4

MCQ 16: In the relational model, the column of the table is known to be

A) Entity field
B) Attribute
C) Tuple
D) Relation

MCQ 17: The contents of a relation instance may change with time as the relation

A) Domain
B) Time
C) Updated
D) Retrieved

MCQ 18: The query languages are usually on a level higher than that of a standard

A) Updation language
B) Query program language
C) Procedural language
D) Programming language

MCQ 19: Query languages used in practice includes

A) Elements
B) Fields
C) Instances
D) Tuples

MCQ 20: A set of one or more attributes that collectively, allow us to identify uniquely a tuple in the relation, is known as

A) Unique key
B) Special key
C) Super key
D) Primary key

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Introduction to RDBMS App (Android & iOS)

Introduction to RDBMS App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (Android & iOS)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)