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DBMS Keys Multiple Choice Questions (MCQ) PDF Download

Free DBMS Keys Multiple Choice Questions (MCQ Quiz) with Answers PDF (DBMS Keys MCQ PDF e-Book) download to practice Database Systems Tests. Study Introduction to RDBMS Multiple Choice Questions and Answers (MCQs), DBMS Keys quiz answers PDF for master degree in computer science. The DBMS Keys MCQ App: Download free learning app for dbms keys, structure of relational model test prep for accelerated computer science degree online.

The MCQ: Address field of a person should not be part of primary key, since it is likely to; "DBMS Keys" App Download (Free) with answers ‘Dependent’, ‘Changed’, ‘Not changed’ and ‘Too long’ for master degree in computer science. Practice DBMS Keys Quiz Questions, download Google e-Book (Free Sample) for online software development courses.

DBMS Keys MCQs: Questions and Answers PDF Download

MCQ 1: A property of the entire relation, rather than of the individual tuples, is known as

  1. Attribute
  2. Constant
  3. Variable
  4. Key

MCQ 2: The address field of a person should not be part of the primary key, since it is likely to

  1. Dependent
  2. Changed
  3. Not changed
  4. Too long

MCQ 3: The primary key should be chosen such that its attribute values are

  1. Updated
  2. Dependent
  3. Changed
  4. Never changed

MCQ 4: We are often interested in superkeys for which no proper subset is a

  1. Superset key
  2. Superkey
  3. Primary key
  4. Unique key

MCQ 5: Minimal superkeys are called

  1. Unique key
  2. Superset key
  3. Candidate key
  4. Primary key

Database Systems Practice Tests

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DBMS Keys App (Android & iOS)

DBMS Keys App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Computer Fundamentals App (Android & iOS)

Computer Fundamentals App (Android & iOS)

Computer Basics App (Android & iOS)

Computer Basics App (iOS & Android)