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Database Constraints and Relational Schemas MCQ (Multiple Choice Questions) PDF Download

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The Database Constraints and Relational Schemas Multiple Choice Questions (MCQ Quiz) with Answers PDF (Database Constraints and Relational Schemas MCQ PDF e-Book) download to learn Database Management System Tests. Study Relational Data Model and Database Constraints Multiple Choice Questions and Answers (MCQs), Database Constraints and Relational Schemas quiz answers PDF to study DBA certification courses. The Database Constraints and Relational Schemas MCQ App Download: Free Database Management System App to learn relational database schemas, database constraints and relational schemas, relational model concepts test prep for online computer science and engineering.

The MCQ: When the primary key is null of the new tuple then the constraint violated is "Database Constraints and Relational Schemas" App Download [Free] with answers: null integrity constraint, primary integrity constraint, secondary integrity constraint, and entity integrity constraint to study DBA certification courses. Practice Database Constraints and Relational Schemas Quiz Questions, download Apple Book (Free Sample) for top computer science schools.

Database Constraints and Relational Schemas Questions and Answers PDF Download

MCQ: 1

When the primary key is null of the new tuple then the constraint violated is

  1. null integrity constraint
  2. primary integrity constraint
  3. secondary integrity constraint
  4. entity integrity constraint
MCQ: 2

The key which specifies that two different tuples cannot have the same value is classified as

  1. super key
  2. simple key
  3. parallel key
  4. conceptual key
MCQ: 3

The constraint violated when the given value of attribute is not included in the corresponding domain is

  1. domain constraint
  2. attribute constraint
  3. key constraint
  4. lock constraint
MCQ: 4

If two or more constraints are violated by using insert operation then by default the

  1. insert is accepted
  2. insert is rejected
  3. insertion permanently blocked
  4. none of above
MCQ: 5

The multi-valued dependencies and functional dependencies are classified as category of

  1. relation dependencies
  2. data dependencies
  3. entity dependencies
  4. attribute dependencies

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Database Constraints and Relational Schemas MCQ App

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