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Relational Database Schemas MCQ App Download - Database Management System PDF e-Book

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

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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 computer engineering courses. Practice Database Constraints and Relational Schemas Quiz Questions, download Apple e-Book (Free Sample) for master's degree in computer science.

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 Apps (Android & iOS)

Database Constraints and Relational Schemas App

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