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

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Database Constraints and Relational Schemas MCQs: 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

Database Management System Practice Tests

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Database Constraints and Relational Schemas App (Android & iOS)

Database Constraints and Relational Schemas App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Computer Basics App (Android & iOS)

Computer Basics App (Android & iOS)

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

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