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Database Management System Study Material: Practice Test 7 (Chapter 12)

Relational Data Model and Database Constraints Quiz Questions & Answers PDF Download - 7

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The Quiz: The type of constraint which states that not even a single value with primary key can be a null value is classified as; "Relational Data Model and Database Constraints" App (iOS, Android) with answers: primary integrity constraint, null integrity constraint, secondary integrity constraint, and entity integrity constraint for online computer science classes. Study B Trees Indexing Quiz Questions, download Google Book (Free Sample) for computer science programs.

Relational Data Model & Database Constraints Exam Questions and Answers PDF Download: Test 7

MCQ: 31

The type of constraint which states that not even a single value with primary key can be a null value is classified as

  1. null integrity constraint
  2. primary integrity constraint
  3. secondary integrity constraint
  4. entity integrity constraint
MCQ: 32

The values which cannot be divided further are classified as

  1. formatted values
  2. bi-atomic model
  3. diatomic values
  4. atomic values
MCQ: 33

On a relational database, the kind of constraint which must be specified and does not contain large classes of constraints is considered as

  1. referential integrity constraint
  2. null integrity constraint
  3. semantic integrity constraints
  4. secondary integrity constraint
MCQ: 34

The definition of relation in which values and attributes are ordered in tuple is classified as

  1. fourth definition of relation
  2. third definition of relation
  3. first definition of relation
  4. second definition of relation
MCQ: 35

The constraint violated when key value in tuple already exists in some other relation's tuple is called

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

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Relational Data Model and Database Constraints Quiz App (Android & iOS)

Relational Data Model & Database Constraints Quiz App

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