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Database Systems MCQ App Download | SQL Concepts and Queries PDF e-Book

Database Systems MCQs: Chapter 21

SQL Concepts and Queries Multiple Choice Questions (MCQ) PDF Download | 14

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The SQL Concepts and Queries Multiple Choice Questions (MCQ Quiz) with Answers PDF (SQL Concepts and Queries MCQ PDF e-Book) download Ch. 21-14 to learn Database Systems Course. Solve Integrity Constraints Multiple Choice Questions (MCQs), SQL Concepts and Queries quiz with answers PDF for computer science bachelor degree online. The SQL Concepts and Queries MCQ App Download: Free Database Systems App to learn dbms transactions career test for software engineering online courses.

The MCQs: Taking the instructor's relation into account, the integrity constraint ensures that instructor name cannot be "SQL Concepts and Queries" App (Android, iOS) with answers: empty, null, duplicated, and referenced for computer science bachelor degree online. Practice Database Users and Administrators Quiz Questions, download Apple e-Book (Free Sample) for software engineering online courses.

SQL Concepts and Queries MCQ with Answers PDF Download: Quiz 14

MCQ: 66

Taking the instructor's relation into account, the integrity constraint ensures that instructor name cannot be

  1. Null
  2. Empty
  3. Duplicated
  4. Referenced
MCQ: 67

The SQL standard specifies that a transaction begins implicitly when an SQL statement is

  1. Called
  2. Used
  3. Retrieved
  4. Executed
MCQ: 68

Value of one relation for a given set of attributes, appearing for a certain set of attributes in another relation, is known as

  1. Integrity constraint
  2. Referential integrity
  3. Referenced integrity
  4. Dubbed integrity
MCQ: 69

A guard against accidental damage to the database, is known to be

  1. Redundancy constraints
  2. Integrity constraints
  3. Isolated integrity
  4. Atomicity
MCQ: 70

For a referential-integrity constraint to make sense, the primary key must be compatible sets of

  1. Tuples
  2. Relation
  3. Instances
  4. Attributes

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SQL Concepts and Queries Apps (Android & iOS)

SQL Concepts and Queries App

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

DataBase Management System (MCS) App

HTML Apps (Android & iOS)

HTML App

Inventions Apps (Android & iOS)

Inventions App