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Database Systems Quiz App Download - Database Authorization PDF e-Book

Database Systems Practice Test 39

Database Authorization Quiz Questions with Answers PDF Download - 39

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The Quiz: The responsibility of the database administrator includes "Database Authorization" App (iOS, Android) with answers: structure database, authorize users, and restructure database for online computer science and engineering. Study SQL Queries Interview Questions Questions and Answers, Apple e-Book to download free sample for top computer science schools.

Database Authorization Quiz with Answers PDF Download: MCQs 39

MCQ: 191

The responsibility of the database administrator includes

  1. Authorize users
  2. Structure database
  3. Restructure database
  4. All of the Above
MCQ: 192

Scalar subqueries can occur in

  1. Select clause
  2. From clause
  3. Where clause
  4. All of the Above
MCQ: 193

The result of Boolean expression 'true and unknown' is

  1. True
  2. False
  3. Unknown
  4. Null
MCQ: 194

The rigorous two-phase locking protocol permits releasing all locks at the

  1. Beginning of transaction
  2. During execution of transaction
  3. End of transaction
  4. Never in the life-time of transaction
MCQ: 195

Process of verifying credentials and allowing access to the database, is called its

  1. Database isolation
  2. Database authentication
  3. Database application
  4. Database administration

Database Systems Exam Prep Tests

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Database Authorization Apps (Android & iOS)

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

DataBase Management System (MCS) App

Human Diversity Apps (Android & iOS)

Human Diversity App

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Electronic Circuit Design App