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Database Systems Cerification Guide: Mock Test 39

Database Authorization Notes 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 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

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Database Authorization Notes App (Android & iOS)

Database Authorization Notes App

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

DataBase Management System (MCS) Notes App

C++ Notes App (Android & iOS)

C++ Notes App

Distributed Computing Notes App (iOS & Android)

Distributed Computing Notes App