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Database Authorization Quiz Questions and Answers 39 PDF Download

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Quiz on Database Authorization Worksheet 39Quiz PDF Download

Database Authorization Quiz

MCQ: Responsibility of database administrator includes

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


Nested Subqueries Quiz

MCQ: Scalar subqueries can occur in

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


Set Operations Quiz

MCQ: Result of Boolean expression 'true and unknown' is

  1. True
  2. False
  3. Unknown
  4. Null


Multiple Granularity in DBMS Quiz

MCQ: 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


DBMS Concepts Learning Quiz

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

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