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Database Systems Entrance Tests: Mock Test 40

DBMS Worksheet Multiple Choice Questions (MCQs) PDF Download - 40

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The DBMS Worksheet MCQ with Answers PDF (DBMS Worksheet Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 7-40 to learn Database Systems Practice Tests. Learn Database System Architectures Test PDF, DBMS Worksheet Multiple Choice Questions (MCQ Quiz) for computer and information science. The Database Systems MCQs App Download: Free DBMS Worksheet App to learn integrity constraints, java database connectivity (jdbc), dbms worksheet test prep to study database certification courses.

The MCQ: The database security is responsible for providing; "DBMS Worksheet" App (Free Android & iOS) with answers: encryption, authentication, and access control for computer and information science. Practice Database System Architectures Questions and Answers, Google eBook to download free chapter for 2 year computer science degree.

DBMS Worksheet MCQ Quiz with Answers PDF Download: Test 40

MCQ: 196

The database security is responsible for providing

  1. Authentication
  2. Encryption
  3. Access control
  4. All of the Above
MCQ: 197

Execution of multiple statements in a single call is being

  1. Accepted
  2. Supported
  3. Prioritized
  4. Eliminated
MCQ: 198

If there is a chain of foreign-key dependencies across multiple relations, a deletion or update at one end of the chain may propagate

  1. No dependent
  2. Entire chain
  3. 1 dependent only
  4. Few dependents only
MCQ: 199

In the relational algebra, the select, project, and rename operations are known as

  1. Dimensional operations
  2. Multidimensional operations
  3. Unary operations
  4. Binary operations
MCQ: 200

If any of the foreign-key columns is null, the tuple is defined automatically to satisfy the

  1. Integrity
  2. Atomicity
  3. Isolation
  4. Constraint

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