Database Systems MCQs (Computer Science) From Textbook

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Database Systems MCQs – Mock Test 280

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The Database Transactions MCQ with Answers PDF (Database Transactions Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 21-280 to learn Database Systems Practice Tests. Learn SQL Concepts and Queries Test PDF, Database Transactions Multiple Choice Questions (MCQ Quiz) for online college classes. The Database Systems MCQs App to Download Free Database Transactions App to learn functions and procedures, decomposition using functional dependencies, constraints in dbms, database transactions test prep to learn online courses.

The MCQ: The process that undoes all the updates performed by the SQL statements in the transaction, is known to be; "Database Transactions" App (Free Android & iOS) with answers: commit work, transmit work, trace work, and rollback work for online college classes. Practice SQL Concepts and Queries Questions and Answers, Google eBook to download free chapter for CS major.

Database Transactions MCQ – Mock Test 280 PDF Download

MCQ: 1396

The process that undoes all the updates performed by the SQL statements in the transaction, is known to be

  1. Transmit work
  2. Commit work
  3. Rollback work
  4. Trace work
MCQ: 1397

Mapping cardinalities are also known as

  1. Mapping ratios
  2. Cardinality ratios
  3. Ratio expression
  4. Mapping expression
MCQ: 1398

If the design makes the computation hard to enforce functional dependency, the design is said to be

  1. Preserving consistency
  2. Dependency preserving
  3. Not dependency preserving
  4. Not preserving consistency
MCQ: 1399

Within query execution process, several database systems today support external language routines running in a

  1. Tambox
  2. Sandbox
  3. Ranbox
  4. Fandbox
MCQ: 1400

The flow of tasks between various components of a system, is depicted by the diagram

  1. Activity diagram
  2. Implementation diagram
  3. Class diagram
  4. Use case diagram

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