Database Transactions Quiz Questions and Answers PDF Download eBook p. 280
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"The process that undoes all the updates performed by the SQL statements in the transaction, is known to be", database transactions Multiple Choice Questions (MCQ) with choices commit work, transmit work, rollback work, and trace work to learn online school courses. Learn sql concepts and queries questions and answers with free online certification courses for computer information science.
Quiz on Database Transactions PDF Download eBook
MCQ: The process that undoes all the updates performed by the SQL statements in the transaction, is known to be
- Transmit work
- Commit work
- Rollback work
- Trace work
C
MCQ: Mapping cardinalities are also known as
- Mapping ratios
- Cardinality ratios
- Ratio expression
- Mapping expression
B
MCQ: If the design makes the computation hard to enforce functional dependency, the design is said to be
- Preserving consistency
- Dependency preserving
- Not dependency preserving
- Not preserving consistency
C
MCQ: Within query execution process, several database systems today support external language routines running in a
- Tambox
- Sandbox
- Ranbox
- Fandbox
B
MCQ: The flow of tasks between various components of a system, is depicted by the diagram
- Activity diagram
- Implementation diagram
- Class diagram
- Use case diagram
A