Free MCQsLearn App Download - Notations for Modeling Data Trivia Questions and Answers PDF Download eBook p. 239
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"Entity-relationship diagrams models the data representation component of a", notations for modeling data Multiple Choice Questions (MCQ) with choices hardware system, software system, hardware + software systems, and customized systems to study online training courses. Learn database design and er model questions and answers with free online certification courses for free online classes.
Notations for Modeling Data Questions and Answers PDF Download eBook
MCQ: Entity-relationship diagrams models the data representation component of a
- Software system
- Hardware system
- Hardware + Software systems
- Customized systems
A
MCQ: The input must be a collection of numbers for the aggregate function
- Avg
- Sum
- Both A and B
- Min/Max
C
MCQ: Data dictionary is also known as
- Function catalog
- Data catalog
- Storage catalog
- System catalog
D
MCQ: After the transaction is committed, a new transaction is automatically started in the process of
- Commit work
- Transmit work
- Trace work
- Rollback work
A
MCQ: The schema is developed at the phase
- Data gathering
- Requirement gathering
- Conceptual design
- Contextual design
C