Relationship Types Sets and Roles Quizzes Online MCQs PDF Download eBook
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"The data model in which the relationships are explained in terms of attributes is classified as", relationship types sets and roles Multiple Choice Questions (MCQ) with choices binary data models, functional data models, ternary data models, and extension data model to learn DBA certification courses. Learn data modeling entity relationship model questions and answers with free online certification courses for online college classes.
Relationship Types Sets & Roles Questions and Answers PDF Download eBook
MCQ: The data model in which the relationships are explained in terms of attributes is classified as
- functional data models
- binary data models
- ternary data models
- extension data model
A
MCQ: The operation which is used to take union of tuples from the relations that are not union compatible is classified as
- FULL UNION operation
- JOIN UNION operation
- OUTER UNION operation
- INNER UNION operation
C
MCQ: The process of converting the requests into results between three-schema architecture internal, external and conceptual levels is called
- mapping
- pitching
- transforming
- dependence
A
MCQ: The hashing technique which allocates fixed number of buckets is classified as
- dynamic hashing
- static hashing
- external hashing
- internal hashing
C
MCQ: The collection of known and useful raw facts that has some meaning and can be processed in useful way is classified as
- management oriented facts
- updated facts
- data
- recorded facts
C