Free MCQsLearn App Download - Extended ER Features Quiz Questions and Answers PDF Download eBook p. 304
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Quiz on Extended ER Features PDF Download eBook
MCQ: In the top-down design of refinement, the distinctions are made
- Explicit
- Blurred
- Invisible
- Dependent
A
MCQ: Inserting a large number of entries into an index at a time is called
- Track loading
- Bulk loading
- Block loading
- Composite loading
B
MCQ: The Extensible Markup Language (XML) is widely used to represent
- Entity relationship model
- Relational Model
- Semi-structured data model
- Object-based Data model
C
MCQ: The designer maps the high-level conceptual schema onto the implementation data model of the database that will be used, in
- Logical design phase
- Physical design phase
- View design phase
- Virtual design phase
A
MCQ: In an E-R diagram, entity sets are represented by
- Rectangles divided into two parts
- Undivided rectangle
- Diamond
- Circle
A