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Database Management System Advantages Questions and Answers PDF Download eBook
MCQ: The software used by database administrators to create new accounts are considered as
- standalone creation software
- redundancy software
- privileged software
- occasion software
C
MCQ: The expression which specifies the procedure to retrieve rather than retrieval content is classified as
- procedural expression
- structural expression
- functional expression
- calculus expression
D
MCQ: The rule that always generate true dependencies is called
- referential rule
- inferential rule
- closure rule
- reflexive rule
D
MCQ: In a query tree, the input relations of query are classified as
- attribute nodes
- leaf nodes
- stem nodes
- root nodes
B
MCQ: Consider representation of specialization and generalization, the filled triangle is used to indicate the constraint called
- overlapping constraint
- disjoint node
- shared base constraint
- schema construct
A