Database Views MCQs Test Online PDF Book Download
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Learn sql concepts and queries practice test MCQs: a view is updatable, if clause does not have any expression, aggregation and distinct specifications, i.e., for free online courses with options define clause, where clause, select clause, having clause for online information systems degree. Free skills assessment test is for online e-learning database views quiz questions for competitive assessment in computer science major.
MCQ on Database Views Quiz PDF Download
MCQ: Any relation that is not part of logical model, but is made visible to a user as a
- Natural relation
- Absolute relation
- Virtual relation
- Linear relation
MCQ: A view is updatable, if clause does not have any expression, aggregation and distinct specifications, i.e.
- Define clause
- Where clause
- Select clause
- Having clause
MCQ: View relation is created whenever
- Both A and B
MCQ: A view is updatable, if Select clause does not have any
- Distinct specification
- All of the Above
MCQ: SQL does not define a standard way of specifying that a view is
- Not materialized
- Not stored