Database Systems Practice Test 50
Generalization MCQs (Multiple Choice Questions) PDF Download - 50
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The MCQs: In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as; "Generalization" App (Android, iOS) with answers: System-defined; User-defined; Condition-defined; Data-defined; to study online tutor courses. Practice Database Design and ER Model Questions and Answers, Google eBook to download free sample for free online classes.
Generalization MCQ with Answers PDF Download: Quiz 50
In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as
- User-defined
- System-defined
- Condition-defined
- Data-defined
The indexing technique should be evaluated on the basis of factors of type
- 3 types
- 4 types
- 5 types
- 6 types
The number of error(s) in the following query is/are:
select avg (salary)
from instructor;
where dept name=Comp. Sci.
- 1
- 2
- 3
- 4
SQL also does not support actions
- Input from users
- Output to display
- Communication over network
- All of the Above
The update statements should be executed as a
- No transaction
- Single transaction
- Two transaction only
- Multiple transactions
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