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, data-defined, and condition-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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