Database Systems MCQs – Mock Test 50
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Free Generalization MCQ App Download (Android & iOS): "In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as"; MCQ with answers: system-defined, user-defined, data-defined, and condition-defined. Practice Database Design and ER Model Questions and Answers, Google Book to download free chapter for DBMS digital education.
MCQ 246: In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as:
MCQ 247: The indexing technique should be evaluated on the basis of factors of type:
MCQ 248: The number of error(s) in the following query is/are:
select avg (salary)
from instructor;
where dept name=Comp. Sci.
:
MCQ 249: SQL also does not support actions:
MCQ 250: The update statements should be executed as a:
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