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Database Management System MCQs

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ERM Types Constraints MCQ with Answers

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ERM Types Constraints Multiple Choice Questions (MCQ) to solve erm types constraints quiz answers PDF worksheet, database management system test for online courses. Practice data modeling: entity relationship model Multiple Choice Questions and Answers (MCQs), "ERM Types Constraints" quiz questions and answers for computer science programs. Learn entity types, sets, attributes and keys, erm types constraints, conceptual data models test prep for computer software engineer.

"Considering the binary relationships, the possible cardinality ratios are" Multiple Choice Questions (MCQ) on erm types constraints with choices one : one, 1 : n, m : n, and all of above for computer science programs. Solve erm types constraints quiz questions for merit scholarship test and certificate programs for cheapest online computer science degree.

MCQs on ERM Types Constraints

1.

Considering the binary relationships, the possible cardinality ratios are

one : one
1 : N
M : N
all of above

2.

The types of partial constraints are

total and partial
intensive and extensive
minimum and maximum
floating and string

3.

The relationship type in which one attribute is migrated to the N-side of relationship is classified as

4:N
3:N
1:N
2:N

4.

For a relationship type, the participation constraints and cardinality ratio are considered together to make

intensive constraints
recursive constraints
composite constraints
structural constraints

5.

The constraint which specifies the minimum number of relationship instances is classified as

participation constraint
non-participation constraint
extensive constraint
intensive constraint

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