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Database Management System Practice Tests

Database Management System Online Tests

ERM Types Constraints MCQ Quiz Online PDF Download

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Database Management System MCQs: ERM Types Constraints Quiz Questions PDF Download

MCQ: Considering the binary relationships, the possible cardinality ratios are

A) one : one
B) 1 : N
C) M : N
D) all of above

MCQ: The types of partial constraints are

A) total and partial
B) intensive and extensive
C) minimum and maximum
D) floating and string

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

A) 4:N
B) 3:N
C) 1:N
D) 2:N

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

A) intensive constraints
B) recursive constraints
C) composite constraints
D) structural constraints

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

A) participation constraint
B) non-participation constraint
C) extensive constraint
D) intensive constraint

Practice Tests: Database Management System Exam Prep

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