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Database Systems Practice Tests


Database Systems Online Tests

Constraints in DBMS MCQ Quiz Online PDF Download

The Book Constraints in DBMS Multiple Choice Questions (MCQ Quiz) with answers, Constraints in DBMS MCQ Quiz PDF download to study online database systems courses. Practice Database Design and ER Model Multiple Choice Questions and Answers (MCQs), Constraints in DBMS quiz answers PDF for online computer science schools. The eBook Constraints in DBMS MCQ App Download: constraints in dbms, entity relationship diagrams, specialization test prep for online computer science engineering.

The MCQ: Mapping cardinalities are useful in describing PDF, "Constraints in DBMS" App Download (Free) with unary relationships, binary relationships, composite relationships, and simple relationships choices for online computer science schools. Study constraints in dbms quiz questions, download Amazon eBook (Free Sample) for online college courses.

Database Systems MCQs: Constraints in DBMS Quiz Questions PDF Download

MCQ: Mapping cardinalities are useful in describing

A) Unary relationships
B) Binary relationships
C) Composite relationships
D) Simple relationships

MCQ: The mapping cardinalities can be of type

A) 2 types
B) 3 types
C) 4 types
D) 5 types

MCQ: The appropriate mapping cardinality for a particular relationship set depends on

A) Model
B) Schema
C) Situation
D) Domain

MCQ: The structure of the primary key for the relationship set depends on the

A) Entity sets
B) Roles
C) Mapping cardinalities
D) Mapping expression

MCQ: An entity set E in a relationship set R is said to be total if every entity in E participates in

A) At least one relationship in R
B) All relationships in R
C) None relationship in R
D) Few relationship in R

Practice Tests: Database Systems Exam Prep

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