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Relational Database Schemas MCQ Quiz Online

Learn Relational Database Schemas Multiple Choice Questions (MCQ), Relational Database Schemas quiz answers PDF to study database management system online course for database management system classes. Relational Data Model and Database Constraints Multiple Choice Questions and Answers (MCQs), Relational Database Schemas quiz questions for software engineering online courses. "Relational Database Schemas MCQ" PDF Book: relational database schemas, database constraints and relational schemas, relational model concepts test prep for online computer science and engineering.

"In a relation schema, each key of schema having more than one key is classified as" MCQ PDF: relational database schemas with choices candidate key, super key, simple key, and parallel key for software engineering online courses. Study relational database schemas quiz questions for merit scholarship test and certificate programs for top computer science schools.

MCQs on Relational Database Schemas Quiz

MCQ: In a relation schema, each key of schema having more than one key is classified as

candidate key
super key
simple key
parallel key

MCQ: In the data model schemas, the constraints that are can not be expressed directly are classified as

application based constraints
semantic constraints
business rules
all of above

MCQ: In database schema, the database snapshot is also called

current set of entity
current set of instances
current set of entity
current set of objects

MCQ: In relational database schemas, the transition constraints are also known as

static constraints
dynamic constraints
implicit constraints
explicit constraints

MCQ: In relational database schemas, the state constraints are also known as

static constraints
dynamic constraints
implicit constraints
explicit constraints