Database Management System MCQs - Chapter 12

Relational Data Model and Database Constraints Multiple Choice Questions (MCQ) PDF - 6

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The MCQ: When the foreign key refers to a tuple which does not exists in subjected relation then the constraint violated is; "Relational Data Model and Database Constraints" App Download Android & iOS (Free) with answers referential integrity, modify integrity, inferential integrity and insert integrity to learn online classes courses. Practice database constraints and relational schemas quiz questions, download Apple Book (Free Sample) to learn online certificate courses.

Relational Data Model & Database Constraints Questions & Answers PDF Download: MCQ Quiz 6

MCQ 26: When the foreign key refers to a tuple which does not exists in subjected relation then the constraint violated is

modify integrity
referential integrity
inferential integrity
insert integrity

MCQ 27: The basic operations that can be performed on relations are

deletion
insertion
modification
all of above

MCQ 28: In relational database schemas, the state constraints are also known as

static constraints
dynamic constraints
implicit constraints
explicit constraints

MCQ 29: The tuples in relation are sensitive to

order
format
entity type
concept type

MCQ 30: The state in which the database does not follow integrity constraints is classified as

parallel state
invalid state
valid state
candidate state

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