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DBMS Keys MCQ with Answers PDF

DBMS Keys Multiple Choice Questions (MCQ), DBMS Keys quiz answers PDF with database systems career tests for online courses. Practice introduction to rdbms Multiple Choice Questions and Answers (MCQs), DBMS Keys quiz questions for best online schools for computer science. DBMS Keys Interview Questions PDF: dbms keys, structure of relational model test prep for accelerated computer science degree online.

"A property of the entire relation, rather than of the individual tuples, is known as" MCQ PDF on dbms keys with choices attribute, constant, variable, and key for best online schools for computer science. Practice dbms keys quiz questions for merit scholarship test and certificate programs for online software development courses.

MCQs on DBMS Keys Quiz

MCQ: A property of the entire relation, rather than of the individual tuples, is known as

Attribute
Constant
Variable
Key

MCQ: The address field of a person should not be part of the primary key, since it is likely to

Dependent
Changed
Not changed
Too long

MCQ: The primary key should be chosen such that its attribute values are

Updated
Dependent
Changed
Never changed

MCQ: We are often interested in superkeys for which no proper subset is a

Superset key
Superkey
Primary key
Unique key

MCQ: Minimal superkeys are called

Unique key
Superset key
Candidate key
Primary key