Database Management System Practice Test 14

Binary Relational Operation: JOIN and DIVISION MCQs (Multiple Choice Questions) PDF Download - 14

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The MCQs: In the EQUIJOIN condition, the operation which is used to avoid superfluous attribute is classified as; "Binary Relational Operation: JOIN & DIVISION" App (Android, iOS) with answers: NATURAL JOIN; ALPHA JOIN; UNNATURAL JOIN; THETA JOIN; to study software engineering courses. Practice Relational Algebra and Calculus Questions and Answers, Google eBook to download free sample for BSc computer science.

Binary Relational Operation: JOIN & DIVISION MCQ with Answers PDF Download: Quiz 14

MCQ 66:

In the EQUIJOIN condition, the operation which is used to avoid superfluous attribute is classified as

ALPHA JOIN
NATURAL JOIN
UNNATURAL JOIN
THETA JOIN

MCQ 67:

In linear hashing, the formula of file load factor is

l = r⁄ (bfr * N)
l = r⁄ (bfr + N)
l = r⁄ (bfr - N)
l = r⁄ (bfr * 2N)

MCQ 68:

The types of partial constraints are

total and partial
intensive and extensive
minimum and maximum
floating and string

MCQ 69:

The attributes which have only one value for a specific entity are called

multi-valued attributes
single valued attributes
atomic attributes
diatomic attributes

MCQ 70:

The Boolean expression used in the SELECT operation consists of clauses such as

attribute name
constant value
comparison operators
all of above

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