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Database Management System Practice Test 14

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

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The MCQs In the EQUIJOIN condition, the operation which is used to avoid superfluous attribute is classified as: natural join, alpha join, unnatural join and theta join with "Binary Relational Operation: JOIN & DIVISION" App Download (iOS & Android) Free to learn online courses. Practice relational algebra and calculus questions and answers, Google eBook to download free sample for CS major.

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

MCQ 66: In the EQUIJOIN condition, the operation which is used to avoid superfluous attribute is classified as

A) ALPHA JOIN
B) NATURAL JOIN
C) UNNATURAL JOIN
D) THETA JOIN

MCQ 67: In linear hashing, the formula of file load factor is

A) l = r⁄ (bfr * N)
B) l = r⁄ (bfr + N)
C) l = r⁄ (bfr - N)
D) l = r⁄ (bfr * 2N)

MCQ 68: The types of partial constraints are

A) total and partial
B) intensive and extensive
C) minimum and maximum
D) floating and string

MCQ 69: The attributes which have only one value for a specific entity are called

A) multi-valued attributes
B) single valued attributes
C) atomic attributes
D) diatomic attributes

MCQ 70: The Boolean expression used in the SELECT operation consists of clauses such as

A) attribute name
B) constant value
C) comparison operators
D) all of above

Database Management System Exam Prep Tests

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