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# Binary Relational Operation: JOIN and DIVISION Quiz Questions and Answers PDF - 5

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## Binary Relational Operation: JOIN & DIVISION Quiz Answers : Test 5

MCQ 21: If in the JOIN operation, the conditions of JOIN operation are not satisfied then the results of the operation is

A) zero tuples and empty relation
B) one tuple from one relation
C) zero tuples from two relation
D) two tuples from empty relations

MCQ 22: The set of all the entities having same attributes is classified as

A) entity type
B) attribute type
C) function type
D) hierarchy type

MCQ 23: The set of values which specifies which values are to be assigned to individual entities is considered as

A) domain of values
B) composition of values
D) derivation of values

MCQ 24: The type of attributes that can be divided into smaller parts is classified as

A) multivalve attributes
B) single valued attributes
C) composite attributes
D) atomic attributes

MCQ 25: The technique which is used to retrieve data from disk in form of continuous blocks of stream and eliminates seek time is classified as

A) concurrent buffering
B) parallel buffering
C) single buffering
D) double buffering

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