Databases MCQ with Answers

Databases MCQ with Answers

77) In E-R Diagram relationship type is represented by

Answer is:

Diamond

78) Hierarchical model is also called

Answer is:

Tree structure

79) In E-R diagram generalization is represented by

Answer is:

Triangle

80) The method of access which uses key transformation is known as

Answer is:

Hash

81) A table joined with itself is called

Answer is:

Self Join

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