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How many types of connectivity of a relationship are there?
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A
4
💡 Explanation:
Connectivity means how many instances of one entity are associated with how many instances of another entity. The connectivity of a relationship can be classified into 4 types:
These are:
1.) One to one (1 : 1)
2.) One to many (1 : M)
3.) Many to one (M : 1)
4.) Many to many (M : N)
So, this answer is correct.