Answer Posted / satinder virdi

In JavaScript, there are three primary data types, two composite data types, and two special data types.

#Primary Data Types
 The primary (primitive) data types are:

->String
->Number
->Boolean


#Composite Data Types
 The composite (reference) data types are:

->Object
->Array


#Special Data Types
 The special data types are:

->Null
->Undefined


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https://msdn.microsoft.com/en-us/library/ie/7wkd9z69(v=vs.94).aspx

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