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subject > programming language construct > data type > Java data type > Java primitive data type > long

long
subject			fact

long	is a subtopic of The Basics of Java
	is a kind of Java primitive data type
	requires 64 bits
	stores an integer
Java primitive data type	has part Java primitive data type name
	is normally used instead of wrapper class instances for arithmetic
data abstraction	groups the pieces of data that describe some entity, so that programmers can manipulate that data as a unit
	helps a programmer to cope with the complexity of data
	hides the details of data