Question: (java) A specification for a procedure that computes the sum of the elements in an array of integers might 1) require a nonempty array, 2)

(java)

A specification for a procedure that computes the sum of the elements in an array of integers might 1) require a nonempty array, 2) return 0 if the array is empty, or 3) throw an exception if the array is empty. Discuss which one of three alternatives is best and provide the specification for the procedure.

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