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What is function point?
Function point is the size of measure it is also used to calculate approximately the software cost.
Function point (FP)=Function Count (FC) * Value adjustment factor (VAF).
Function Count (FC)= xij wij
Where x - Number of elements
w - Weight
Value adjustment factor (VAF)=0.65 + 0.01 Σ fi
Importance of function point: This is independent of the languages tools, or methodology used for execution. They can be estimated from requirement specification or desig
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