a)estimate right when given the chance, First look up the definition of "estimate". Second the shorter the estimate the more accurate it will be. So, I a deve

a)estimate right when given the chance, First look up the definition of "estimate". Second the shorter the estimate the more accurate it will be. So, I a developer says I can do this in a day that's probably mostly right. But if he says that he can build something in 3 months, that's most definitely wrong.