The Structured Approach
The Structured Approach is bascially done in Stages these include Defining the problem, Planning the solution, builing the solution, checking the solution and modifying the solution it is basically costly because it takes alot of time and therefore cost money!
 Why is it often called a waterfall.?
It is called the waterfall technique becuase the process [...]

Discuss the history of Fortran!
The first FORTRAN compiler was a milestone in the history of computing,
at that time computers had very small memories (on the order of 15KB,
it was common then to count memory capacities in bits), they were slow
and had very primitive operating systems (if they had them at all).
At those days it seemed [...]