Explain why a system analyst might want to draw logical models of an automated portion of existing information system rather

Question

Explain why a system analyst might want to draw
logical models of an automated portion of existing
information system rather than simply accepting
the existing technical information systems
documentation, such as systems flow charts and
program flowcharts.

Answer 1

By drawing it, the analyst is analyzing in his/her brain the flow of the program. He/She does not need to retype it, but draw the logic for better interpretation.

Without manipulating and interrogating code on a computer, the analyst can erase (scratch out) code quickly, draw branches off code for exploration.

Visual representation has always been a learning tool. Children in a classroom learn words or other language words with pictures associated.

Answer 2

A pictorial representation can often give a better idea of the functionality of a system.