The Analysts at Techno InfoSystems Are Considering the Four-Model Approach

Multiple Choice

The analysts at Techno InfoSystems are considering the four-model approach to system development for a new client.
-If they make use of the four-model approach, which of the following is a likely outcome?

A) Time taken to develop the model increases.
B) Costs needed to develop a logical and physical model of the current system will be less.
C) It will not be possible to get a clear picture of the current system functions before modifications are made.
D) The requirements of a new information system will always be different from the current information system.