INTRODUCTION TO SOFTWARE ENGINEERING
OVERVIEW OF SOFTWARE ENGINEERING
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
A context diagram is used:
|
|
as the first step in developing a detailed DFD of a system
|
|
|
in systems analysis of very complex systems
|
|
|
as an aid to system design
|
|
|
as an aid to programmers
|
Explanation:
Detailed explanation-1: -A context diagram outlines how external entities interact with an internal software system. It’s primarily used to help businesses wrap their heads around the scope of a system. As a result, they can figure out how best to design a new system and its requirements or how to improve an existing system.
Detailed explanation-2: -Identify major inputs and outputs in your system. Build a context diagram. Expand the context diagram into a level 1 DFD. Expand to a level 2+ DFD. Confirm the accuracy of your final diagram.
There is 1 question to complete.