"Systems analysis is a problem solving technique that decomposes a system into its component pieces for the purpose of the studying how well those component parts work and interact to accomplish their purpose." - Source: Wikipedia.org (access date: 2016-Feb-17)
Questions tagged [system-analysis]
33 questions
3
votes
2 answers
Howto implement the inverse Laplace transform in javascript?
I'm writing an javascript applet make it easy for others to see how a system with and without proportional controller works and what the outputs are.
First a little explanation on the applet (You can skip this if you want, the real question is in…
mathijs
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3
votes
1 answer
Association between two use cases in UML
I know that two use cases can be associated together with the following relationships,
1. extend
2. include
3. require
Apart from these relationships, is there another way to associate two use…
buddhi weerasinghe
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2
votes
2 answers
Should I include edit and delete as use cases?
I'm working in system analysis. Should I take all system operations (including basic operations, such as add/delete/edit) as use cases or not?
Should I focus on core system operations, or must I include all possible operations?
Dot Freelancer
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2
votes
1 answer
Are the View Model equals to the View in UML?
I am studying UML OOA and OOD. There are two concepts View Model and View in "Kruchten 4+1 view model":
The terms are not all identical. Do these two picture mean the same thing?
qg_java_17137
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2
votes
1 answer
How to build sequence diagram with 3 actors?
Overview: This is my activity diagram for the stock management subsystem. I have 3 actors which are the admin, manager, and employee.
Question: Can someone explain to me how can I do my sequence diagram with 3 actors? In my sequence diagram, I need…
adstrumm_
- 73
- 4
2
votes
1 answer
What would be the better unit to draw state machine diagrams in SRS?
Recently I am working on a SRS documentation for my university project. When I draw the state machine diagrams I'm confused for what parts should I draw it. Is that for the components? or for the classes?
Clearly the inherent state of the object…
randie pathirage
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- 4
2
votes
2 answers
Functional Requirements vs Non Functional Requirements for a mobile web app
I am getting a bit confused about non functional requirements could anyone help me and let me know if the following seems correct
The functional requirements of this project is to create a mobile application that is:
Cross platform compatible and…
Dot
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1
vote
1 answer
How to update use-case with CRC class name?
I'm an information engineer student and I'm studying for an exam.
I have to replace nouns in use case in form of bulleted list with the name of the classes extracted with CRC cards.
I'm in trouble with that because I don't know how to do it…
Giandek
- 15
- 3
1
vote
2 answers
what is the difference between design classes and analysis classes?
I am trying to create the analysis class diagram and the drawing class diagram, I cannot understand each one in detail to elaborate their diagrams. Anyone can explain the difference, I am using the MVC architecture pattern, I will be very grateful…
Phrancisk Lamp
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vote
2 answers
Class diagram during system analysis and design
Can someone explain me the difference between class diagram during analysis and design?
So far, I understand that the class diagram of design would be the real class diagram, with all methods and attributes (ready to become code), but what about…
liuk997
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1
vote
1 answer
Should I create a table to track instances of "missing" records?
I have a table called student and it has the following fields:
idno(primary), lastname, status, password, syearid(foreign)
My problem is I have to store the unvoted students in each school_year(syearid):
I have a table that stores students who have…
1
vote
1 answer
How to setting using unicode font in Enterprise Architect
I try to draw Data Flow Diagram (DFD) by Enteprise Architect (EA). I am using Vietnamese, but Enterprise Architect only display true unicode at first time, then display error. If you using EA, let's try some unicode text: "Sinh viên", "Quản trị hệ…
Vy Do
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vote
1 answer
How can redundant systems decrease failure rate if they are all esentially the same?
In a systems analysis class the instructor talked about redundant systems. She told a story where 3 independent systems could land an aeroplane and on the test run all 3 failed simultaneously (somehow the pilots still had time to manually land). I…
Celeritas
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Data flow diagram
Quality Building Supply has two kinds of customers: contractors and the general public.
Sales to each are slightly different.
When a contractor buys materials, he or she takes them to the contractor checkout desk. The clerk enters the contractor’s…
Lucas
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votes
2 answers
Is there a way to export a Informatica maplet 'graphical' data to a simple csv/Excel file?
The firm I work in has a lot of data sources entering the firm database using the Informatica ETL tool, stored in maplets and other data models (sorry If I'm not using the exact terminology).
The problem is that all the business logic is stored in…
jonatr
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