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0
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1answer
81 views

Is login a use-case for a user of a system?

I've been researching since my last project last semester and I haven't found a definitive answer for this question. Now I've got one more project to draw a Use-Case diagram and I'm still confused ...
1
vote
1answer
108 views

Is there a valid symbol for “two or more” with Crow's Foot notation?

I have a database design for which one entity of Class A always has at least two entities of Class B. Can I express this with valid Crow's Foot notation? One possible idea I had was this: Excuse ...
1
vote
2answers
128 views

Can a UML class diagram show two different relationships between two classes?

I have a class which has an inner (nested) class. I have shown this relationship between the two classes in my class diagram. However, I am also using the inner class within the outer class... do I ...
1
vote
1answer
73 views

How to show link between a java class which gets JSON data from PHP script

I am trying to show the relationship that a java class has with a PHP script. The PHP script gets data from a database and then converts it into JSON format. This is then read by the java file. In my ...
3
votes
0answers
194 views

Draw a Call Graph

I'm maintaining an old code base written in python. In particular there is a complex piece of code that from a module calls other functions from other modules that call other functions and so on. It ...
2
votes
1answer
162 views

ER Diagram Multiplicity (UML)

Schema: #=PK Employee (#NIN, fName, lName, address, DOB, sex, salary, taxCode, deptNo) Department (#deptNo, deptName, managerNIN, businessAreaNo, regionNo) Project (#projNo, projName, contractPrice, ...
1
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0answers
100 views

UML diagram for SSIS process

I'm trying to do some technical documentation and would like to include some diagrams to better explain the processes in the system. The process I'm currently trying to describe is the following: ...
3
votes
1answer
238 views

Is there some structured format for drawing source control branching diagrams?

Everyone on my team draws branch diagrams differently, including how branches exit or reintegrate to the parent, how cherry-pick merges are shown, and a host of other aesthetic choices. Is there some ...
-2
votes
1answer
87 views

How do we design a good website, not graphical? [closed]

I always created an application without proper design before creating it and having a very hard to manage code which I don't want to touch it again. I understand to create a system we have these ...
0
votes
1answer
184 views

Block diagram scheme file format [closed]

Yesterday I wanted to show my colleague a work flow diagram representing my view on developing our next project. Today I want to display file structure of another my project with includes as a tree ...
1
vote
2answers
115 views

What's the professional name for the software planning diagrams, those with ellipses and rhombuses?

What's the official name for a diagram like this one, used to structure a conditional plan. The shapes of the objects are by convention ellipse for an action, rhombus for a question, rectangle for a ...
1
vote
3answers
852 views

Database design: 4 types of users but have different functionality , separate or one table?

I have 4 types of users: Admins , normal user , company , service provider admins and normal user share some attributes (id .first name ,last name ,phone ,mail) company and service provider share ...
0
votes
1answer
126 views

Functional dependencies diagram

I'm searching for the correct type of diagram in which I can see all dependencies between the functions, classes and files of my Python program (multiple files). It's for cleaning purposes. So my ...
0
votes
1answer
63 views

Showing the structure of the program (menu) as a tree - does it a have name?

In my thesis, I want to show the structure of the program, like this: > Menu --- Settings ---- Audio ---- ... > ---- Video > > --- Perform ---- Calculation ...
3
votes
0answers
130 views

Diagram to show code responsibility

Does anyone know how to visually diagram the ways in which the flow of control in code passes between code produced by different groups and how that affects the amount of code that needs to be ...
0
votes
2answers
219 views

Diagram to express parallelism in a process workflow

I'm modelling part of a software architecture on which several processes run as a workflow. The architecture involves data parallelism, where a certain serial process produces N pieces of data which ...
1
vote
2answers
454 views

Describe business logic with diagrams

I am currently developing a web application for my thesis.I was asked by my professor to make diagrams to describe the business logic. Since I don't have a prior experience, I am pretty confused with ...
0
votes
1answer
72 views

UML Diagram for Locations of Components

I am about to deploy a new project that will have different components being deployed on different servers and in different web sites/technologies/etc. I was just wondering what would be the best way ...
1
vote
1answer
248 views

Database design: circular reference but dynamically created

I am trying to design database for this case: Assignments have vectors, relation is 1:N Assignments have submissions, relation is 1:N Submissions have executions, relation is 1:N Every execution ...
2
votes
1answer
2k views

What is the difference between UML Data profile and ER model?

I have been asked this question and even after a lot of research, I cannot find the answer. When I design a database using Entity relationship (ER) and then re-draw it as UML class model (extended ...
3
votes
1answer
174 views

How to draw a class diagram where a class contains either 6 other classes or mupltie different

I know the basics but do not how to model this (it is an exercise with no solution provided): An order can contain 1 or more cartons of beer. Each carton contains 6 beers of the same kind but ...
1
vote
0answers
125 views

UML activity diagram: How to end activity after Event Signal Action?

To my knowledge, event signal actions are not allowed to have output control flow, so how can I model the end of an activity after a event signal action? The same issue arises for accept event actions ...
2
votes
3answers
2k views

Do activity diagrams always end in one endpoint?

For example an activity diagram for a simple program: Get User data. If User Exists DO something, ELSE do nothing. End. I often see diagrams with multiple endpoints but also with just one. Should ...
2
votes
3answers
1k views

How to create a use case diagram for board game played on PC

I'm struggling with a task as I was given to practice UML and use cases. The problem is that I should model computer version of a board game so I am unsure about a few things. obviously it does not ...
1
vote
2answers
626 views

Activity diagram, can merge node have more than 1 output?

There is a simple system, that allows users to do 4 things: ADD, EDIT, DELETE, PRINT data. I am due to model it (I'm entirely new to UML activity diagrams) and from notation, I dont understand ...
4
votes
1answer
403 views

Diagramming messages on a service bus

I'm looking for a way to clearly diagram how multiple applications communicate via a service bus. The best I've come up with so far is a sequence diagram, but I really don't like that. Sequence ...
4
votes
1answer
193 views

Paradigm Diagram

Does anyone have a diagram showing all significant programming paradigms. Something like this but with paradigms as titles would be ideal:
0
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2answers
537 views

Use Case Diagrams - should I create a diagram just for a view business rule? [closed]

I'm modeling a UCD where I have two actors ( a content producer and a developer).. the content producer is going to create and specify details of a storyboard functionality, and the other actor ...
2
votes
3answers
425 views

UML modelling semantics

In today's lecture about Modelling techniques with respect to MDD using UML the lecturer stated that it's absolutely necessary to give a (possibly) textual description about the semantics of each ...
6
votes
1answer
2k views

What UML diagram should I use to show a platform's architecture?

I have been learning UML and have a basic understanding now, but I keep seeing these sort of high level architecture diagrams. Here's one from Microsoft: Source: A bad picture is worth a thousand ...
4
votes
1answer
269 views

What is the name of this relationship between objects? [closed]

Different types of dependencies have particular names, such as linear dependency, circular dependency, self-referencing object, etc. What is the name of the dependency where those rules are true? A ...
3
votes
1answer
254 views

UML communication diagrams, implementation details or not?

After reading Applying UML and Patterns (Larman) and looking around on the Internet it still seems ambiguous to me if a UML communication diagram should depict implementation details (such as GUI ...
8
votes
3answers
661 views

What's the formal name of this diagram?

I'd also want to know how can I draw them.
-2
votes
1answer
260 views

Do context diagrams have levels?

I heard that the context analysis diagram has different levels. I couldn't find this in .Net, but I have seen that a DFD has different levels. Do context diagrams have any levels (level0, level1, ...
1
vote
1answer
179 views

How to create a feature map?

I have a big side project that I do now for 3 years. It has a lot of extra small tools to help me do tasks. Most of those tools are so old that I forgot what I have there. How to create a feature map ...
2
votes
1answer
32k views

Flow Chart - While Loops process

I'm having difficulties understanding whether or not this is the right process to use for a flow chart which illustrates the processes involved in an algorithm. For this, assume the following: A 1D ...
4
votes
1answer
318 views

How to properly diagram lambda expressions or traversals through them in Architecture Explorer?

I'm exploring a piece of code in Architecture Explorer in Visual Studio 2010 to study the relations between methods. I noticed a strange behavior. Take the following source code. It generates a hello ...
2
votes
1answer
189 views

How to properly deal with ER and UML diagram management

When learning about these tools, I (naively) thought that mapping about the business space could be front loaded by doing it only once and refering to those diagrams for each project within a single ...
5
votes
3answers
513 views

What diagrams, other than the class diagram and the workflow diagram, are useful for explaining how an application works?

I am working on a small Delphi project, composed of two units. One unit is for the GUI, and the other for data management, file parsing, list iterating and so on.. I've already made a class diagram, ...
5
votes
3answers
3k views

How to learn to draw UML sequence diagrams [closed]

How can I learn to draw UML sequence diagrams. Even though I don't use UML much I find that type of diagrams to be quite expressive and want to learn how to draw them. I don't plan to use them to ...
2
votes
3answers
3k views

Data Flow Diagrams - Difference between Lines and Arrows

I'm currently working with Visio to create Data Flow Diagrams for a System Analysis and Design class but I'm unsure what the difference between ------ and ------> is. I can connect 2 shapes ...
2
votes
1answer
605 views

Is my DFD accurate?

This is my first ever DFD that I made after my fair share of learning but I have no way of verifying whether it is correct or not. Although I have taken utmost care to make sure it is right, I may be ...
5
votes
1answer
151 views

How to visually document interactive user interfaces for fast consumption

I'm writing documentation for some interactive Ajax user interface but instead of writing everything in words I would rather provide diagrams that are faster consumed than whole paragraphs of text. I ...
2
votes
2answers
336 views

What kinds of visual content, tables or diagrams might I want to include in my Project Architecture Document?

Besides logical and physical architecture diagrams, comps / mockups and tables for expected network load between components and various data schemas, what kinds of visual content, tables or diagrams ...
6
votes
5answers
352 views

How to model the components of a non Information System?

I am working on a kernel-related project (specifically related to the TCP/IP stack of the kernel). I need to build some models to describe the functionality and components of my system. Initially I ...
1
vote
1answer
1k views

Creating alternate keys with Visio ERD diagrams

I'm trying out Visio for the first time today, creating ERD's. Is it possible to specify alternate keys in addition to PK's in Visio ERD diagrams. I can't see any way to define more than one key on a ...
5
votes
2answers
9k views

Are using <<include>> and <<extend>> relationship in this use-case diagram actually same?

I am trying to draw a UML use-case diagram to model requirements for a software project. The two requirements I have issue to model are: TravelAgent creates a booking for a [old] client who is ...
2
votes
3answers
364 views

How to model two similar tasks with the Use-case diagram

I am trying to draw a use-case diagram for a software project. Two requirements for the software I am trying to model in use-case diagram are: A customer (i.e. Client) should be able to cancel its ...
1
vote
1answer
110 views

What are ways of drafting a workflow document that maps elements in the design close to their counterparts in code?

We're starting a medium sized PHP web app, written in MVC fashion, using CodeIgniter. Most of the functional specifications have been written, and there are a few features that will definitely be ...
3
votes
1answer
568 views

What's a good notation for showing MVC interactions?

I'm developing various websites and functionality to cater to various different use-cases up in Django. Is there a good notation for showing what behaviour is at each stage, e.g., swimlanes. I use ...