Sequence diagrams, DOT NET Programming

Assignment Help:

Describe the various components in sequence diagrams.

171_squence diagram.png

Object lifeline: - It shows the lifetime of an object creation and its destruction. If the object is created or destroyed during the time span the diagram represents, then the lifeline stops or starts at the appropriate point. An object's destruction is marked with a large X.

Activation: - It is a time period during which actor is performing an action.

Lifeline: - The Lifeline says that there exists some condition on the object lifetime.

Message: -The Message shows the communication between objects that conveys information and results in an action.

Message (call):- It is same just like a message but also conveys some information and results in action.

All messages have similar definition as the Message (Call) given above.

2-Element Constraint: - It represents a constraint on two classes or associations.

OR constraint: - It represents an OR constraint on two classes or associations.


Related Discussions:- Sequence diagrams

Name the proxy file to use a web service., Mention the name of the director...

Mention the name of the directory where it is essential to locate the proxy file to use a Web service. The proxy file must be kept in the /bin directory. This directory is situ

What is delay signing, Delay signing During the development process you...

Delay signing During the development process you  need strong keys name  to be exposed to the developer which is not a good practice from security aspect .In such situations yo

Why project needed xml?, Explain why your project needed XML. Remember ...

Explain why your project needed XML. Remember XML was meant to exchange data between the two entities as you can define your user friendly tags with ease. In the real world sce

I need windows phone app, I need Windows Phone App (WP 8 and above) I am...

I need Windows Phone App (WP 8 and above) I am seeking an app developer/designer to develop me a Windows Phone app. This will be an app where users will post questions in the

Jquery and mvc project, I am looking individuals who have company experienc...

I am looking individuals who have company experience working on Jquery and Microsoft Technology ( MVC 4.5 ), who will take live online session and provide training through Team Vie

Explain custom activities, Explain Custom Activities. In addition to th...

Explain Custom Activities. In addition to the standard activities available within the base activity library, you can make new activities to meet exact business needs. Creating

What is the use of dataview, What is the use of DataView? User-defined ...

What is the use of DataView? User-defined view of a table is contained in a DataView. A complete table or a small section of table depending on some criteria can be shown by an

What is plinq, What is PLINQ? PLINQ stands for Parallel Language Integr...

What is PLINQ? PLINQ stands for Parallel Language Integrated Query. It is the parallel execution of LINQ, in which a query can be implemented by using multiple processors. PLIN

Difference between server.transfer and response.redirect, What is the diffe...

What is the difference between Server.Transfer and response.Redirect? The difference  between the Server.Transfer and the response.Redirect them are as follows:- 1)Response.

Explain the architecture of ado.net in brief, Explain the architecture of A...

Explain the architecture of ADO.NET in brief. AD0.NET having of two fundamental components: The DataSet, which is disconnected from the data source and does not require to k

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd