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Software Engineering I – CS504

Assignment No. 02

Semester Fall 2013

Graded


Total Marks: 20
Due Date: 06-12-2013


Objectives
The objective of this assignment is:
 To increase your level of understanding about use-case model and mapping requirements to use-case diagram.
 To help you understand how to develop context diagram.


Instructions
Please read the following instructions carefully before assignment submission. It should be clear that your assignment will not get any credit if:
 The assignment is submitted after due date.
 The submitted assignment does not open or file is corrupt.
 The assignment is plagiarized.


Note
 The assignment should be in .doc format. Assignment in any format other than MS Word format will not be accepted.
 Assignment submitted through email will not be accepted.
 This assignment is covering Use case Model and Software Design Lectures 6-12.
 Recall the lectures delivered for Software Design and Use Case Diagram and solve your assignment
For any query about the assignment, contact at cs504@vu.edu.pk
GOOD LUCK


Project Description:
Instant messaging is a fast and popular, low cost, lightweight communication medium and is very affective in-home online socializing to business related communication. Instant messaging is now a significant area of research and development.
Instant Messaging is defined as “the act of instantly communicating between two or more people over a network such as the Internet”. Another way to look at instant messaging is to think of it as a form of “instant email”. A client program known as “ABC MESSENGER” (like Yahoo or any other chat Messenger) is needed for instant messaging.

Details of our chat application “ABC MESSENGER ”is:


Features and Functions
We want to build an Instant Messenger by using client server architecture. It will get authentication from main server and after login client can perform regular functions.
After the client logs in with the main authentication server, a connection is built with chat server. The same connection is used for all instant messages and chat sessions.


This Chat Messenger has multi-features that support ABC Messenger. It will support standard features as :


 Connection to the instant Messenger server
 Instant Messaging
 Contact list management (Categories like Friends, Family, Colleague etc)
 Sorting of contacts
 Offline messages feature (left for the contacts that are not online at the moment)
 Chat rooms Managements
 Text formatting for the messages
 Smiley can be included in the instant messages
 Allowing status changing


By Considering the above scenario you are required to draw
1) Use-Case diagram for the given “ABC MESSENGER”. 10 Marks
2) Context diagram (level-0) for the given “ABC MESSENGER”. 10 Marks


Note:
o Assignment should not be copied from net, handouts, books or any fellow.
o Solution should be “Precise”.

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plzzz guyz dakh k hsna mat....bs jha glti hy wha sy bta dy???

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Saroop Fatima good ......according to my point of view it's correct .bass aap ne kuch extend nahi mkia .like mesgs se off line msgs etc 

client actor  sa instent messege ki trf bi arrow ho ga.ya dek la

:(.... koi or b snd kro do solution???

ye wali diagram 1st question ki he ya 2nd question please tell

context diagram level 0 sample. make according to this.its sample

Sam ap kuch use case diagram ke bare me share karege plz

This Chat Messenger has multi-features that support ABC Messenger. It will support standard features as :
 Connection to the instant Messenger server
 Instant Messaging
 Contact list management (Categories like Friends, Family, Colleague etc)
 Sorting of contacts
 Offline messages feature (left for the contacts that are not online at the moment)
 Chat rooms Managements
 Text formatting for the messages
 Smiley can be included in the instant messages
 Allowing status changing

In features ko use nahi krna?

wait 

ya sample ha 

ya ma na just idea drw kiya ha ap is ma baki function b add kero sub or ban lo 

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see its just sample add detail 

as given in assignment file

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