Draw the sequence diagram for the scenario, Programming Languages

Assignment Help:

Draw the sequence diagram for the following scenario of eBroker.

Sell Stock

  1. The user enters the username and password
  2. The system checks that the user is a valid user using information from the user database.
  3. The user enters the stock symbol.
  4. The system displays current price information for the stock.
  5. The user enters sale transaction data such as number of stocks to sell and price
  6. The system checks whether the user has adequate number of stocks in his account to sell.
  7. The system creates a new sale transaction.
  8. The system informs the stock exchange about the sale transaction.
  9. The stock exchange informs the system (eBroker) when the sale is executed.
  10. The system updates the user's account.
  11. The system terminates the sale transaction created in step 7.

Assume the following classes: stock, sale transaction, account. You can add any other classes you deem necessary.


Related Discussions:- Draw the sequence diagram for the scenario

Write a program to build bcd countdown timer, Many applications require ent...

Many applications require entering a number from a button and then the device counts that number down.  If it is a 2 digit number it can be stored in a single register.  If it is l

Retrive unicode text using vb.net ado.net, How Can I Retrive Unicode CSV Fi...

How Can I Retrive Unicode CSV File the ADO.net VB.net

Special matrices, Special Matrices There are some "special" matrices o...

Special Matrices There are some "special" matrices out there which we may use on occasion. The square matrix is the first special matrix.  A square matrix is any matrix that s

New features of visual studio 2008, New Features of Visual Studio 2008 1. L...

New Features of Visual Studio 2008 1. LINQ Support LINQ primarily is the structure of many conventional question employees that allow you to perform with information in a more user

programming assignment using perl, This assignment is an individual progra...

This assignment is an individual programming assignment using Perl. It addresses objectives 3, 4, 5 and 8 as listed in the Subject Outline document. The assignment is based on them

Memory hierarchy for linux systems, Memory Hierarchy for Linux Systems ...

Memory Hierarchy for Linux Systems A cache line has one or more valid bit(s), tag entry and list of bytes in a block in one set of a cache, as shown below: If you were

Shell script print “gm/afternoon/evening”acc to system time, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Create an application to run in the amazon ec2 service, In this assignment ...

In this assignment you will create an application to run in the Amazon EC2 service and you will also create a client that can run on local machine and access your application. You

Design and implement program, Tamagochi were all the rage in the 90's as a ...

Tamagochi were all the rage in the 90's as a small toy that had limited functionality but modelled a pet. The "owner" could do the following • Feed the pet • Heal the pet

Example of undetermined coefficients, Example :  Solve the following differ...

Example :  Solve the following differential equation. y (3)   -  12 y''+48 y' + 64 y = 12 - 32 e -8t + 2 e 4t Solution :    We first require the complementary solution

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