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

Explain why the simplifiled knapsack code is not secure, 1- If the order of...

1- If the order of a (mod P) is 3, prove that the order of a+1 is 6. 2- Explain why the "simplifiled knapsack" code is not secure.

STM32, Windows XP using C# load a binary file and send it thru a USB port t...

Windows XP using C# load a binary file and send it thru a USB port to the USB port of STM32. STM32 received the file and then write it into an I2C EEPROM.

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

assembly lang. H.W, 1- Allocate array with 32bit 100 element 2- Prompt the...

1- Allocate array with 32bit 100 element 2- Prompt the user to enter the maximum or the upper bound of the random value 3- Read the value and use it generate random numbers to init

Pros and cons of Assembly language, What are the main pros and cons of asse...

What are the main pros and cons of assembly programming language?

Python , Write a script that will list and count all of the images in a giv...

Write a script that will list and count all of the images in a given HTML web page. Each image starts with

Return value in an array, A specification of a function TOARR is given belo...

A specification of a function TOARR is given below. function TOARR(n in Int, s in Stack of Int) return in Array of Int pre n ≥ 0. post The returned value is an array of size

ActionScript, looking for help with a flash game assignment.

looking for help with a flash game assignment.

Rewrite the xhtml code, Below is an example of an invalid XHTML page. Your ...

Below is an example of an invalid XHTML page. Your goal is to rewrite the code so that: No deprecated/obsolete tags are being used All elements are nested correctly (i.e

Pop game application , In this exercise you will develop a small 'Pop Game'...

In this exercise you will develop a small 'Pop Game' in which the user will "pop" shapes that are drawn on the screen. The game will be time based, showing a shot clock at the top

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