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

Linear homogeneous differential equations, As with 2 nd order differential...

As with 2 nd order differential equations we can't determine a non-homogeneous differential equation unless we can initially solve the homogeneous differential equation. We'll als

Temperature Calculation system, Detailed Description: • The program will t...

Detailed Description: • The program will take temperature readings as input from user for specified number of consecutive days. • Program will store these temperature values into

Write a program that prints gross and net pay and taxes , Assume that a vid...

Assume that a video store employee works 50 hours. She gets paid $4.50 for the first 40 hours; she gets time-and-a half pay (1.5 times the regular pay rate) for the first five hour

Write a program that draws the initials j, Write a program that draws the i...

Write a program that draws the initials J G P on the form similar to that shown in Fig J 1 (using straight lines and curve semicircles). The figure can not have corners. All ends a

What are the characteristics of a good algorithm, What is an algorithm? Wha...

What is an algorithm? What are the characteristics of a good algorithm? An algorithm is defined as “a step-by-step procedure of accomplishing some task'''' An algorithm may be sh

What is an abstract class, What is an abstract class:   Abstract class is s...

What is an abstract class:   Abstract class is stated as an abstract concept that cannot be instantiated or comparing to interface this can have some implementation and interface c

Java interfaces, Expertsmind brings you unique solution in java assignment...

Expertsmind brings you unique solution in java assignments Interfaces A program in the Java selection language is a fuzzy type that is used to specify a program (in the ge

Write simple scripts programs , Write 3 somewhat simple scripts / programs ...

Write 3 somewhat simple scripts / programs in any language, combination of languages, and/or software. Please tell me the task you are trying to accomplish in the scripts. Idea

Matlab, i have a=[0 1 1 2 2 3 6 7 0 4 ] i want to delent elemet but keep it...

i have a=[0 1 1 2 2 3 6 7 0 4 ] i want to delent elemet but keep its position i.e a(4)=[] it gives me 0 1 1 2 3 6 7 0 4 but i need 0 1 1 [] 2 3 6 7 0 4

Define call by value - computer programming, Define Call by value - Compute...

Define Call by value - Computer Programming? Functions are raise by writing their name and an appropriate list of arguments within parenthesis. Usually these arguments are in t

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