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

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

Assignment, Assignment for Networing&camunication

Assignment for Networing&camunication

Java program, Write a java program for inserting a particular node.

Write a java program for inserting a particular node.

Program to finds central individuals in arbitrary networks, Identifying the...

Identifying the Central Individual in a Social Network 1. Introduction You have just been hired by a social networking company! The division you are working in is particul

Linux assignment , Hi how can I upload my hw to you experts?

Hi how can I upload my hw to you experts?

Explain the continue statement - computer programming, Explain the Continue...

Explain the Continue statement - Computer Programming? This is alike to break but is encountered less frequently. It merely works within loops where its effect is to force an imm

Java Programming, How to i write a car rental program in jgrasp

How to i write a car rental program in jgrasp

Version control systems - delete and update, The next major set of tasks to...

The next major set of tasks to tackle are delete and update. Version control systems typically version updates to a ?le and only store the differences between the ?les. Two system

Unix help, need a command to : Display user id, first and last names of all...

need a command to : Display user id, first and last names of all the students the class specified by the prefix in alphabetical order by last name from /etc/passwd

Describe informally how to draw a pda diagram, Suppose L is a context-free ...

Suppose L is a context-free language and L' is regular. Show that L∩ L' is a context- free language. Specifically, if you're given a PDA diagram of L and a DFA diagram for L' , des

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