ATM CASE STUDY OOAD

Draw activity diagrams for any given More information. Case-study method in the master program Software engineering methodology Pesockaya E. The brand marks on your card indicate where the card. This document provides a short overview of LoadRunner s features, and includes the following sections: It is also able to eject the card when an eject signal is received from the system. Cards may be used to access many accounts and an account may be accessed using different cards.

Basic Banking When choosing a bank, you should look for a bank that offers the type of accounts and services you are looking for. Sommerville Slide 1 Interactive system definition Interactive systems can be defined as. Software should encapsulate the functionality of the hardware devices within software components, but it need not concern itself with how these devices perform their duties. If a has-a relationship does not satisfy one or more of these criteria, the UML specifies that hollow diamonds be attached to the ends of association lines to indicate aggregation a weaker form of composition. It is also able to eject the card when an eject signal is received from the system. We introduce UML class diagrams to model these classes.

Several software life-cycle models exist Waterfall models perform each stage once in succession Iterative models may repeat one or more stages several times throughout a product s life cycle The ooar stage focuses on defining the problem to be solved.

Next the list the words or phrases from the requirements document that describe each class. Issues to be taken into account for interactive systems Interactive system specification From Requirements Engineering Processes and Techniques by G.

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Model the structural More information. Draw activity diagrams for any given More information. The manual method of keeping and More information.

An Example of Object-Oriented Design: An ATM Simulation

Prototype Withdraw from Current: Saving Money Pay day Cost 7. We present our own simplified design process. If the withdrawal amount chosen is less than or equal to the user s account balance i. Arif Siddique and 2 Dr.

Tax ahm extracts tax payments from company database which is the actor in this company system?

atm case study ooad

A Business Activity Diagram: What is the ReliaCard? The need for additional classes, attributes and behaviors may become clear as the design process proceeds. It also should contain an option to allow the user to exit the system option 4.

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ATM Case Study Part 1

When designing any system, one must solve the problem right, but of equal importance, one must solve the right problem. ATM users view their account balance withdraw cash deposit funds. These vendors need More information. Additional classes may become apparent to us as we proceed through the design process. Software should encapsulate the functionality of the hardware devices within software components, but it need not concern itself with how these devices perform their duties.

A card bearing the VISA logo can be.

Conceptual Modeling Conceptual Studg Abstract visual representation of the problem domain Serves to enhance understanding of complex problem domains. To make this website work, we log user data and share it with processors. Instead, we model the three types of transactions i.

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atm case study ooad

We, us and our refer to. The user then chooses either to perform a transaction by entering 1, 2 or 3 or to exit the system by entering 4. A hands on introduction for developers http: Requirements Document for the Banking System. How to allocate these tasks to different classes?

If the user enters an invalid account number or an incorrect PIN, the screen displays an appropriate message, then the ATM returns to Step 1 to restart the authentication process. Classes 1 Finding classes Choosing classes is first step in defining essence of problem If you can recognize an abstraction, you ve found a candidate class If you can formulate a statement of purpose for.

atm case study ooad

ahm A Basic Example Control panel Sensors commands and data sensor status Home Security software display information telephone tones alarm type Panel display. The solid line that connects the two classes represents an association between classes.