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UML Activity Diagram

UML Activity Diagram is a type of UML diagrams, which illustrates the business and operational step-by-step workflows of components within a system and shows the overall flow of control. UML Activity Diagram is constructed from a limited number of shapes, connected each other with arrows. The most important shape types are rounded rectangles, diamonds, bars, black circle, encircled black circle. The arrows represent the order in which activities happen and run from the start towards the end. ConceptDraw PRO software enhanced with Rapid UML solution is ideal for software designers and software developers who need to draw the UML Activity Diagrams and other types of UML diagrams. It is convenient to use the appropriate stencils of UML notation from the UML Activity library included to the Rapid UML solution of ConceptDraw Solution Park and containing a lot of specific vector UML objects. Use them to design your own UML Activity Diagrams, make them colorful and attractive with style tools of ConceptDraw PRO software.
"An automated teller machine or automatic teller machine" (ATM) (American, Australian, Singaporean, Indian, and Hiberno-English), also known as an automated banking machine (ABM) (Canadian English), cash machine, cashpoint, cashline or hole in the wall (British, South African, and Sri Lankan English), is an electronic telecommunications device that enables the clients of a financial institution to perform financial transactions without the need for a cashier, human clerk or bank teller.
On most modern ATMs, the customer is identified by inserting a plastic ATM card with a magnetic stripe or a plastic smart card with a chip that contains a unique card number and some security information such as an expiration date or CVVC (CVV). Authentication is provided by the customer entering a personal identification number (PIN). The newest ATM at Royal Bank of Scotland allows customers to withdraw cash up to £100 without a card by inputting a six-digit code requested through their smartphones.
Using an ATM, customers can access their bank accounts in order to make cash withdrawals, get debit card cash advances, and check their account balances as well as purchase pre-paid mobile phone credit. If the currency being withdrawn from the ATM is different from that which the bank account is denominated in (e.g.: Withdrawing Japanese yen from a bank account containing US dollars), the money will be converted at an official wholesale exchange rate. Thus, ATMs often provide one of the best possible official exchange rates for foreign travellers, and are also widely used for this purpose." [Automated teller machine. Wikipedia]
The UML activity diagram example "Cash withdrawal from ATM" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, initial, final, decision, merge, action,

UML Activity Diagram. Design Elements

UML Activity Diagram illustrate the business and operational step-by-step workflow of components in a system and shows the overall flow of control.

Diagramming Software for Design UML Activity Diagrams

Activity diagram describes the business and operational step-by-step workflows of components in a system. An activity diagram shows the overall flow of control.
The vector stencils library "UML activity diagrams" contains 37 symbols for the ConceptDraw PRO diagramming and vector drawing software.
"Activity diagrams are constructed from a limited number of shapes, connected with arrows. The most important shape types:
(1) rounded rectangles represent actions;
(2) diamonds represent decisions;
(3) bars represent the start (split) or end (join) of concurrent activities;
(4) a black circle represents the start (initial state) of the workflow;
(5) an encircled black circle represents the end (final state).
Arrows run from the start towards the end and represent the order in which activities happen.
Hence they can be regarded as a form of flowchart. Typical flowchart techniques lack constructs for expressing concurrency. However, the join and split symbols in activity diagrams only resolve this for simple cases; the meaning of the model is not clear when they are arbitrarily combined with decisions or loops." [Activity diagram. Wikipedia]
The example "Design elements - UML activity diagrams" is included in the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram symbols
UML activity diagram symbols, time event, swimlanes, swimlane, subactivity state, send signal, receive signal, object, note, initial, frame, flow final, final, decision, merge, data store, condition, central buffer, call behavior, action,
"A swim lane (or swimlane) is a visual element used in process flow diagrams, or flowcharts, that visually distinguishes responsibilities for sub-processes of a business process. Swim lanes may be arranged either horizontally or vertically. In the accompanying example, the swimlanes are named Customer, Sales, Contracts, Legal, and Fulfillment, and are arranged vertically. ...
When used to diagram a business process that involves more than one department, swimlanes often serve to clarify not only the steps and who is responsible for each one, but also how delays, mistakes or cheating are most likely to occur.
Many process modeling methodologies utilize the concept of swimlanes, as a mechanism to organize activities into separate visual categories in order to illustrate different functional capabilities or responsibilities (organisational roles). Swimlanes are used in Business Process Modeling Notation (BPMN) and Unified Modeling Language activity diagram modeling methodologies." [Swim lane. Wikipedia]
The template "UML activity diagram (swimlanes)" for the ConceptDraw PRO diagramming and vector drawing software is included in the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
www.conceptdraw.com/ solution-park/ software-uml
UML activity diagram (swimlanes)
UML activity diagram (swimlanes),  UML activity diagram symbols, swimlanes, note, merge, initial, final, decision, action
"Alarm triggers.
The individual triggers for a car alarm vary widely, depending on the make and model of the vehicle, and the brand and model of the alarm itself (for aftermarket alarms). Since aftermarket alarms are designed to be universal (i.e., compatible with all 12 volt negative ground electrical systems as opposed to one carmaker's vehicles), these commonly have trigger inputs that the installer/ vehicle owner chooses not to connect, which additionally determines what will set the alarm off." [Car alarm. Wikipedia]
The UML activity diagram example " Alarm trigger processing" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, send signal, receive signal, note, action,
"Activity diagrams are graphical representations of workflows of stepwise activities and actions with support for choice, iteration and concurrency. In the Unified Modeling Language, activity diagrams are intended to model both computational and organisational processes (i.e. workflows). Activity diagrams show the overall flow of control." [Activity diagram. Wikipedia]
The UML activity diagram example "Catalogue creation process" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, swimlane, initial, frame, final, decision, merge, action,
"A registered user is one who uses a program or a website and provides his/ her credentials, effectively proving his/ her identity. ...
Generally speaking, any person can become a registered user by providing some credentials, usually in the form of a username (or email) and password. After that, one can access information and privileges unavailable to non-registered users, usually referred to simply as guests. The action of providing the proper credentials for a website is called logging in, or signing in." [Registered user. Wikipedia]
The UML activity diagram example "User registration" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, initial, final, decision, merge, action,
"Web container (also known as a Servlet container) is the component of a web server that interacts with Java servlets. A web container is responsible for managing the lifecycle of servlets, mapping a URL to a particular servlet and ensuring that the URL requester has the correct access rights. A web container implements the web component contract of the Java EE architecture, specifying a runtime environment for web components that includes security, concurrency, lifecycle management, transaction, deployment, and other services. A web container provides the same services as a JSP container as well as a federated view of the Java EE platform APIs." [Web container. Wikipedia]
The UML activity diagram example "Servlet container" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, initial, final, decision, merge, action,
"A payment is the transfer of an item of value from one party (such as a person or company) to another in exchange for the provision of goods, services or both, or to fulfill a legal obligation. ...
Payment methods.
There are two types of payment methods; exchanging and provisioning. Exchanging is to change coin, money and banknote in terms of the price. Provisioning is to transfer money from one account to another. In this method, a third party must be involved. Credit card, debit card, Cheques, money transfers, and recurring cash or ACH (Automated Clearing House) disbursements are all electronic payments methods. Electronic payments technologies are magnetic stripe card, smartcard, contactless card and mobile handset. Mobile handset based payments are called mobile payments." [Payment. Wikipedia]
The UML activity diagram example "Payment process" was created using the ConceptDraw PRO diagramming and vector drawing software extended with the Rapid UML solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram
UML activity diagram, swimlane, initial, frame, final, action,
This example of automated payroll management system UML activity diagram was created on the base of figure on the webpage "Automated payroll management system" from ethelmandane.wikispaces.com.
"In the Philippines and in other foreign countries the government has a trend to embrace automation for process efficiency. One of the processes that are being automated is the payroll process. Payroll is the total amount required to pay workers and employees during a week, month or other period.
One of the government offices that desires to automate their payroll system is the NSO Camarines Sur which is located 2nd Floor MMCN Building, Panganiban Avenue, Naga City. The National Statistics Office (NSO) envisions to be recognized as a world-class provider of statistical and civil registration products and services and lives with its mission to produces and provides quality statistical and civil registration products and services. ...
The project seeks to create an Information System Plan for an Automated Payroll Management System. ...
The creation of the Information System Plan will benefit the accounting section of the organization. Specifically it is significant to:
1. Administrative Assistants. It will help to lessen time and effort in preparing and computing the salary of the employee.
2. NSO. It will help the organization to be more productive and efficient."
[ethelmandane.wikispaces.com/ ]
This file is licensed under a Creative Commons Attribution Share-Alike 3.0 License. [creativecommons.org/ licenses/ by-sa/ 3.0/ ]
This UML activity diagram example modeling the automated payroll management system using automated teller machine (ATM) was created using the ConceptDraw PRO diagramming and vector drawing software extended with the ATM UML Diagrams solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram of automated payroll management system using ATM
UML activity diagram of automated payroll management system using ATM, vertical swimlanes, activity partition, activity group, initial node, activity final node, activity edge, object flow edge, action,
The vector stencils library "Bank UML activity diagram" contains 32 shapes of UML activity diagram.
Use it for object-oriented modeling of your bank information system.
"Activity diagrams are constructed from a limited number of shapes, connected with arrows. The most important shape types:
* rounded rectangles represent actions;
* diamonds represent decisions;
* bars represent the start (split) or end (join) of concurrent activities;
* a black circle represents the start (initial state) of the workflow;
* an encircled black circle represents the end (final state).
Arrows run from the start towards the end and represent the order in which activities happen.
Activity diagrams may be regarded as a form of flowchart. Typical flowchart techniques lack constructs for expressing concurrency. However, the join and split symbols in activity diagrams only resolve this for simple cases; the meaning of the model is not clear when they are arbitrarily combined with decisions or loops.
While in UML 1.x, activity diagrams were a specialized form of state diagrams, in UML 2.x, the activity diagrams were reformalized to be based on Petri net-like semantics, increasing the scope of situations that can be modeled using activity diagrams. These changes cause many UML 1.x activity diagrams to be interpreted differently in UML 2.x." [Activity diagram. Wikipedia]
This example of UML activity diagram symbols for the ConceptDraw PRO diagramming and vector drawing software is included in the ATM UML Diagrams solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram symbols
UML activity diagram symbols, vertical swimlanes, hierarchical partitioning, vertical swimlanes, activity partition, activity group, send signal action, output pin, object node, object node, note, interrupting edge, activity edge, input pin, object node, initial node, horizontal swimlanes, hierarchical partitioning, horizontal swimlanes, activity partition, activity group, frame, activity, fork node, join node, flow final node, decision node, merge node, data store node, central buffer node, connector, comment note, central buffer node, object node, call behavior action, activity partition, swimlane, activity parameter node, activity final node, activity edge, object flow edge, activity, action, accept time event action, accept event action,
This purchase order processing UML activity diagram was created on the base of activity diagram from the software architecture documentation wiki of the Software Engineering Institute (SEI) of Carnegie Mellon University (CMU).
[wiki.sei.cmu.edu/ sad/ index.php/ Image:PurchaseOrderActivityDiagram.png]
"A purchase order (PO) is a commercial document and first official offer issued by a buyer to a seller, indicating types, quantities, and agreed prices for products or services. Acceptance of a purchase order by a seller forms a contract between the buyer and seller, so no contract exists until the purchase order is accepted. It is used to control the purchasing of products and services from external suppliers.
Creating a purchase order is typically the first step of the purchase to pay process in an ERP system." [Purchase order. Wikipedia]
This purchase order processing UML activity diagram example was created using the ConceptDraw PRO diagramming and vector drawing software extended with the ATM UML Diagrams solution from the Software Development area of ConceptDraw Solution Park.
UML activity diagram of purchase order processing
UML activity diagram of purchase order processing , send signal action, initial node, horizontal swimlanes, activity partition, activity group, fork node, join node, decision node, merge node, activity final node, activity edge, object flow edge, action, accept event action,
This example was drawn on the base of SysML activity diagram on the page 8 of "SysML Modelling Language explained" document from the Official OMG SysML site.
"The activity diagram represents steps of a process, often making use of “input and output pins” that respectively correspond to the element type required as the input of an activity or action, and the element generated as an output.
If an action or activity corresponds to a block operation, it is possible to ensure that the types of the input and output of this activity are consistent with the block operation signature.
All the activity diagrams definitions used in UML also apply to SysML.
SysML has added a couple of extensions:
- With UML, control can only enable actions to start. SysML extends control to support disabling of actions that are already executing.
- Definition of the flow rate : continuous or discrete
- Definition of the rate and probability on the control or object flows"
[omgsysml.org/ SysML_ Modelling_ Language_ explained-finance.pdf]
The example "SysML activity diagram" was drawn using the ConceptDraw PRO diagramming and vector drawing software extended with the SysML solution from the Software Development area of ConceptDraw Solution Park.
Example of SysML activity diagram
Example of SysML activity diagram, standard port, rate, enumeration, comment, activity, frame, action,