Lab%204%20-%20Activity%20Diagrams

Lab%204%20-%20Activity%20Diagrams - LAB 4 ACTIVITY DIAGRAMS...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
ACTIVITY DIAGRAMS LAB 4
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 . ACTIVITY DIAGRAMS Used to model workflow, business process, and  procedural logic. One of their uses is to graphically model a use case  narrative.
Background image of page 2
3 . Name Shape Use Initial node Represents the start of the process. Normally placed in the top and/or left of activity diagram. Action Represents individual steps in sequence. Actions should be named with a verb followed by the object of the verb's action. Flow Represents the sequence of actions. Most flows do not need words to identify them. Decision Represents a decision point. Has one incoming flow and two or more outgoing flows. The outgoing flows should use words in brackets [] to identify the conditions under which that flow is taken. ACTIVITY DIAGRAM SYMBOLS
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 . Name Shape Use Merge Represents the combining of two or more flows previously separated. Has multiple incoming flows and one outgoing flow. Does not need words to identify the flows. Fork Has one incoming flow and multiple outgoing flows. The outgoing flows represent actions that can occur in any order or concurrently. Join
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/30/2012 for the course CNIT 180 taught by Professor Victorbarlow during the Spring '12 term at Purdue University-West Lafayette.

Page1 / 9

Lab%204%20-%20Activity%20Diagrams - LAB 4 ACTIVITY DIAGRAMS...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online