Creating a use case diagram is only the basic and simplest step to complete case modeling. The core of case modeling is to write case documents, also known as case conventions or case descriptions. As the name suggests, the use
Case-driven demand process practices--------------------------------------------------------------------------------From: Computer World Network Author: Xu Feng [2004/01/05]I. Conflict of requirementsAccording to Chao's authoritative statistics, although the software engineering method has been greatly developed and improved since the "Software Crisis" was proposed, the software project success rate last year was still less than 30%, the vast majority
Tags: table header economics name Check NTC US meta case when functionCase has two formats. Simple case function and case search function.--Simple Case function Case Sex When ' 1 ' Then ' men ' When ' 2 ' then ' women ' Else ' other ' END --
use case diagram.
composition: System boundaries. Participants. Case. Relationship.
Participant: Actor is not a person, but a role to play when participating in a use case.
If the action of one role is done by another role agent, establish a dependency between the role and the other role.
How to identify the participants. who is providing information to the sys
first, the concept
use case diagram (Diagram): Primarily used to describe the behavior of systems and the relationships between functions, is a graph that describes the relationship between participants (Actor) and use cases, and use cases and use cases.
Use case diagram = actor + use case + Relationship II, use use case
This paper introduces Cordys case management and its characteristics.
Case management is a collaborative process that can define and evaluate cases, define activities, assign and perform work, and monitor execution. A case is an artificial process, a requirement or an interactive service; The human process is the definition, organization, and managemen
Document directory
The UML use case diagram contains three relationships: (include), (extend), and (generalization ).
Overview
The Use Case attempts to summarize the relationship between roles and systems in the use case, and describes the functional requirements of the system, the interaction between roles and systems, and the system response.
Official defi
Tags: according to the MIT Col AMM http selected represents the first bar chartCase has two formats. Simple case function and case search function. --Simple case function case
sex when
' 1 ' then ' Male ' when
' 2 ' Then ' Women '
Else ' other ' end
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Switch-case retrun break, switch-caseretrun
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If statements process two branches, the if-else-if structure must be used when processing multiple branches. However, if there are many branches, the more nested if statement layers, the program is not only huge but also difficult to understand. therefore, the C language provides a condition selection statement specifically used to process multi-branch structures, called a switch statement or a switch sta
Label:Case has two formats. Simple case function and case search function.--Simple case function when ' 1 ' then ' Male ' when ' 2 ' then ' women ' else ' other ' end--case search function case when sex = ' 1 ' Then ' man ' when Sex = ' 2 ' Then ' wom
Use case diagram is a diagram composed of the main character, use case, and the relationship between them. This figure shows the relationships in the use case model.
The use case diagram can be organized into the use case package, which is owned by the use
Case has two formats. Simple Case functions and Case search functions.-- Simple Case FunctionCASE sexWHEN '1' THEN 'male'WHEN '2' THEN 'female'ELSE 'others' END-- Case search functionCase when sex = '1' THEN 'male'WHEN sex = '2' THEN 'female'ELSE 'others' ENDThese two
IntroductionAs developers creating data-driven Web applications, we 've all written more than our fair share of SQL statements. if I had a nickel for every SELECT statement or UPDATE statement I 've written in my six years as a Web developer, I 'd be a rich man. despite the familiarity with SQL that extends Web developers have, one of the lesser known SQL tools is the CASE statement. the CASE statement is a
Uml-unified Model Language Unified Modeling Language, also known as standard modeling language. is a language used to visualize modeling software-intensive systems.There are three main models in UML system development:Functional Model: Display the function of the system from the user's point of view, including use case diagram.Object model: Using the concepts of object, attribute, operation and correlation to show the structure and foundation of the s
Commonalities: the common information is extracted from the existing use cases. As a separate use case, different methods are used to reuse this public use case, to reduce the workload of model maintenance.1. Include)
Inclusion relationship: Use inclusion cases to encapsulate a group of similar actions (behavior fragments) that span multiple use cases, so that multiple base use cases can be reused. Use
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【Abstract】 this article introduces the general elements of a test case and how to design a test case template based on the characteristics of the project to improve the design efficiency of the test case and automate the calculation of the test case execution result repo
Turn from: http://blog.csdn.net/icu/archive/2006/03/07/617638.aspx preface
Now that RUP is at its zenith, demand analysis is the first step and can be seen as a prerequisite for advanced system analysts, so if you use object-oriented analysis techniques to describe the requirements.
In a demand analysis process, there are project descriptions, risk analysis, use case diagrams, and descriptions, which are part of the project recommendations.
One of the
Label:SELECTCount (case if Shenfenid like "11%" then "Beijing" end) Beijing,Count (case if Shenfenid like "12%" then "Tianjin" end) Tianjin,Count (case if Shenfenid like "13%" then "Hebei" end) Hebei,Count (case if Shenfenid like "14%" then "Beijing" end) Shanxi,Count (case
Original: UML Use case diagram summaryReprint Please specify source: http://blog.csdn.net/tianhai110Use case diagrams are primarily used to describe the relationships between users, requirements, and system functional units. It shows a model diagram of a system function that an external user can observe."Purpose": helps the development team to understand the functional requirements of the system in a visual
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