Vokabel at Frankfurt University Of Applied Sciences | Flashcards & Summaries

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Semi-quantitative Approach to Requirements Prioritization

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Carl Wiegers Matrix

There are eight steps in the semi-quantitative analytical approach to requirements prioritization. They are:

1.List all items for prioritization

2.Estimate the relative benefit 

3.Estimate the relative penalty 

4.Calculate total value

5.Estimate cost of implementation

6.Estimate relative degree of risk 

7.Calculate priority

8.Sort by calculated priority

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Characteristics of a Business Process 
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-triggered by Business Events
-produce an End product
-consume resources such as Money, people and computers 
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Peer Reviews - Increase / Decrase 

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PEER REVIEWS 

HELP INCREASE 


CONTENT ACCURACY

COMLIANCE WITH STANDARDS AND FORMATS

QUALITY OF WORK PRODUCTS

CLIENT SATISFACTION

 

Knowledge transfer and continuous improvement among team members


PEER REVIEWS

HELP DECREASE

 

PROBLEMS OR ERRORS IN DELIVERABLES, EARLY IN PROCESS

NUMBER OF CHANGE REQUESTS

ADDITIONAL TIME RESULTING FROM REWORKS

ADDITIONAL COSTS RESULTING FROM REWORKS

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Requirements gathering techniques and Tools

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•FOCUS GROUPS

•JOINT APPLICATION DESIGN Sessions

•INTERVIEWS

•SCENARIO BUILDING or VISUALIZATION


Tools: 

Process Flows

Use Case 

Diagramming

Prototyping 

Reverse Engineering 

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Important of requirements managment 
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-Lowering projects cost
Errors cost 10 time More to repair

-reducing numbers of requirements errors
-maintaining project scope
-meeting project scope
-satisfaying customer needs
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Managing requirements objectives
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Scope
Change control
Traceability matrix
Metrics
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Plan and analyze phases
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-big picture of project lifecylce
-Understand deliverables created by Other User 
-requirements should be consisdent with other deliverables
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Ongoing process requirement management 
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-Validate requirements 
-Baseline requirements
-Control changes 
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Principles and concepts of process modeling
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Principles: important components 

concepts of process modeling:
Abstraction- entferne unnötige Details 
Grouping/Generalization-
Sub-typing/ Specialization- wichtige unterscheide führen zu unterschiedlichen Entitäten 
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Why prioritize Requirements?

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Very critical because,
-To adress the importance of the requirements 
-increases stakeholders communication
-Provides a basis for requirements negotiation 
-enables managment and it to schedule the development and release of systems 
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Challenges in Prioritization

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•Large number of requirements

•Limited resources

•Quality requirements

•Goals versus requirements

•Changing priorities

•Incompatible priorities

•Incompatible requirements

•Lack of trust

•Non-requirements

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Methods of traceability 
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Requirements traceability matrix
Use case models 
Tools

ibm rational requisite pro
Ibm rational requirements composer
Hp application lifecycle managment 
Jira
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Q:

Semi-quantitative Approach to Requirements Prioritization

A:

Carl Wiegers Matrix

There are eight steps in the semi-quantitative analytical approach to requirements prioritization. They are:

1.List all items for prioritization

2.Estimate the relative benefit 

3.Estimate the relative penalty 

4.Calculate total value

5.Estimate cost of implementation

6.Estimate relative degree of risk 

7.Calculate priority

8.Sort by calculated priority

Q:
Characteristics of a Business Process 
A:
-triggered by Business Events
-produce an End product
-consume resources such as Money, people and computers 
Q:

Peer Reviews - Increase / Decrase 

A:

PEER REVIEWS 

HELP INCREASE 


CONTENT ACCURACY

COMLIANCE WITH STANDARDS AND FORMATS

QUALITY OF WORK PRODUCTS

CLIENT SATISFACTION

 

Knowledge transfer and continuous improvement among team members


PEER REVIEWS

HELP DECREASE

 

PROBLEMS OR ERRORS IN DELIVERABLES, EARLY IN PROCESS

NUMBER OF CHANGE REQUESTS

ADDITIONAL TIME RESULTING FROM REWORKS

ADDITIONAL COSTS RESULTING FROM REWORKS

Q:

Requirements gathering techniques and Tools

A:

•FOCUS GROUPS

•JOINT APPLICATION DESIGN Sessions

•INTERVIEWS

•SCENARIO BUILDING or VISUALIZATION


Tools: 

Process Flows

Use Case 

Diagramming

Prototyping 

Reverse Engineering 

Q:
Important of requirements managment 
A:
-Lowering projects cost
Errors cost 10 time More to repair

-reducing numbers of requirements errors
-maintaining project scope
-meeting project scope
-satisfaying customer needs
Mehr Karteikarten anzeigen
Q:
Managing requirements objectives
A:
Scope
Change control
Traceability matrix
Metrics
Q:
Plan and analyze phases
A:
-big picture of project lifecylce
-Understand deliverables created by Other User 
-requirements should be consisdent with other deliverables
Q:
Ongoing process requirement management 
A:
-Validate requirements 
-Baseline requirements
-Control changes 
Q:
Principles and concepts of process modeling
A:
Principles: important components 

concepts of process modeling:
Abstraction- entferne unnötige Details 
Grouping/Generalization-
Sub-typing/ Specialization- wichtige unterscheide führen zu unterschiedlichen Entitäten 
Q:
Why prioritize Requirements?

A:
Very critical because,
-To adress the importance of the requirements 
-increases stakeholders communication
-Provides a basis for requirements negotiation 
-enables managment and it to schedule the development and release of systems 
Q:

Challenges in Prioritization

A:

•Large number of requirements

•Limited resources

•Quality requirements

•Goals versus requirements

•Changing priorities

•Incompatible priorities

•Incompatible requirements

•Lack of trust

•Non-requirements

Q:
Methods of traceability 
A:
Requirements traceability matrix
Use case models 
Tools

ibm rational requisite pro
Ibm rational requirements composer
Hp application lifecycle managment 
Jira
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