presentation quality management
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Quality ManagementDaniel Vermaasen, Max Zuchowski
03
/31
/10
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Quality design
Quality control
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality Management
Introduction
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Quality design
Quality control
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality Management
Introduction
maintainability
securityefficiency
prototype
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Quality design
Quality control
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality Management
Introduction
• Build a Quality Culture• Manage Quality Documents• Seperate Quality Assurance
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Quality design
Quality control
Software measuring/ metrics
Quality assurance/-standards
Quality Management
Process-/Product quality Process-/Product quality
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Quality design
Quality control
Software measuring/ metrics
Quality assurance/-standards
Quality Management
Process-/Product quality Concrete
Standardize
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Quality design
Quality control
Software measuring/ metrics
Process-/Product quality
Quality assurance/-standards
Quality Management
Quality assurance/
Standards
Document standards
Programming language standards
Modeling standards
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Quality design
Quality control
Software measuring/ metrics
Process-/Product quality
Quality assurance/-standards
Quality Management
What Is It Good For?
Prevent often happen mistakes
Measurable
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Quality design
Quality control
Software measuring/ metrics
Process-/Product quality
Quality assurance/-standards
Quality Management
How?
Incorporate with developers Check and revise regularly Provide tools
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Quality control
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality design
Quality Management
Quality designPlan!
1. Product description and quality expectations due to it
2. Product plans which include its responsible people and
all services around the product
3. Process descriptions
4. Quality goals and plans inclusive reasons for all quality
attributes
5. Risks and risk management
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Quality control
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality design
Quality Management
Consider
Comprehensibility
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Quality design
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality control
Quality Management
Why do we need quality
control?
• to ensure that the quality is what the customer expects
• to lower maintainability costs
• to lower extensibility costs
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Quality design
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality control
Quality Management
How can we control the
quality?
• set project standards at the beginning
• quality reviews
• automatic software evaluation
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Quality design
Software measuring/ metrics
Quality assurance/-standards
Process-/Product quality
Quality control
Quality Management
What is quality review?• technical analysis of product components and documentation
• quality review team of 5 people
• inspecting a part or the hole system and the documentation
• target: find differences between project standards and the system
• invite the authors of documents that are going to be reviewed
• record the results and hand it to the author/project leader
• all kind of documents can be reviewed
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Quality design
Quality control
Quality assurance/-standards
Process-/Product quality
Software measuring/ metrics
Quality Management
What is an automatic
software evaluation?• automated tests of your system
• derive a numeric value to the property of a software product
• allows you to compare your software to standards or to previous revisions
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Quality design
Quality control
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Process-/Product quality
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Quality Management
Why to use automatic
software evaluation?• to formulate common predictions:
the summary of the results can give an overview over the system attributes (system failures)
• to find abnormal components:
results that differ heavy from the expected value may be very complex or include errors
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Quality design
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Sometimes it is impossible to measure the quality of the software therefore abstractions need to be done:
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Quality design
Quality control
Quality assurance/-standards
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Quality Management
Measurement process
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Quality design
Quality control
Quality assurance/-standards
Process-/Product quality
Software measuring/ metrics
Quality Management
Product metrics• sub form of software metrics
• contains the properties of the software itself
• two groups:
• dynamic metrics
• static metrics
• relevant metrics are related to the project
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Quality design
Quality control
Quality assurance/-standards
Process-/Product quality
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Measurements analysis• problem of taking the right conclusions
• collected data can be interpreted in several directions
• when taking your conclusions, take every possible circumstance into account
• there are no universal software metrics, you must find the fitting ones yourself
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thank you!