This document provides an overview of the Capability Maturity Model Integration (CMMI) framework. It discusses that CMMI was developed by the US Department of Defense and Carnegie Mellon University to improve product quality and development efficiency. CMMI uses five maturity levels to describe an organization's process improvement, from initial/ad hoc processes to optimized, continuously improving processes. The document outlines the behaviors and characteristics associated with each of the five maturity levels.
Software Lifecycle Models / Software Development Models
Types of Software development models
Waterfall Model
Features of Waterfall Model
Phase of Waterfall Model
Prototype Model
Advantages of Prototype Model
Disadvantages of Prototype model
V Model
Advantages of V-model
Disadvantages of V-model
When to use the V-model
Incremental Model
ITERATIVE AND INCREMENTAL DEVELOPMENT
INCREMENTAL MODEL LIFE CYCLE
When to use the Incremental model
Rapid Application Development RAD Model
phases in the rapid application development (RAD) model
Advantages of the RAD model
Disadvantages of RAD model
When to use RAD model
Agile Model
Advantages of Agile model
Disadvantages of Agile model
When to use Agile model
Introduction: What is software engineering? Software Development Life Cycle, Requirements Analysis, Software Design, Coding, Testing, Maintenance etc.
Software Requirements: Functional and Non-functional requirements, User Requirements, System Requirements, Documentation of the software requirements.
Software Processes:
Process and Project, Component Software Processes.
Software Development Process Models.
Waterfall Model. Prototyping.
Iterative Development.
The RAD Model
Process Improvement: Process and product quality, Process Classification, Process Measurement, Process Analysis and Modeling, Process Change, The CMMI Process Improvement Framework.
Service Oriented Software Engineering: Services as reusable components, Service Engineering, Software Development with Services.
Software Lifecycle Models / Software Development Models
Types of Software development models
Waterfall Model
Features of Waterfall Model
Phase of Waterfall Model
Prototype Model
Advantages of Prototype Model
Disadvantages of Prototype model
V Model
Advantages of V-model
Disadvantages of V-model
When to use the V-model
Incremental Model
ITERATIVE AND INCREMENTAL DEVELOPMENT
INCREMENTAL MODEL LIFE CYCLE
When to use the Incremental model
Rapid Application Development RAD Model
phases in the rapid application development (RAD) model
Advantages of the RAD model
Disadvantages of RAD model
When to use RAD model
Agile Model
Advantages of Agile model
Disadvantages of Agile model
When to use Agile model
Introduction: What is software engineering? Software Development Life Cycle, Requirements Analysis, Software Design, Coding, Testing, Maintenance etc.
Software Requirements: Functional and Non-functional requirements, User Requirements, System Requirements, Documentation of the software requirements.
Software Processes:
Process and Project, Component Software Processes.
Software Development Process Models.
Waterfall Model. Prototyping.
Iterative Development.
The RAD Model
Process Improvement: Process and product quality, Process Classification, Process Measurement, Process Analysis and Modeling, Process Change, The CMMI Process Improvement Framework.
Service Oriented Software Engineering: Services as reusable components, Service Engineering, Software Development with Services.
SDLC
PDLC
Software Development Life Cycle
Program Development Life Cycle
Iterative model
Advantages of Iterative model
Disadvantages of Iterative model
When to use iterative model
Spiral Model
Advantages of Spiral model
Disadvantages of Spiral model
When to use Spiral model
Role of Management in Software Development
SDLC
PDLC
Software Development Life Cycle
Program Development Life Cycle
Iterative model
Advantages of Iterative model
Disadvantages of Iterative model
When to use iterative model
Spiral Model
Advantages of Spiral model
Disadvantages of Spiral model
When to use Spiral model
Role of Management in Software Development
CMMI (Capability Maturity Model Integration) is a proven industry framework to improve product quality and development efficiency for both hardware and software
The basic concept of TQM
Works methods
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3. The king’s Ship - 1628
• No Specification
• No Architecture description
• Changes done on the fly, often
under market/customer pressure
• Testing ignored
• Didn’t know how to tell the clients
• The system last longer than was
ever imagined
• Maintenance costs far exceed
ordinary development
•007 •Slide 3 of 146
4. Underlying principle of Process Improvement
“The quality of a product is
determined by the quality
of the process that is used
to develop and maintain
it.”
•007 •Slide 4 of 146
5. What is CMMI?
•CMMI (Capability Maturity Model Integration) is a
proven industry framework to improve product
quality and development efficiency for both
hardware and software
• Sponsored by US Department of Defense in cooperation
with Carnegie Mellon University and the Software
Engineering Institute (SEI)
• Many other companies involved in CMMI definition such
as Motorola and Ericsson
• CMMI has been established as a model to improve
business results
•CMMI, staged, uses 5 levels to describe the
maturity of the organization.
• Vastly improved version of the CMM
• Emphasis on business needs, integration.
•007 •Slide 5 of 146
6. How can CMMI help?
•CMMI provides a way to focus and manage
hardware and software development from
product beginning through deployment and
maintenance.
•CMMI is a process improvement
model
•Initially a lot of investment required – but, if
properly managed, we will be more efficient
and productive while turning out products
with consistently higher quality.
•007 •Slide 6 of 146
7. CMMI Staged Representation - 5 Maturity Levels
Level 5
Initial
Level 1
Processes are irregular, poorly controlled
Managed
Level 2
Processes are planned, documented, performed,
monitored, and controlled at the project level.
Defined
Level 3
Processes are well characterized and
understood. Processes, standards,
procedures, tools, etc. are defined at the
organizational level. Proactive.
Quantitatively
Managed
Level 4
Processes are controlled using
statistical and other quantitative
techniques.
Optimizing
ProcessM
aturity
Process performance
continually improved through
incremental and innovative
technological improvements.
•007 •Slide 7 of 146
8. Maturity Level 1
Initial
•Maturity Level 1 deals with performed
processes.
•Processes are irregular, poorly
controlled.
•The process performance may not be
stable and may not meet specific
objectives such as quality, cost, and
schedule, but useful work can be done.
•007 •Slide 8 of 146
9. Maturity Level 2
Managed at the Project Level
• Maturity Level 2 deals with managed processes.
• A managed process is a performed process that is
also:
• Planned and executed in accordance with policy
• Employs skilled people
• Adequate resources are available
• Controlled outputs are produced
• Stakeholders are involved
• The process is reviewed and evaluated for
adherence to requirements
• Processes are planned, documented, performed,
monitored, and controlled at the project level.
• The managed process comes closer to achieving the
specific objectives such as quality, cost, and schedule.
•007 •Slide 9 of 146
10. Maturity Level 3
Defined at the Organization Level
•Maturity Level 3 deals with defined
processes.
•A defined process is a managed process
that:
•Well defined, understood, deployed and
executed across the entire organization.
•Processes, standards, procedures, tools, etc.
are defined at the organizational level.
•007 •Slide 10 of 146
11. Behaviors at the Five Levels
Initial
Managed
Defined
Quantitatively
Managed
Optimizing
Process is unpredictable,
poorly controlled, and
reactive
Process is characterized
for projects and is often
reactive
Process is characterized
for the organization and
is proactive
Process is measured
and controlled
Focus is on continuous
quantitative improvement
Maturity Level Process Characteristics Behaviors
Focus on "fire prevention";
improvement anticipated and
desired, and impacts assessed.
Greater sense of teamwork and inter-
dependencies
Reliance on defined process.
People understand, support and
follow the process.
Over reliance on experience of good
people – when they go, the process
goes. “Heroics.”
Focus on "fire fighting";
effectiveness low – frustration high.
•007 •Slide 11 of 146
12. History of the CMMI
1987 1991 1995 1997 2000 2002
First CMM
Published
Model Refined
and Published as
SW-CMM v1.0
SW-CMM v1.1
Published
1993
Software Acquisition (SA-CMM),
Systems Engineering (SE-CMM),
Integrated Product Development (IPD-CMM),
Organizational Workforce Capability Development (People CMM)
Developed
CMMI Initiative
Launched
CMMI-SE/SW
Version 1.0
Published
CMMI-SE/SW/IPPD/A
Version 1.1
Published
•007 •Slide 12 of 146