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SOFTWARE ENGINEERING. By Prakash Kalingrao Aithal. Software. What is Software? Software is the product that software professional build and support over long term. Software is combination of set of instructions and accompanying documents. Few software and their Sizes. Gcc Redhat linux

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Software engineering

SOFTWARE ENGINEERING

By

PrakashKalingraoAithal


Software
Software

  • What is Software?

  • Software is the product that software professional build and support over long term. Software is combination of set of instructions and accompanying documents.


Few software and their sizes
Few software and their Sizes

  • Gcc

  • Redhatlinux

  • windowsXP

  • 980 KLOC

  • 30000KLOC

  • 40000KLOC


Types of software
Types of Software

  • System Software (Compilers, Editors, Operating System, File Management Utilities, Device drivers, network and telecom software)

  • Application Software (Data Processing software, Banking software)

  • Scientific software (Astronomy to volcanology, CAD, system simulation)


Types of software continued
Types of Software(continued)

  • Embedded software (Oven, Washing Machine, Elevator)

  • Product Line S/W (Entertainment, CG, Multimedia)

  • Web Applications (B2B, B2C)

  • Artificial Intelligence (Robotics, Expert Systems, Pattern Recognition, ANN, Theorem Proving and Game Playing)


!!!!!

  • It is common for a young software engineers to work on a software that is older than she is!!!

  • Adding people to a late software project makes it later!!!


Software crisis
Software Crisis

  • Ariane 5

  • Therac 25

  • Y2K

  • Apollo

  • Other many Satellites

  • US Defense Projects


Define software engineering
Define Software Engineering.

  • Software Engineering is Systematic, Disciplined, Quantifiable approach for Development, Operation and Maintenance of Software.




Technology development pattern
Technology Development Pattern

Engineering

Esoteric Past

Experience

Technology

Craft

Systematic Use of Past

Experience and Scientific Basis

Unorganized Use of

Past Experience

Art

Time


Human cognition mechanism
Human Cognition Mechanism

Short Term Memory

Processing Center

Long Term Memory

Brain


Chunking
Chunking

  • 0001100110010010


References
References

  • Fundamentals of Software Engineering 2nd Edition by Rajib Mall

  • Software Engineering a practitioners Approach by Pressman R. S.

  • Software Engineering Theory and Practice by Pfleeger S. L. and Joanne M. Atlee

  • An Integrated Approach to Software Engineering by PankajJalote


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