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Module 1: Introduction & SDLC

20232m

What is software engineering?

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What is Software Engineering?

Definition (IEEE): Application of systematic, disciplined, quantifiable approach to development, operation and maintenance of software.

Definition (Fritz Bauer, 1969): Establishment and use of sound engineering principles to obtain economically software that is reliable and works efficiently on real machines.

Nature: Layered Technology:

  • Quality Focus (bedrock)
  • Process (framework: SDLC, Umbrella activities)
  • Methods (technical how-to: analysis, design, testing)
  • Tools (CASE automation)

Goal: Deliver high-quality software on time, within budget, meeting user needs (resolve Software Crisis of 1960s).

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