Intro - Jan 17, 2012 Introduction to SWE 1 Introduction to...

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Unformatted text preview: Jan 17, 2012 Introduction to SWE 1 Introduction to Software Engineering Softwares Importance of SWE Basic SWE Concepts Jan 17, 2012 Introduction to SWE 2 What is a Software? Software is a computer program with its documentation such as requirements, design models and user manuals. Software products may be Generic- developed to be sold to a range of different customers e.g. general PC software such as Excel or Word. Bespoke (custom, tailored) - developed for a single customer according to their specification. Jan 17, 2012 Introduction to SWE 3 Attributes of Good Software A good software should deliver the required functionality and performance to the user be maintainable: can be evolved to meet changing needs; be dependable: reliable and trustworthy be efficient : should not waste the system resources be acceptable by end-user, i.e., usable, understandable and compatible with other systems. Jan 17, 2012 Introduction to SWE 4 Software Crisis The notion of software engineering was first proposed in 1968 at a conference to discuss what was then called software crisis : Informal (ad-hoc) software development Major projects were sometimes years late and over budget, Softwares were unreliable, difficult to maintain and performed poorly. Jan 17, 2012 Introduction to SWE 5 Some Facts Failed software projects in USA costs $81 bn...
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Intro - Jan 17, 2012 Introduction to SWE 1 Introduction to...

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