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Software_Eng4

Chapter17(RapidSoftwareDevelopment)

QuestionAnswer
Name the two main advantages to adopting an incremental approach to software development? (1)Accelerated delivery of customer services & (2)User engagement with the system.
The four major difficulties with iterative development and incremental delivery are...? (1)Management problems, (2)Contractual problems, (3)Validation problems, & (4)Maintenance problems.
Incremental development and prototyping have different objectives... (1)The objective of incremental development is to deliver a working system to end-users & (2)the objective of throw-away prototyping is to validate or derive the system requirements.
The six principles of agile methods are... (1)Customer involvement, (2)Incremental delivery, (3)People not process, (4)Embrace change, & (5)Maintain simplicity.
Why, in practice, are the principles underlying agile methods sometimes difficult to realize? Individual team members may not have suitable personalities for the intense involvement that is typical of agile methods; maintaining simplicity requires extra work; prioritizing changes can be extremely difficult, especially in systems where there are...
______ is perhaps the best known and most widely used of the agile methods. Extreme programming (XP)
The extreme programming release cycle includes... Select user stories for this release; break down stories to tasks; plan release; develop/integrate/test software; release software; and evaluate system.
Some extreme programming practices include... Incremental planning, small releases, simple design, test-first development, refactoring, pair programming, collective ownership, continuous integration, sustainable pace, and on-site customer.
The four key features of testing in XP are: (1)Test-first development, (2)Incremental test development from scenarios, (3)User involvement in the test development and validation, & (4)the use of automated test harnesses.
A pair of programmers... ...works on the same project and has a driver and a navigator.
The tools that are included in a RAD environment are: (1)A database programming language, (2)An interface generator, (3)Links to office applications, & (4)A report generator.
The benefits of using prototyping are: Improved system usability; a closer match of the system to users' needs; improved design quality; improved maintainability; & reduced development effort.
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