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Kevin O'Neill

The 7 Software "-ilities" You Need To Know - 0 views

www.codesqueeze.com/tware-ilities-you-need-to-know

engineering ilities requirements software

shared by Kevin O'Neill on 13 Aug 08 - Cached
  • 1. Usability Software usability can be described as how effectively end users can use, learn, or control the system
  • 2. Maintainability ( or Flexibility / Testibility) The definition of maintainability [for me] implies how brittle the code is to change
  • 3. Scalability Scalability is the ability for your program to gracefully meet the demand of stress caused by increased usage
  • ...4 more annotations...
  • 4. Availability (or Reliability) How long the system is up and running and the Mean Time Between Failure (MTBF) is known as the availability of a program
  • 5. Extensibility Are there points in the system where changes can be made with (or without) program changes?
  • 6. Security I shouldn’t need to go into this one but to be thorough I like this definition of security: the measure of system’s ability to resist unauthorized attempts at usage or behavior modification, while still providing service to legitimate users.
  • 7. Portability Portability is the ability for your application to run on numerous platforms.
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