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Copyright Marikit 2012. CMSC 166 Quality Concepts.
JIM MCCALL

                                                      …was an American merchant and
                                                        politician from New York.


                                                     …married Elizabeth Dye and had 14
                                                                 children.

                                                      …in November 1836, McCall was
                                                     elected a presidential elector, but did
                                                      not attend the meeting of the New
                                                            York Electoral College




Copyright Marikit 2012. CMSC 166 Quality Concepts.
JIM MCCALL




          …project manager at General
                   Electrics




Copyright Marikit 2012. CMSC 166 Quality Concepts.
WHAT IS QUALITY?


    Operation                           Transition           Revision
      - Correctness                       - Portability       - Maintainability
      - Efficiency                         - Reusability      - Flexibility
      - Integrity                          - Interoperability - Testability
      - Reliability
      - Usability




Copyright Marikit 2012. CMSC 166 Quality Concepts.
PRODUCT OPERATION



   Usability
          Ease of use of software.
   Integrity
          Protection of the program from unauthorized user access.
   Efficiency
          Concerned with the resources.
                  (ex): Process time, storage.
   Correctness
          The extent to which the program fulfills its specifications.
   Reliability
          Ability not to fail.
Copyright Marikit 2012. CMSC 166 Quality Concepts.
PRODUCT TRANSITION



   Portability
          The effort to transfer a program from one environment to
   another.

   Reusability
         The ease of using the software in different context.

   Interoperability
           It is the effort required to couple the system to another
   system.

Copyright Marikit 2012. CMSC 166 Quality Concepts.
PRODUCT REVISION



   Maintainability
            The effort required locating an fixing a fault in the program
   with its operating environment.

   Flexibility
          Ease of making changes with its operating environment.

   Testability
         Ease of testing the program to ensure that it is error free.

Copyright Marikit 2012. CMSC 166 Quality Concepts.
REFERENCES:

BERANDER, PATRIK ET. AL. SOFTWARE QUALITY
ATTRIBUTES AND TRADE-OFFS, BLEKINGE
INSTITUTE OF TECHNOLOGY, 2005


HOYER, R. W. AND HOYER, B. B. Y. WHAT IS
QUALITY?, QUALITY PROGRESS, NO. 7, PP. 52-62, 2001.

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General electric model

  • 1. Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 2. JIM MCCALL …was an American merchant and politician from New York. …married Elizabeth Dye and had 14 children. …in November 1836, McCall was elected a presidential elector, but did not attend the meeting of the New York Electoral College Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 3. JIM MCCALL …project manager at General Electrics Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 4. WHAT IS QUALITY? Operation Transition Revision - Correctness - Portability - Maintainability - Efficiency - Reusability - Flexibility - Integrity - Interoperability - Testability - Reliability - Usability Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 5. PRODUCT OPERATION Usability Ease of use of software. Integrity Protection of the program from unauthorized user access. Efficiency Concerned with the resources. (ex): Process time, storage. Correctness The extent to which the program fulfills its specifications. Reliability Ability not to fail. Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 6. PRODUCT TRANSITION Portability The effort to transfer a program from one environment to another. Reusability The ease of using the software in different context. Interoperability It is the effort required to couple the system to another system. Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 7. PRODUCT REVISION Maintainability The effort required locating an fixing a fault in the program with its operating environment. Flexibility Ease of making changes with its operating environment. Testability Ease of testing the program to ensure that it is error free. Copyright Marikit 2012. CMSC 166 Quality Concepts.
  • 8. REFERENCES: BERANDER, PATRIK ET. AL. SOFTWARE QUALITY ATTRIBUTES AND TRADE-OFFS, BLEKINGE INSTITUTE OF TECHNOLOGY, 2005 HOYER, R. W. AND HOYER, B. B. Y. WHAT IS QUALITY?, QUALITY PROGRESS, NO. 7, PP. 52-62, 2001.