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Copyright Marikit 2012. CMSC 166 Quality Concepts.
…was an American merchant and politician from New York.
JIM MCCALL
…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.
…project manager at General Electrics
JIM MCCALL
Copyright Marikit 2012. CMSC 166 Quality Concepts.
Operation - Correctness - Efficiency - Integrity - Reliability - Usability
WHAT IS QUALITY?
Transition - Portability - Reusability
- Interoperability
Revision - Maintainability - Flexibility - Testability
Copyright Marikit 2012. CMSC 166 Quality Concepts.
UsabilityEase 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.
PRODUCT OPERATION
Copyright Marikit 2012. CMSC 166 Quality Concepts.
Portability The effort to transfer a program from one
environment to another.
Reusability The ease of using the software in different context.
InteroperabilityIt is the effort required to couple the system to
another system.
PRODUCT TRANSITION
Copyright Marikit 2012. CMSC 166 Quality Concepts.
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.
PRODUCT REVISION
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.