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Quality Mgmt in S/W ? By Dr.S.Sridhar, Ph.D.(JNUD), RACI(Paris, NICE), RMR(USA), RZFM(Germany) DIRECTOR-Technical Einstein College of Engineering Quality.

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Presentation on theme: "Quality Mgmt in S/W ? By Dr.S.Sridhar, Ph.D.(JNUD), RACI(Paris, NICE), RMR(USA), RZFM(Germany) DIRECTOR-Technical Einstein College of Engineering Quality."— Presentation transcript:

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2 Quality Mgmt in S/W ? By Dr.S.Sridhar, Ph.D.(JNUD), RACI(Paris, NICE), RMR(USA), RZFM(Germany) DIRECTOR-Technical Einstein College of Engineering Quality Check in programs documents data...

3 Software Applications which need Quality  system software  real-time software  business software  engineering/scientific software  embedded software  PC software  AI software  WebApps (Web applications)

4 Software Engineering Quality on Layered Technology Software Engineering a “quality” focus process model methods tools

5 Quality in Process as Problem Solving

6 The Primary Goal: High Quality Remember: High quality = project timeliness Why? Less rework!

7 Quality from Analysis to Design

8 Where Do We Begin? Spec Prototype Design modeling

9 Quality thinking !

10 Quality on Interface Design Easy to use? Easy to understand? Easy to learn?

11 Golden Rules for quality  Place the user in control  Reduce the user’s memory load  Make the interface consistent

12 Quality on Design Evaluation Cycle

13 Quality Software Testing Testing is the process of exercising a program with the specific intent of finding errors prior to delivery to the end user.

14 What Testing Shows errors requirements conformance performance an indication of quality

15 Who Tests the Software? developer independent tester Understands the system

16 Black-Box Testing quality requirements events input output

17 Quality Testing Strategy unit test integrationtest validationtest systemtest

18 The Debugging Process test cases results Debugging suspectedcauses identifiedcauses corrections regressiontests new test cases

19 Consequences of Bugs damage mild annoying disturbing serious extreme catastrophic infectious Bug Type Bug Categories: function-related bugs, function-related bugs, system-related bugs, data bugs, coding bugs, design bugs, documentation bugs, standards violations, etc.

20 WebApp Quality Factors

21 Good luck and best wishes from Dr.S.Sridhar For any further help, please get in touch with me over drssridhar@yahoo.com For any further help, please get in touch with me over drssridhar@yahoo.com


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