What is the difference between system testing and functional testing?I know the definition of both, only want to know what is exact difference and when & why to implement.Thanks,Rohan

Questions by RohanAdhikari   answers by RohanAdhikari

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1) In The functionality testing we will concentrate only about that particular functionality in the application without bothering how it works in actual environment where as in system testing we will constrate on what is the role of that functionality in whole application.2) We can't test the performance of the application in functional testing, but in system testing we can.3)Generally we will use functional specification to test the functionality of ur application where as in system testing we will use SRS or BRS

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krichow

  • Apr 16th, 2006
 

Hiii Functionality testing is coming under system testingSystem testing:----This is a Block box tesing.The below tests are conducted during system testing1)usability testing2)functionlaity testing3)perforamnce testing4)security testingFunctionlaity testing:---- it a major part of system testing.The test engineer will spend 80% fo the time for Functional testing.In Functionla testing the below testing are conducting1)Boject properties coverage2)input domain testing3)Calculation4)Error handling5)data base testing6)url's testingkittu

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kumar surapaneni

  • May 25th, 2006
 

According to my Knowledge.

Functionality is a part of System Testing .

Both follow the Speck. BUt System Testing checks the Business Goals like Caliculations ,Generationg Commisions etc.. For System Checking Functionality is must to achieve goals.

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Ravikumar.S

  • Jul 3rd, 2006
 

Hi

Testing the whole application as a single system is known as system testing. In general system testing as two division

 

1. Nonfunctional testing(app behaviour).

2. Functional testing(testing with respect with the business req).

 

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suresh0249

  • Aug 10th, 2006
 

Systes testing : Under system testing we test the application for

1.Usability testing

2. functionality testing

3.performance testing

4.security testing.

Here Usability and functionality testing is called CORE level testing and mandatory for all application. And performance and security testing are advance level testing and mandatory for web applications.

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manoj dubey

  • Aug 25th, 2007
 

Functional Testing: Functional Testing is part of System tesing.System Testing : System Testing is most important level of testing.

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Ravi81

  • Jun 27th, 2009
 

Functional Testing:

Testing that ignores the internal structures of the software and focuses on the output generated in response to selected input and output conditions.

System Testing:

Modules consist of units and all modules are combined together to form the system and these system is tested to make sure that it is working as per specification.

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