ISTQB Advance Test Analyst | 3.2.7 Pairwise Testing | Pairwise Technique | Combinatorial Testing

[@amritmishra5223]

Thanks for these tutorials which are completely clean and transparent for us.

[@TMSQUARETECH]

Welcome Aboard!!! Thanks for your valuable feedback Mr. Amrit.

[@ratanvinnu]

Consider a multi-language web application with the following requirements: • Support three different languages: English, French and Japanese • Run on three different browsers: Br1, Br2, Br3 • Run on three different operating systems: OpS1, OpS2 and OpS3 You have been asked to test the correct behavior of this application for various combinations of languages, browsers and operating systems. Due to the restricted amount of time you decide to apply the pairwise test technique for creating test cases. Using the pairwise technique, what is the MINIMUM number of test cases needed to achieve allpairs coverage? a) 3 b) 6 c) 9 d) 27 Select ONE option. Sir please help me on this Q, as my exam is on Sep 11th.

[@mookjais]

Good explanation, thanks

[@TMSQUARETECH]

You are welcome!

[@narendrabahulikar7724]

Hi Neeraj, Need help from you on the below question In question Classification 1 : class 1, Class 2, Class 3, Class 4 Classification 2 : class 2, Class 2, Class 2, Class 2 Classification 3 : class 3, Class 3, Class 3 Classification 4 : class 4, Class 4. Using Pairewise techniques, Q1 How many TC required to achieve 2 wise coverage? Q2 How many test cases are required to achieve all pairs coverage? Thank you

[@WTFitsJoshu]

Q1: 16 Test Cases Q2: 16 Test Cases Explanation: Q1: Classification 1 and Classification 2 has the most highest number of classes which is 4 multiplied by 4 = 16 Test Cases Q2: same explanation as Q1. Pairwise testing is also called All Pairs Coverage :)

[@yassineaker]

Thanks for this great explanation. Could you please share name of the intro music ?

[@TMSQUARETECH]

Thanks. Don't remember the name. It was one from youtube music library. A custom created music.

[@dr.mukeshmann862]

where is test case A L Z?