Traditionaltestingfacessignificantcomplexityissuesduetotheincreasingnumberofdata,paths,combinations,permutations,andsoon.Varioustestingmethodshavebeenproposedandusedtoimprovethequalityandreliabilityofsoftware.Asonebranchofsoftwaretesting,combinatorialtesting(CT)isoneblack-boxtestingmet