Xmplar Management Solutions interview questions

First they conduct aptitude and coding And the second round is technical and hr round. I shortlisted in first round.Then in technical I don't know few questions so I was not able to get that

Two rounds of Technical Discussion over phone. If selected one round of Face to Face and one round of HR round. In the Technical discssion writing code is must. Code stubs are not acceped, Proper compilable of or runnable code only allowed