Microworld Technologies Junior Java Developer interview questions

first it was an Aptitude round which was very difficult , it was having theoretical questions which we have done in our graduation along with pseudo codes asked in c++ ,no questions related to java was asked. Secondly, it was Technical round basic questions were asked about projects ,oops concept,and a problem was given to solve star pattern. after getting shortlisted in this round i was a third round of interview with Head ,he asked about projects and asked a coding program which i was unable to solve, Hence got rejected