Sabre Associate interview questions

First round was aptitude. In aptitude, there were 3 sections. 1st section was completely general aptitude questions. 2nd section contains questions on java and C. Third section was about writing programs in any of your known programming language.Second round was technical round. Mainly asked about OO concepts, data structures, operating system and was asked to write few programs like factorial, fibonacci, palindrome, reverse string. Third round was with HR where they will about your strengths,weakness, hobbies and so on..