Wipro Project Engineer interview questions

I attended Elite national talent hunt organised by wipro which was an off campus drive PAN India . First round was aptitude and coding round. Aptitude questions were easy . AMCAT platform was used for this round. There were 2 coding questions which were easy too. Second round was technical which was very easy .They asked core java questions such as Event Handling , Exception Handling , Explain OOPs -Abstraction , Encapsulation , Polymorphism. After answering all this , he told me to work on more technologies for remaining college months as i only mentioned java core skill in my resume. Last round was HR round which was also easy. Few basic questions about me and my project . That's all