Opera Solutions Project Analyst interview questions

Project related questions(they asked me to write the whole coding part of my project ) sql queries time complexities of different sorting algorithms hadoop related questions python basic puzzles permutation and combination puzzles

Well question were general aptitude ..my friend had already interviewed and he had send me all the 10 question which were asked ....Point is i got all the answers correct they still didn't take me or any the people in my group after rd 1 ...only source works ..nothing else ....even if you get all answers correct they wont hire u ...SHITY COMPANY ...with politics ...Female Hr IS HORRIBLE..