20 aptitude 30 technical 2 coding questions included, retrieve columns from db how to data from db programming style of oop tcp rtt redundancy of good db file and spacing -unspanned locking total sek time using c-scan algo SSH and telnet details data manipulation using inc and dec op default and copy constructor DS-post,in,preorder extern and unsigned variables using enum in java coding balance factor in avl trees static view of info in a db model exception in java coding structure and union in c++ try catch throw,exception in c++ page fault for pge seq -optimal algo prefix and infix for a given exp tcp-ip , osi model details array rep in hash table msg oriented reliable protocol (tcp,sctp,udp) counting semaphore for N and 19 P initial value 11