Oracle Developer interview questions

It was a fairly straight interview process. Had 3-4 rounds depending on performance. 1st Round. 35 MCQ on C++ concepts. Tested various concepts on pointers, pointer functions, strings, 2nd Round : 5 straightforward programming questions to write such as implementing standard c functions on our own such as substrI(), atoi(), questions on strings, reversal of strings, words, linked list 3rd Round: based on the mistakes in the 2nd round. Will be grilled a lot on C++ and OS concepts. Socket programming, TCP, IP fundamentals, UDP concepts, etc