Pergunta de entrevista da empresa Semnox Solutions

We had 2 rounds of technical interview. Both were almost similar , first round they asked about oops concept in java, interfaces , gave a SQL query (medium level) , Asked about my projects. Second round they asked about cs core fundamentals , SQL queries, CN(Osi model), Autometa question, they asked to dry run a java code which we have to deal with run time polymorphism. They ask about the questions you solve during the written test (first round).