Preguntas de entrevista para TechCompiler Data Systems

2 Round interview process, 1 Technical Round and 2 HR round In the technical round they give me 2 coding question , after than ask basic question which language you chooes and also ask me OOPS concept questions

There is a technical interview and HR round. In a technical interview, they ask to multiply two numbers without using the operator. In HR there is a basic introduction and they asked me I am familiar with JAVA.