PTC interview questions

Technical Interview 1.I was asked two simple DSA questions - Find the second largest number in an array,Factorial of a number(iterative approach and recursive approach. 2.OOPS - difference between abstraction and encapsulation - does java constructor has final keyword 3.DBMS : I was asked to write an SQL query to find the duplicate names in a table with columns id(primary key) and name,explain ACID properties 4.Project digging : I was asked to explain my projects Managerial Interview Through the Interview,the interviewer assess my behaviour,way of answering,thought process by asking general questions and situations or real life problems and analyzed my answers

My resume did not have JAVA as a skill, but still I was being asked JAVA questions. They had multiple roles so why did they send me to interview for JAVA role when I had skills for everything except JAVA