Siemens Automation Test Engineer interview questions

How to print even & odd numbers concurrently using thread? How to use Optional Parameter? If you have two generics defined of type string, int in main method, but you have to run only string one.How you will do so ? What is the difference between hiding method & overriding method? They said to write the code. Write a code to make a list of object type? They will give some test scenarios to write test cases. Some Automation basics. Some Sql queries like find the second highest salary from employee table.