NCR SQL Unix interview Questions,Teradata
1.Write a query to display average salary of all employees in EMP department number wise?
2.Write a query to display average salary of all employees in EMP department name wise?
3.Write a query to delete a row from a parent table if no related row is present in corresponding child table? Take example of EMP and DEPT tables?
1.Tell about virtual memory and paging?
2.What is fragmentation?
3.Do you know UNIX internals?
4.What are makefiles?
5.Write a small sample makefile?
6.Which debugger did you use?