Salesforce Engineer interview questions

At first the hiring manger asked questions from my resume. about the projects and work experience. then he started asking me java and c++ question. abstract class, templates, exception handling, finally block, what if there is no catch block and there is only finally block. asked about a testing question. write test cases for a command to find the repeated words in a file. the output should be word, count of the words. if the file is 1GB how will you make sure the result is correct. question related to sql-> joins, queries function overloading, over riding,

Consisted of phone interview. Involved some simple programming, java and sql questions.