Persistent interview questions

Explain framework?
Why you choose hybrid framework?
How u handled exceptions in framework..
Explain data providers and how u take data to run test cases?
Explain selenium grid concepts
How u handle reporting in Ur framework?
How u can group set of test cases to run to differ ent browsers on testing?

Java questions:

String mutable and immutable concept
Overloading and overriding with real examples..
Data biding concept
Interfaces and abstraction differenc
Collection architecture
Difference between arraylist and array
Explain hashmap
Write prog to reverse a string
Explain checked and unchecked exception