Youzentech Technologies interview questions

1.what is mux? 2.what are the data types in verilog? 3. what is difference between reg and wire data type? 4. can we replace reg in place of wire? 5. what are the dynamic array and associative array? what is difference between them? 6. how the environment in sv? tell me the flowgraph? 7.what is config db in uvm? 8. why we are going to uvm? tell me about advantages of uvm? 9. some programs?