EPAM Systems interview questions

What are my areas of expertise and I think I'm proficient.

event emitter syntax how to handle global error in node js how to handle multiple cpu s in node bind,apply,call in context with "this".Explain with example file system creating and dropping using stream crypto stream in node diff between virtualization and containerization creating a table and coloring alternate rows with different colors using HTML first and same trying to achieve in Angular Closures Anonymous function and its use