Here are the most important ES6 Interview Questions:

Ques: How do you declare variables in ES6?

Ans: https://malliktalksjava.com/2018/02/10/es6-variable-declaration-let-and-const/

Ques: How do you write a for loop in ES6

Ans: https://malliktalksjava.com/2018/02/10/es6-for-of-example-program-replace-first-letter-of-string-with-uppercase/

Ques: What is Spread Operator in ES6?

Ans: https://malliktalksjava.com/2018/02/10/es6-spread-operator/

Ques: What are Arrow functions?

Ans: https://malliktalksjava.com/2018/02/20/arrow-functions-in-es6/

Ques: How do you pass default parameters to a function?

Ans : https://malliktalksjava.com/2018/02/27/es6-default-function-parameters/

Ques : What is a WeakMap in ES6?

Ans: https://malliktalksjava.com/2018/03/03/what-is-a-weakmap-in-es6/