What sort of questions are asked in Facebook front end interviews at Menlo Park? The recruiter has been very vague but mentioned it was CS fundamentals but with the DOM?
This is super simple, but think something along the lines of "add a button that renders a sorted list of cards depending on the sort value in a dropdown" instead of "reverse a linked list"
Glassdoor
This, if you are willing to sift through all the Front End interview posts, then you will be prepared