Front end engineer intern Interview Questions


Front End Engineer Intern interview questions shared by candidates

Top Interview Questions

Sort: Relevance|Popular|Date
Front-End Developer Intern was asked...2 February 2013

Explain what is a closure.

2 Answers

Within the scope of the function, the variables defined at the top can be accessed anyway in that function including sub-functions Less

In computer science, a closure (also lexical closure or function closure) is a function or reference to a function together with a referencing environment. Less

Huffington Post

Given an array of integers, determine how many sequences there are of numbers that increase to a point then decrease, with at least two on each side of the max value (example: 1, 4, 5, 3, 1)

1 Answers

def x(array): matches = [] for index, element in enumerate(array): if (element >= 2 and index >= 2) and (index <= len(array) - 2): if (array[index - 1] < element) and (array[index - 2] < array[index - 1]): if (array[index + 1] < element) and (array[index + 2] < array[index + 1]): matches.append(array[index - 2: index + 3]) return matches Less

University of California Berkeley

How would you implement a "see more" functionality in Javascript if all you're given is a long string from the backend?

1 Answers

Do it by word count which is really just a count of the spaces in between words.


Lots of javascript, no react

1 Answers

Need guides on Technical Interview? - Algorithm/ System Design / Problem Solving / Mock Interviews / Behavioral Training Visit aonecode com Get one-on-one coaching and feedback from engineers/interviewers at Google/Facebook. Less

They asked me to describe a project I had worked on.

1 Answers

I described my project as thoroughly as possible.

Work4 Labs

Nothing too hard, front-end was mostly about web tech and back-end about simple data structures and algorithms (eg what DS implement to quickly find the middle value of a list)

Minority Programmers Association

Build a webpage looks like this


Previous internship experience in detail

Veritas Technologies

What classes are you taking


There was one coding challenge and a couple of multiple choices regarding HTML, CSS, and JavaScript. The coding challenge asked me to pull data from an API endpoint and display it on the web

Viewing 1 - 10 of 42 Interview Questions