Software Interview Questions

Software Engineering Intern

Interviewed at Yelp

3.2★

Mar 7, 2013

You have two arrays with N integers in them. Merge those arrays using a recursive algorithm so that the integers in the final array are sorted.

Software Engineer

Interviewed at Yelp

3.2★

Mar 13, 2014

How to find the only different number in two unsorted arrays?

Software Engineer New Grad

Interviewed at Yelp

3.2★

Apr 11, 2012

We have a fairly large log file, about 5GB. Each line of the log file contains an url which a user has visited on our site. We want to figure out what's the most popular 100 urls visited by our users.

Software Engineer

Interviewed at Meta

3.5★

Sep 4, 2010

You are going to take some numbers as an input from a file. You need to witer a program to find longest increasing sequence. You should process it as soon as you are taking an input. After finishing the last input immediately you should be able to tell the sequence. Input: 1 5 3 4 6 4 Output: 3 4 6

Software Developer

Interviewed at Meta

3.5★

Jul 30, 2015

Given two unsigned integer values, write a function that returns the first divided by the second. You cannot (of course) use div or mod operators - only addition, subtraction and multiplication. Discuss the strengths/weaknesses/algorithmic complexity of your solution. Is there a better way to do it? If so, what, and what is its complexity?

Software Engineer

Interviewed at Meta

3.5★

May 14, 2015

Q: Write a function that can tell if a string is a palindrome regardless of punctuation or capitalization?

Software Developer

Interviewed at Booking.com

4.1★

Aug 24, 2016

Given the following list of objects {user, loginTime, logoutTime}. What is the maximum number of concurrent users logged in at the same time? Input: [ {user: A, login: 1, logout: 3}, {user: B, login: 3, logout: 4}, {user: C, login: 1, logout: 2}, {user: D, login: 123123123, logout: 987987987}, {user: E, login: 1, logout: 3} ] Output: 3

Software Engineer

Interviewed at Xoriant

3.9★

Jun 17, 2015

If we write for(i=0;i<10;i++); printf("%d",i); What will be the output?

Software Development Engineer

Interviewed at Amazon

3.5★

Sep 13, 2010

Design a system for counting how many times an item is clicked on. You need to record clicks and be able to report how many clicks for a given item. Be able to report which items are the most popular. Keep in mind scalability, since this is Amazon we're talking about.

Software Development Engineer

Interviewed at Amazon

3.5★

Mar 7, 2017

What is the time complexity of your solution?