Fidelity Investments Interview Guide

Showing 2 questions

Ranking

A question's ranking corresponds to how commonly it's asked by Fidelity Investments. The higher the ranking, the more likely you'll encounter it in a Fidelity Investments interview.

Question

Frequency

Difficulty

Modify the Matrix

Given a matrix, replace every cell with a value of -1 with the maximum value found in its respective column. The original values in the matrix should be used to determine the column maximums.

Arrays

Very likely

If you have a Fidelity Investments interview, it's very likely that you will get this question

Easy

#1. Modify the Matrix

Easy

Given a matrix, replace every cell with a value of -1 with the maximum value found in its respective column. The original values in the matrix should be used to determine the column maximums.

Arrays

This question is very likely to be asked in your Fidelity Investments interview

Missing Number

You're given an array of numbers from 0 to n, with one number missing. Find the missing number within the array.

ArraysBit Manipulation

Not likely

If you have a Fidelity Investments interview, it's unlikely that you will get this question. Fidelity Investments does ask it, but it's rare

Easy

#2. Missing Number

Easy

You're given an array of numbers from 0 to n, with one number missing. Find the missing number within the array.

ArraysBit Manipulation