Dell Interview Guide

Showing 3 questions

Ranking

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

Question

Frequency

Difficulty

Count Binary Substrings

Count the number of substrings within a binary string that have an equal number of consecutive 0s and 1s. The 0s and 1s within the substring must also be grouped consecutively.

ArraysStringsTwo Pointers

Very likely

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

Easy

#1. Count Binary Substrings

Easy

Count the number of substrings within a binary string that have an equal number of consecutive 0s and 1s. The 0s and 1s within the substring must also be grouped consecutively.

ArraysStringsTwo Pointers

This question is very likely to be asked in your Dell interview

Two Sum

Find two numbers in a given array that add up to a specific target value, and return their indices. Essentially, you need to efficiently locate the pair that satisfies the sum requirement.

ArraysTwo Pointers

Somewhat likely

If you have a Dell interview, you might get this question

Easy

#2. Two Sum

Easy

Find two numbers in a given array that add up to a specific target value, and return their indices. Essentially, you need to efficiently locate the pair that satisfies the sum requirement.

ArraysTwo Pointers

This question is somewhat likely to be asked in your Dell interview

Group Anagrams

Given a list of words, group together all the anagrams. Anagrams are words that contain the same letters rearranged.

ArraysStrings

Somewhat likely

If you have a Dell interview, you might get this question

Medium

#3. Group Anagrams

Medium

Given a list of words, group together all the anagrams. Anagrams are words that contain the same letters rearranged.

ArraysStrings

This question is somewhat likely to be asked in your Dell interview