Dell Interview Questions

Dell Interview Questions

Dell is an American multinational technology company that develops, sells, repairs, and supports computers and related products and services, and is owned by its parent company of Dell Technologies. Dell is ranked 31st on the Fortune 500 list in 2022 up from 76th in 2021.

It has got a 4.3* rating on Glassdoor and is considered one of the best product-based companies. It is highly regarded for its work-life balance.

They provide good training as well which will be beneficial in future too. You can practice the below Dell Interview Questions for the interview. We have collected past frequently asked Dell Interview Questions for your reference.

Dell Array Questions

Question 1. K maximum sums of overlapping contiguous sub-arrays Problem Statement The problem “K maximum sums of overlapping contiguous sub-arrays” states that you are given an array of integers. Find the maximum sum of k-subarrays such that their sum is maximum. These k-subarrays might be overlapping. So, we need to find k-subarrays such that their sum is maximum among ...

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Question 2. Maximum sum bitonic subarray Problem Statement An array having n integers is given to us. We need to find the maximum sum bitonic subarray. A bitonic subarray is nothing but just a subarray where the elements are arranged in a specific order. Such that the first elements are in increasing order and then in ...

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Question 3. Insertion Sort Sort a given unsorted array using the insertion sort algorithm. Input: {9,5,1,6,11,8,4} Output: {1,4,5,6,8,9,11} Theory Insertion Sort sorts numbers in the same way as we humans sort a set of numbered objects (ex cards) A number is taken from an unsorted array (right subarray) to a position in the sorted ...

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Question 4. Move All the Zeros to the End of the Given Array Problem Statement In the given array move all the zeros which are present in the array to the end of the array. Here there is always a way exist to insert all the number of zeroes to the end of the array. Example Input 9 9 17 0 14 0 ...

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Dell Tree Questions

Question 5. Print a Binary Tree in Vertical Order In this problem, we have given a pointer denoting the root of the binary tree and your task is to print the binary tree in the vertical order. Example Input 1 / \ 2 3 / \ / \ 4 5 6 7 \ \ 8 9 Output 4 2 ...

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Dell Other Questions

Question 6. Find First and Last Position of Element in Sorted Array LeetCode Solution Problem Statement: Find First and Last Position of Element in Sorted Array LeetCode Solution says that – given an array of integers nums sorted in non-decreasing order, find the starting and ending position of a given target value. If target is not found in the array, return [-1, -1]. You must write an algorithm with O(log n) runtime complexity. ...

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Question 7. Valid Anagram Leetcode Solution Problem Statement Valid Anagram Leetcode Solution – Given two strings s and t, return true if t is an anagram of s, and false otherwise. An Anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once. Example 1: Input: s = "anagram", t = "nagaram" Output: ...

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Question 8. Count even length binary sequences with same sum of first and second half bits The problem “Count even length binary sequences with same sum of first and second half bits” states that you are given an integer. Now find out the number of ways to construct a binary sequence of size 2*n such that the first half and second half have the same number ...

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