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HCL SDE Sheet: Interview Questions and Answers

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  • Last Updated : 30 Aug, 2022
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HCL Technologies Ltd is one of the leading global IT services companies that helps global enterprises re-imagine and transform their businesses through Digital technology transformation. The company is primarily engaged in providing a range of software services business process outsourcing and infrastructure services. Here we have collected all the interview questions and answers to land a job on HCL.

HCL SDE Sheet

At HCL, the work environment and corporate culture ensure your personal and professional development along with the overall growth of the organization. It is a mass recruiter and gives employment opportunities to numerous tech grads. HCL’s hiring process is as follows:

  • Application: First and most important. Submit your resume with a complete list of credentials and provide detailed information about your experience for the position applied.
  • Shortlisting: A recruiter/technical panel will screen your application and if your credentials match their requirement, they will contact you for further rounds.
  • Technical Interview: This is a crucial round. The questions would range across disciplines and may include puzzles, problems, and other out-of-the-box questions. 
  • HR Interview: It involves typical HR questions to understand your career goals, skills, strengths, passion, etc. You can question HR regarding anything.
  • Offer Roll out: If you are successful, an offer is rolled out along with compensation structure and other rules related to employment at HCL

HCL Coding Sheet Roadmap

 

Why this Sheet?

If you have the passion to excel, the urge to be creative, a never-ending thirst for knowledge, and the desire to grow, HCL is the right place for you! We have prepared this sheet to help you secure that place. This sheet is a collection of all important and popular coding questions and answers from all major DSA topics asked in HCL technical interviews so far. Questions are divided into three sections based on their difficulty level.

 

Resume Builder

The sole purpose of a resume is to make you land your dream job. It introduces your qualifications, skills, achievements, and everything regarding your expertise. It helps you land your career. When you have a perfect resume, nothing can be a hindrance to the best job.

We have our own resume Builder which can help you build a powerful resume to get through the resume screening round. You can check it out here- GFG resume builder

 

Puzzles

Puzzles are one of the ways to check your problem-solving skills. These are tricky questions that let you think logically. Amazon will test your problem-solving skills through the puzzles as well. Try to solve these 20 Puzzles Commonly Asked During SDE Interviews.

 

Placement Papers

We have prepared HCL model placement papers for placement preparation. This placement paper will cover Quantitative aptitude, verbal reasoning, and logical reasoning questions that are asked in HCL recruitment drives. There are 5 sets of paper for each section. It is recommended to solve each one of the following questions to increase your chances of clearing the HCL interview.

Quantitative Aptitude:This placement paper will cover the aptitude that is asked in HCL placements and also strictly follows the pattern of questions asked in HCL papers. It is recommended to solve each one of the following questions to increase your chances of clearing the HCL placement.

Verbal Reasoning: This placement paper will cover verbal reasoning that is asked in HCL placements and also strictly follows the pattern of questions asked in HCL papers. It is recommended to solve each one of the following questions to increase your chances of clearing the HCL placement.

Logical Reasoning: This placement paper will cover logical reasoning questions that are asked in HCL recruitment drives and also strictly follows the pattern of questions asked in HCL interviews.

Coding Problems: In this section, we tried to wrap up all the questions that have been asked in the HCL test. This collection of questions is divided into three groups based on their difficulty level to help you keep a check on your preparation.

Easy Coding Problems

Problems

Practice

Odd or EvenSolve
Swap two numbers without using a temporary variableSolve
Largest Element in ArraySolve
Program to find the sum of elements in a given arraySolve
Reverse a string in JavaSolve
Binary representationSolve
Elements in the RangeSolve
Check if given four points form a squareSolve
Program to cyclically rotate an array by oneSolve
Find the minimum distance between two numbersSolve
Missing number in arraySolve
Counting elements in two arraysSolve
Two Repeated ElementsSolve
Binary SearchSolve
Count the ZerosSolve
Remove minimum elementsSolve
Buildings receiving sunlightSolve
Last duplicate element in a sorted arraySolve
Adding Array ElementsSolve
Middle of ThreeSolve
Greatest of three numbersSolve
Number Of Open DoorsSolve
Maximum Possible Sum of ProductsSolve
Overlapping rectanglesSolve
Sum of all prime numbers between 1 and N.Solve
Find an element in array such that sum of left array is equal to sum of right arraySolve

Medium Coding Problems

Problems

Practice

Non Repeating CharacterSolve
Sum of numbers in stringSolve
Rotate a Linked ListSolve
Circular Linked List(Traversal)Solve
Remove characterSolve
Remove SpacesSolve
Check for BinarySolve
Upper case conversionSolve
Count SubstringsSolve
Check whether two strings are anagram of each otherSolve
The Celebrity ProblemSolve
Program to generate all possible valid IP addresses from given stringSolve
Find the farthest smaller number in the right sideSolve
Merge Sort for Linked ListsSolve
Tree Traversals (Inorder, Preorder and Postorder)Solve
Write your own atoi()Solve
Palindrome StringSolve
Same characters in two stringsSolve
Length of the longest valid substringSolve
Alternate Lower Upper String SortSolve

Hard Coding Problems

Problems

Practice

Sort elements by frequencySolve
Largest BST in a Binary TreeSolve
Stock Buy Sell to Maximize ProfitSolve
Longest repeating and non-overlapping substringSolve
Connect nodes at same levelSolve
Merge two BSTs with limited extra spaceSolve
Given a binary string, count number of substrings that start and end with 1.Solve
Round the given number to nearest multiple of 10Solve
Alternatively Merge two Strings in JavaSolve
Remove minimum elementsSolve

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