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HCLTech Interview Questions, Process, and Tips

Updated 9 Mar 2025

Top HCLTech Interview Questions and Answers

View all 2.1k questions

HCLTech Interview Experiences

Popular Designations

3.8k interviews found

Associate Interview Questions & Answers

user image Anonymous

posted on 16 Jul 2024

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. About, Details about last company
  • Q2. Discussion of CTC
Round 2 - HR 

(1 Question)

  • Q1. Why you joining?
Round 3 - Technical 

(2 Questions)

  • Q1. Basic coding like Count and printing no. of objects created, Count no. of characters in a String.
  • Q2. Basic Java CORE questions
Round 4 - Technical 

(2 Questions)

  • Q1. Security aspect in Microservices
  • Ans. 

    Security in Microservices involves implementing authentication, authorization, encryption, and monitoring to protect against threats.

    • Implement authentication and authorization mechanisms to control access to microservices.

    • Use encryption to secure communication between microservices.

    • Implement monitoring and logging to detect and respond to security incidents.

    • Consider using API gateways for centralized security control.

    • R...

  • Answered by AI
  • Q2. Concurrency Handling

Skills evaluated in this interview

Top HCLTech Associate Interview Questions and Answers

Q1. What shift timings do you follow?
View answer (1)

Associate Interview Questions asked at other Companies

Q1. What is mean of TTR & why required for powder coating process ?
View answer (17)
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Sql side : how optimization, given one sample data set to solve
  • Ans. 

    Optimizing SQL queries for a sample data set

    • Identify and remove unnecessary joins or subqueries

    • Use indexes on columns frequently used in WHERE clauses

    • Avoid using SELECT * and only retrieve necessary columns

    • Consider using stored procedures for complex queries

    • Analyze query execution plans to identify bottlenecks

  • Answered by AI
  • Q2. .net side : ways to generate excel without libs, oops concepts,solid principles
  • Ans. 

    To generate Excel without libraries in .NET, utilize Open XML SDK, create XML files with Excel format, and use FileStream to save as .xlsx.

    • Utilize Open XML SDK to programmatically create Excel files

    • Generate XML files with Excel format using C# code

    • Use FileStream to save the XML file as .xlsx format

  • Answered by AI

Skills evaluated in this interview

Top HCLTech Senior Software Engineer Interview Questions and Answers

Q1. what is difference between controller and rest controller?
View answer (2)

Senior Software Engineer Interview Questions asked at other Companies

Q1. Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, s... read more
View answer (2)

Data Analyst Interview Questions & Answers

user image sunny 123

posted on 22 Sep 2024

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Walk-in and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. He asked about vlookup
  • Q2. He asked about pivote tabla

Interview Preparation Tips

Interview preparation tips for other job seekers - i have attended the interview in hcl tech hyderabad the which they have only sent the invatation for data analyst on 21-09-2024 and in the interview process i have answered all the technical quations correctly and the interview person rejected me due to hobbies and the hobbies i have said is doing techinical things like improving my skills how cural it was by playing with job seekers life

Top HCLTech Data Analyst Interview Questions and Answers

Q1. What is unwanted safety effect?
View answer (1)

Data Analyst Interview Questions asked at other Companies

Q1. Suppose there is a room in the office and X people enter room throughout the day, Y people leave throughout the day [continuously people are entering the room, some are staying there, and rest are going out] .. so tell me the code to calcul... read more
View answer (11)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
No response

I applied via LinkedIn and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Common Linux commands and networking commands

Round 2 - Technical 

(2 Questions)

  • Q1. Check given string is Anagram string or not .
  • Ans. 

    An Anagram string is a string that can be formed by rearranging the letters of another string.

    • Check if both strings have the same length.

    • Sort the characters of both strings and compare them.

    • Alternatively, use a hashmap to count the frequency of characters in both strings.

  • Answered by AI
  • Q2. Matrix elements rotation of 90 degree
  • Ans. 

    Rotate the elements of a matrix by 90 degrees clockwise

    • Transpose the matrix

    • Reverse each row of the transposed matrix

  • Answered by AI

Interview Preparation Tips

Topics to prepare for HCLTech Senior Software Engineer interview:
  • DSA
Interview preparation tips for other job seekers - Be confident and attend interview

Skills evaluated in this interview

Top HCLTech Senior Software Engineer Interview Questions and Answers

Q1. what is difference between controller and rest controller?
View answer (2)

Senior Software Engineer Interview Questions asked at other Companies

Q1. Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, s... read more
View answer (2)

HCLTech interview questions for popular designations

 Software Engineer

 (298)

 Technical Lead

 (189)

 Lead Engineer

 (158)

 Analyst

 (117)

 Senior Analyst

 (112)

 Senior Software Engineer

 (111)

 Technical Specialist

 (88)

 Software Developer

 (79)

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Manual Testing Concepts
  • Q2. What are Oops Concepts
  • Ans. 

    Oops Concepts are fundamental principles of object-oriented programming such as Inheritance, Encapsulation, Polymorphism, and Abstraction.

    • Inheritance: Allows a class to inherit properties and behavior from another class.

    • Encapsulation: Bundling data and methods that operate on the data into a single unit.

    • Polymorphism: Ability of a function to behave differently based on the object it is acting upon.

    • Abstraction: Hiding t...

  • Answered by AI

Sdet Automation Test Engineer Interview Questions asked at other Companies

Q1. Wait in selenium and how to find all links present in a page xpath
View answer (2)

Get interview-ready with Top HCLTech Interview Questions

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Find the cordinates of item in file.

Top HCLTech Technical Lead Interview Questions and Answers

Q1. What is the purpose of react and it's latest hooks?
View answer (2)

Technical Lead Interview Questions asked at other Companies

Q1. 1. Explain 5 mins the flow from requirement analysis to production deployment and tools used in the process. 2. What is auto-scaling in a microservices architecture? 3. Difference between micro-service and serverless. 4. If you were going t... read more
View answer (4)

Jobs at HCLTech

View all

Lead Engineer Interview Questions & Answers

user image SARANYA S

posted on 11 Dec 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Where is vlsi domain used

Round 2 - Technical 

(1 Question)

  • Q1. What for inverter used
  • Ans. 

    An inverter is a device that converts direct current (DC) to alternating current (AC) for use in electrical systems.

    • Converts DC power to AC power

    • Used in solar power systems to convert DC power from solar panels to AC power for use in homes

    • Commonly used in uninterruptible power supply (UPS) systems to provide backup power during outages

  • Answered by AI

Top HCLTech Lead Engineer Interview Questions and Answers

Q1. Which BGP path attributes are used to manipulate the ingress traffic and how traffic is transit from one AS to another AS via 3rd AS?
View answer (2)

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping & closing coil of vcb?
View answer (8)
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. Where do you see yourself in 5 years
  • Ans. 

    In 5 years, I see myself as a seasoned Customer Service Executive, leading a team and implementing innovative strategies to enhance customer satisfaction.

    • Leading a team of customer service representatives

    • Implementing innovative strategies to improve customer satisfaction

    • Continuing to develop my skills and knowledge in customer service

    • Possibly pursuing further education or certifications in customer service management

  • Answered by AI
  • Q2. Why should we hire you
  • Ans. 

    I have a strong background in customer service, excellent communication skills, and a proven track record of resolving customer issues efficiently.

    • I have X years of experience in customer service roles

    • I am highly skilled in communication and problem-solving

    • I have received positive feedback from previous customers for my ability to resolve issues effectively

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Do not join this company ever this is a complete fraud on the name of opportunity management will shortlist you in any respective support staff and will give you the responsibility on the same of learning new things on the same salary other than that you have to do your last role work to to support the management and here is the twist you will do your previous role works and the so called word of mouth IDO base promotion you have to manage all the responsibilities but you will not get your promotion letters the management is so poor and fake you cannot trust this is looks like a MC with good people and flexible things please di nit attract with such things you will destroy your self management has. No answer when it comes to salary hike and for promotion Letters these guys will just use you utilise you and throw you so poor not trustworthy at all

Strictly advised to all of the fresher or experienced who things HCLtech is a good brad or company to start please don’t think
Like this at all I have an proven experience of 7 years with this company please do not get yourself attracted with the campus or the infrastructure all this is a trap to tune lot of futures it’s better to stay your own business or to join domestic companies or good brad but not HCLtech

Warning alert

Customer Service Executive Interview Questions asked at other Companies

Q1. How u deal to the customer if he get non veg food instead of veg food ?
View answer (36)

Lead Engineer Interview Questions & Answers

user image Peratchi Gomathi

posted on 18 Oct 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Lambda function
  • Q2. Decorator python
Round 2 - Technical 

(2 Questions)

  • Q1. Project related questions
  • Q2. Decorator python

Top HCLTech Lead Engineer Interview Questions and Answers

Q1. Which BGP path attributes are used to manipulate the ingress traffic and how traffic is transit from one AS to another AS via 3rd AS?
View answer (2)

Lead Engineer Interview Questions asked at other Companies

Q1. What is the resistance value of tripping & closing coil of vcb?
View answer (8)
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Project expertise and implementation
  • Q2. Cybersecurity latest trend
  • Ans. 

    Zero trust security model is the latest trend in cybersecurity.

    • Zero trust security model focuses on verifying identity and device security before granting access.

    • AI and machine learning are being used to enhance cybersecurity defenses.

    • Cloud security and data protection are top priorities for organizations.

    • Ransomware attacks are on the rise, prompting increased focus on incident response and recovery.

    • Endpoint security s...

  • Answered by AI
Round 2 - One-on-one 

(2 Questions)

  • Q1. Complete tech process
  • Ans. 

    The tech process involves planning, designing, developing, testing, and implementing technology solutions.

    • Planning: Define project scope, goals, and requirements.

    • Designing: Create technical architecture and user interface.

    • Developing: Write code and build the technology solution.

    • Testing: Conduct quality assurance and user acceptance testing.

    • Implementing: Deploy the technology solution and provide support.

    • Examples: Using...

  • Answered by AI
  • Q2. Project & team handling

Interview Preparation Tips

Interview preparation tips for other job seekers - HCL had confirmed that i have cleared all my rounds through an welcome email. Got a call from HR - Aakash reg the salary expectation and post that there was no update nor answered my call. I received the BGV email to upload the doc. A pathetic process and HR's were very rude and they never respond. Its been 3 weeks and haven't got any update.

Skills evaluated in this interview

Assistant General Manager Technology Interview Questions asked at other Companies

Q1. What are the metrics involved in evaluating the team member performance?
View answer (1)

HCLTech Interview FAQs

How many rounds are there in HCLTech interview?
HCLTech interview process usually has 2-3 rounds. The most common rounds in the HCLTech interview process are Technical, HR and Resume Shortlist.
How to prepare for HCLTech interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at HCLTech. The most common topics and skills that interviewers at HCLTech expect are Java, Javascript, Python, Communication Skills and SQL.
What are the top questions asked in HCLTech interview?

Some of the top questions asked at the HCLTech interview -

  1. What is IP address and how many classes are there in IPv4 addressing mode and w...read more
  2. Have you heard about OSI reference model? How many layers are there in OSI mode...read more
  3. What is APIPA? WHAT IS SUBNETMASK? DIFFERENCE BETWEEB IPv4 and IPv6. How man...read more
How long is the HCLTech interview process?

The duration of HCLTech interview process can vary, but typically it takes about less than 2 weeks to complete.

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HCLTech Interview Process

based on 3.2k interviews

Interview experience

4
  
Good
View more
Join HCLTech Find your spark and discover what drives you forward

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HCLTech Reviews and Ratings

based on 36.3k reviews

3.5/5

Rating in categories

3.3

Skill development

3.5

Work-life balance

2.8

Salary

3.8

Job security

3.3

Company culture

2.6

Promotions

3.2

Work satisfaction

Explore 36.3k Reviews and Ratings
HCL is hiring For AIML Technical Architect

Noida

9-14 Yrs

₹ 20.3-40 LPA

Data Engineer

Chennai

4-8 Yrs

Not Disclosed

Java Developer

Chennai,

Bangalore / Bengaluru

5-10 Yrs

Not Disclosed

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