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HCLTech Software Engineer Interview Questions, Process, and Tips
Top HCLTech Software Engineer Interview Questions and Answers
- Q1. Nth Fibonacci Number Nth term of Fibonacci series F(n), where F(n) is a function, is calculated using the following formula - F(n) = F(n-1) + F(n-2), Where, F(1) = F(2) = ...read more
- Q2. Reverse the array Given an array with N elements, the task is to reverse all the array elements and print the reversed array. Input Format: The first line contains an int ...read more
- Q3. Why you choose Machine Learning (during Workshop) ?
HCLTech Software Engineer Interview Experiences
298 interviews found
Anonymous
Selected
I applied via Company Website and was interviewed before Apr 2023. There was 1 interview round.
(4 Questions)
- Q1. What are oops concepts !?
- Ans.
Object-oriented programming concepts that help in organizing and structuring code for better reusability and maintainability.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Ability of a class to inherit properties and behavior from another class.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex implement...
- Q2. Give an example on Polymorphism.
- Ans.
Polymorphism allows objects of different classes to be treated as objects of a common superclass.
Polymorphism allows for method overriding, where a subclass can provide a specific implementation of a method that is already defined in its superclass.
Example: Animal superclass with methods like eat() and sleep(). Subclasses like Dog and Cat can override these methods with their own implementations.
Polymorphism also allow...
- Q3. How to deploy a project with server port.
- Ans.
To deploy a project with server port, you need to specify the port number in the project configuration and ensure the server is listening on that port.
Specify the port number in the project configuration file (e.g. server.js or application.properties).
Ensure the server code is configured to listen on the specified port.
Update any firewall or security settings to allow traffic on the specified port.
Use tools like Docker...
- Q4. Can we change a server port from default to specific and if yes then tell me server port after declared the new port.
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via campus placement at Krishna Institute of Engineering and Technology, Ghaziabad and was interviewed before Jan 2024. There were 2 interview rounds.
Basic apt , anybody can crack
1 easy and 1 medium , both from leetcode
I applied via Naukri.com and was interviewed in Jul 2022. There were 3 interview rounds.
2nd round..has to be eazy...
(3 Questions)
- Q1. Tell me about you r self?
- Q2. Project details of college
- Q3. Some basic questions
Interview Preparation Tips
- Basic C language
Selected
I applied via Company Website and was interviewed before Apr 2023. There were 2 interview rounds.
(3 Questions)
- Q1. What is OOPS Concept
- Ans.
OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
OOPS focuses on creating reusable code through the use of classes and objects.
Encapsulation is a key principle in OOPS, where data is kept private within a class and accessed through public methods.
Inheritance allows a class to inherit properties and behavior from another class.
Polymorphism allo...
- Q2. Write program of prime number
- Ans.
Program to find prime numbers
Iterate through numbers from 2 to n
Check if number is divisible by any number from 2 to its square root
If not divisible, it is a prime number
- Q3. Write SQL query to fetch table from database
- Ans.
SQL query to fetch table from database
Use SELECT statement to fetch data from a table
Specify the columns you want to retrieve after SELECT
Use FROM keyword followed by the table name
(2 Questions)
- Q1. Where you live and tell me best achievements of your
- Q2. Tell me that you work hard for it but the end result is came as you expected
Interview Preparation Tips
- OOPS
Skills evaluated in this interview
HCLTech interview questions for designations
Selected
I applied via Naukri.com and was interviewed before Oct 2023. There was 1 interview round.
Spring Java aptitude
Get interview-ready with Top HCLTech Interview Questions
Selected
I applied via Job Fair and was interviewed before Sep 2022. There were 4 interview rounds.
It is easy aptitude test.
Based on your programming language
(2 Questions)
- Q1. Simple ask about yourself
- Q2. Where you from Ok with salary structure Ok with relocation Ok with night shift
Interview Preparation Tips
Selected
I applied via LinkedIn and was interviewed before May 2023. There were 2 interview rounds.
(2 Questions)
- Q1. What is java basic oops
- Ans.
Java basic OOPs concepts include classes, objects, inheritance, polymorphism, and encapsulation.
Classes are blueprints for objects
Objects are instances of classes
Inheritance allows a class to inherit properties and behavior from another class
Polymorphism allows objects of different classes to be treated as objects of a common superclass
Encapsulation hides the internal state of an object and only exposes necessary funct
- Q2. What is oops in Java
- Ans.
Object-oriented programming paradigm in Java focusing on classes and objects
Encapsulation: bundling data and methods that operate on the data into a single unit (class)
Inheritance: ability of a class to inherit properties and behavior from another class
Polymorphism: ability to present the same interface for different data types
(2 Questions)
- Q1. Where are you from
- Q2. Education background
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.
(5 Questions)
- Q1. What project are you working on? Explian that
- Q2. Do you have experience in java 8 , could u explain some new features
- Ans.
Yes, Java 8 introduced several new features including lambda expressions, streams, and default methods.
Lambda expressions allow for functional programming and simplify code.
Streams provide a way to process collections of data in a functional way.
Default methods allow for adding new methods to interfaces without breaking existing implementations.
Other new features include the Optional class, Date and Time API, and Nasho...
- Q3. Difference between put and patch
- Ans.
PUT updates or replaces an entire resource, while PATCH updates only the specified fields.
PUT is idempotent, while PATCH is not
PUT requires the entire resource to be sent, while PATCH only requires the updated fields
PUT replaces the entire resource, while PATCH modifies only the specified fields
PUT is used to create a new resource if it doesn't exist, while PATCH is not
Example: PUT /users/1 replaces the entire user res...
- Q4. Find the 2nd highest salary
- Q5. Different between hashmap and hashset
- Ans.
Hashmap is a key-value pair data structure while Hashset is a collection of unique elements.
Hashmap allows duplicate values but not duplicate keys while Hashset only allows unique elements.
Hashmap is implemented using a combination of hash table and linked list while Hashset is implemented using only hash table.
Hashmap is used to store data in key-value pairs while Hashset is used to store a set of unique elements.
Exam...
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Job Fair and was interviewed before Sep 2023. There was 1 interview round.
(1 Question)
- Q1. Asked about qualification ,family background ,long term and short term goals etc.
Selected
I applied via Approached by Company and was interviewed before Mar 2022. There were 3 interview rounds.
(1 Question)
- Q1. ReactJS interview questions level 1,2. Array methods, lifecycle methods
(1 Question)
- Q1. Java spring-boot questions
Interview Preparation Tips
- Spring Boot
- Spring Framework
- Java
- POJO
- React.Js
- Javascript
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HCLTech Software Engineer Interview Process
based on 95 interviews in last 1 year
3 Interview rounds
- Technical Round 1
- Technical Round 2
- HR Round
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