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Infosys Interview Questions, Process, and Tips

Updated 3 Mar 2025

Top Infosys Interview Questions and Answers

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Infosys Interview Experiences

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7.5k interviews found

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

(5 Questions)

  • Q1. Diff between state and props
  • Q2. Lifecycle method in functional component
  • Q3. Find unique element
  • Q4. Remove duplicate element
  • Q5. Explain clousure

Top Infosys Reactjs Developer Interview Questions and Answers

Q1. What are higher-order functions in JS
View answer (3)

Reactjs Developer Interview Questions asked at other Companies

Q1. Implement counter such that it has 2 buttons to increment and decrement the values and also add a input field such that, whatever input is given, the value should be to that and value should should be decreased and increased from the input ... read more
View answer (1)
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
-

I applied via campus placement at Vellore Institute of Technology (VIT) and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic verbal abilitic and logical reasoning question ,pseudocode and essay writing

Round 2 - Technical 

(5 Questions)

  • Q1. About my internship and projects
  • Q2. Area of intrest
  • Ans. 

    My area of interest is in network security and data encryption.

    • I have experience in implementing firewalls and intrusion detection systems.

    • I am familiar with encryption algorithms such as AES and RSA.

    • I enjoy staying up-to-date on the latest security threats and technologies.

    • I have worked on securing networks for financial institutions and government agencies.

  • Answered by AI
  • Q3. Osi models and basic networking
  • Q4. Why do u want to join infosys
  • Q5. Favourite sport

Interview Preparation Tips

Interview preparation tips for other job seekers - be confident and good communication skill is enough to crack this interview

Top Infosys System Engineer Interview Questions and Answers

Q1. Count Ways To Reach The N-th StairsYou have been given a number of stairs. Initially, you are at the 0th stair, and you need to reach the Nth stair. Each time you can either climb one step or two steps. You are supposed to return the number... read more
View answer (9)

System Engineer Interview Questions asked at other Companies

Q1. Who Won the Election???Elections are going on, and there are two candidates A and B, contesting with each other. There is a queue of voters and in this queue, some of them are supporters of A and some of them are supporters of B. Many of th... read more
View answer (12)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - Technical 

(4 Questions)

  • Q1. Explain projects
  • Ans. 

    Projects are specific tasks or assignments that require a team to work together to achieve a common goal.

    • Projects involve a defined scope, timeline, and budget.

    • They require a team of individuals with different skills and expertise.

    • Examples include developing a new software application, implementing a new system, or conducting a research study.

  • Answered by AI
  • Q2. Tech stack u worked on
  • Ans. 

    I have worked on a variety of tech stacks including Java Spring, React, Node.js, and MongoDB.

    • Java Spring

    • React

    • Node.js

    • MongoDB

  • Answered by AI
  • Q3. Collection framework
  • Q4. Spring Framework questions
Round 2 - Behavioral 

(2 Questions)

  • Q1. Springs questions
  • Q2. Working knowledge in Java

Top Infosys Senior Software Engineer Interview Questions and Answers

Q1. When an int is declare with 0 value and passed as an out parameter to a method what will be the output
View answer (1)

Senior Software Engineer Interview Questions asked at other Companies

Q1. Find Nth PrimeYou are given a number 'N'. Your task is to find Nth prime number. A prime number is a number greater than 1 that is not a product of two smaller natural numbers. Prime numbers have only two factors – 1 and the number itself. ... read more
View answer (6)
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

All was apptitude question and was mcq.

Round 2 - Technical 

(2 Questions)

  • Q1. What is inheritance
  • Ans. 

    Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.

    • Allows for code reusability and promotes the concept of 'is-a' relationship

    • Derived class inherits properties and behaviors of the base class

    • Can have multiple levels of inheritance (multi-level inheritance)

    • Example: Class 'Car' can inherit from class 'Vehicle', inheriting attributes like 'color' and

  • Answered by AI
  • Q2. What do you mean by oops.
  • Ans. 

    OOPS stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.

    • OOPS is a programming paradigm that uses objects to design applications.

    • It focuses on data encapsulation, inheritance, polymorphism, and abstraction.

    • Examples of OOPS languages include Java, C++, and Python.

  • Answered by AI
Round 3 - One-on-one 

(2 Questions)

  • Q1. Tell me introduction
  • Ans. 

    Introduction is a brief overview of oneself, including background, experience, and skills.

    • Introduce yourself by stating your name and current position.

    • Provide a summary of your educational background and relevant experience.

    • Highlight key skills and accomplishments that are relevant to the position.

    • Conclude with your career goals and why you are interested in the role.

  • Answered by AI
  • Q2. Where do you see yourself in 5 years
  • Ans. 

    In five years, I see myself as a senior system engineer leading a team of talented professionals, implementing cutting-edge technologies, and contributing to the success of the organization.

    • Leading a team of system engineers

    • Implementing cutting-edge technologies

    • Contributing to the success of the organization

  • Answered by AI

Top Infosys System Engineer Interview Questions and Answers

Q1. Count Ways to Reach the N-th Stair Problem Statement You are provided with a number of stairs, and initially, you are located at the 0th stair. You need to reach the Nth stair, and you can climb one or two steps at a time. Your task is to d... read more
View answer (4)

System Engineer Interview Questions asked at other Companies

Q1. Election Winner Determination In an ongoing election between two candidates A and B, there is a queue of voters that includes supporters of A, supporters of B, and neutral voters. Neutral voters have the power to swing the election results ... read more
View answer (8)

Infosys interview questions for popular designations

 System Engineer

 (1.1k)

 Software Engineer

 (307)

 Technology Analyst

 (277)

 Associate Consultant

 (270)

 Senior Systems Engineer

 (267)

 Software Developer

 (258)

 Business Analyst

 (240)

 Senior Associate Consultant

 (176)

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I was interviewed in Nov 2024.

Round 1 - Technical 

(4 Questions)

  • Q1. Types of partition in sql
  • Q2. Can we edit data in complex views, will the underlying table be effected?
  • Q3. How do you do performance tuning?
  • Q4. Tell about regex

Top Infosys Plsql Developer Interview Questions and Answers

Q1. what is exception handling and write its syntax
View answer (1)

Plsql Developer Interview Questions asked at other Companies

Q1. What is procedure in plsql and it's syntax and difference between procedure and function?
View answer (7)

Get interview-ready with Top Infosys Interview Questions

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

(4 Questions)

  • Q1. Scheduling margin key
  • Q2. Control key what is its importance
  • Ans. 

    Control key in SAP is important for defining the behavior of a particular operation or transaction in the system.

    • Control key determines how a particular operation or transaction will be executed in SAP PP.

    • It helps in defining the scheduling parameters, lead time, and other relevant details for a specific task.

    • Examples of control keys include PP01 for standard production order, PP02 for production order with project sto

  • Answered by AI
  • Q3. Different MRP types
  • Ans. 

    Different types of MRP in SAP include MRP, MRP Live, and MRP Areas.

    • MRP (Material Requirements Planning) is the traditional MRP functionality in SAP.

    • MRP Live is the new MRP functionality introduced in SAP S/4HANA.

    • MRP Areas allow for planning at a more detailed level within a plant or storage location.

  • Answered by AI
  • Q4. Important configurations in SAP PP
  • Ans. 

    Important configurations in SAP PP include work centers, routing, production versions, and material master data.

    • Work centers: Define where and how production operations are carried out.

    • Routing: Specifies the sequence of operations in production.

    • Production versions: Used to manage different versions of a product's BOM and routing.

    • Material master data: Contains all the information about materials used in production.

  • Answered by AI

Skills evaluated in this interview

SAP PP Consultant Interview Questions asked at other Companies

Q1. PP production process flow Co product By product Difference In Bom how to create Bill of material of non stock items Important views of material master What is master data T code for demand management Production execution process MRP Run di... read more
View answer (1)

Jobs at Infosys

View all
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Referral and was interviewed in Jun 2024. There were 2 interview rounds.

Round 1 - Technical 

(28 Questions)

  • Q1. Introduce yourself.
  • Ans. 

    I am a highly motivated and experienced Senior Associate Consultant with a strong background in project management and client relations.

    • Over 5 years of experience in consulting industry

    • Managed multiple projects simultaneously, exceeding client expectations

    • Skilled in data analysis and presentation

    • Excellent communication and interpersonal skills

  • Answered by AI
  • Q2. Tell me about your current project and the domain you have worked on.
  • Ans. 

    I am currently working on a project in the finance domain, specifically focusing on risk management for a large investment bank.

    • Developing risk models to assess potential losses in different market scenarios

    • Analyzing historical data to identify trends and patterns in market behavior

    • Collaborating with traders and portfolio managers to understand their risk appetite and constraints

  • Answered by AI
  • Q3. What is the logic of the code for finding duplicate numbers in an array?
  • Ans. 

    Code logic to find duplicate numbers in an array

    • Iterate through the array and store each element in a hash set

    • If an element is already in the hash set, it is a duplicate

    • Return the set of duplicate numbers found

  • Answered by AI
  • Q4. What is the solution for resolving conflicts in a git merge?
  • Ans. 

    Conflicts in a git merge can be resolved by manually editing the conflicting files and then committing the changes.

    • Use 'git status' to identify the conflicting files

    • Open the conflicting files in a text editor and resolve the conflicts manually

    • Use 'git add' to stage the resolved files

    • Commit the changes using 'git commit'

  • Answered by AI
  • Q5. Why is object creation not possible for abstract classes?
  • Ans. 

    Object creation is not possible for abstract classes because they cannot be instantiated directly.

    • Abstract classes are meant to be used as base classes for other classes to inherit from.

    • They contain abstract methods that must be implemented by the child classes.

    • Attempting to create an object of an abstract class will result in a compilation error.

    • Example: abstract class Shape { abstract void draw(); }

  • Answered by AI
  • Q6. What is the purpose of exception handling in Java?
  • Ans. 

    Exception handling in Java is used to handle runtime errors and prevent program crashes.

    • Purpose is to handle runtime errors and prevent program crashes

    • Allows for graceful handling of unexpected situations

    • Helps in separating error-handling code from regular code

    • Improves code readability and maintainability

    • Examples: try-catch blocks, throw keyword, finally block

  • Answered by AI
  • Q7. What are the key differences between LinkedList and HashSet?
  • Ans. 

    LinkedList is a linear data structure that stores elements in a sequential order, while HashSet is a collection that does not allow duplicate elements.

    • LinkedList maintains the insertion order of elements, while HashSet does not guarantee any specific order.

    • LinkedList allows duplicate elements, while HashSet does not allow duplicates.

    • LinkedList uses pointers to connect elements, while HashSet uses a hash table for stori...

  • Answered by AI
  • Q8. Is it possible to achieve method overloading within a private class in Java?
  • Ans. 

    No, method overloading is not possible within a private class in Java.

    • Method overloading is achieved by having multiple methods in the same class with the same name but different parameters.

    • Private methods are not visible outside the class, so overloading them would not be useful.

    • If you need to achieve method overloading, the methods should be public or protected.

  • Answered by AI
  • Q9. What are the different types of dependency injection?
  • Ans. 

    Dependency injection is a design pattern in which an object receives other objects that it depends on.

    • Constructor injection: Dependencies are provided through a class constructor.

    • Setter injection: Dependencies are set through setter methods.

    • Interface injection: Dependencies are set through an interface.

    • Example: In constructor injection, a class may have a constructor that takes the dependencies as parameters.

  • Answered by AI
  • Q10. What is the flow of dependency injection in Spring Boot?
  • Ans. 

    Dependency injection in Spring Boot allows objects to be injected into a class, promoting loose coupling and easier testing.

    • In Spring Boot, dependency injection is achieved through @Autowired annotation.

    • Dependencies are managed by the Spring container and injected into classes at runtime.

    • Constructor injection, setter injection, and field injection are common ways to inject dependencies in Spring Boot.

    • Example: @Autowire...

  • Answered by AI
  • Q11. How do you call a private method in another class?
  • Ans. 

    You can call a private method in another class by using reflection in Java.

    • Use the getDeclaredMethod() method from the Class class to get the private method

    • Set the accessibility of the private method to true using the setAccessible() method

    • Invoke the private method using the invoke() method

  • Answered by AI
  • Q12. Which tree is used in TreeMap and what is the implementation of it?
  • Ans. 

    TreeMap in Java uses Red-Black tree for implementation.

    • TreeMap in Java uses Red-Black tree for implementation

    • Red-Black tree is a self-balancing binary search tree

    • Red-Black tree ensures logarithmic time complexity for operations like get, put, remove

  • Answered by AI
  • Q13. What is the inversion of control and how does it work?
  • Ans. 

    Inversion of control is a design principle where the control flow of a program is inverted, with the framework or container calling the code instead of the code calling the framework.

    • Inversion of control allows for decoupling of components, making the code more modular and easier to maintain.

    • Common examples of inversion of control include dependency injection and event-driven programming.

    • Inversion of control is often u...

  • Answered by AI
  • Q14. What is the difference between @RestController and @Request mapping?
  • Ans. 

    Difference between @RestController and @RequestMapping

    • RestController is a specialized version of @Controller that includes @ResponseBody by default

    • @RequestMapping is used to map web requests to specific handler methods

    • RestController is typically used for RESTful web services, while @RequestMapping can be used for any type of web request handling

  • Answered by AI
  • Q15. Tell me the flow of HTTP requests for the backend in Java.
  • Ans. 

    HTTP requests in Java backend flow from client to server through various layers like servlets, filters, and controllers.

    • Client sends HTTP request to server

    • Request is received by servlet container (e.g. Tomcat)

    • Servlet container forwards request to appropriate servlet based on URL mapping

    • Servlet processes request and generates response

    • Response is sent back to client

  • Answered by AI
  • Q16. When can we use multiple catch blocks?
  • Ans. 

    Multiple catch blocks can be used to handle different types of exceptions in a try-catch block.

    • Multiple catch blocks can be used to handle different types of exceptions separately.

    • Each catch block can specify a different type of exception to catch.

    • The catch blocks are evaluated in order, so the most specific exception types should be caught first.

    • Using multiple catch blocks can make the code more readable and maintaina

  • Answered by AI
  • Q17. How can we achieve inheritance in Java?
  • Ans. 

    Inheritance in Java allows a class to inherit properties and behaviors from another class.

    • Create a new class using the 'extends' keyword followed by the name of the class you want to inherit from

    • Use super keyword to call the constructor of the parent class

    • Child class can override methods from the parent class

  • Answered by AI
  • Q18. What is the purpose of dependence injection?
  • Ans. 

    Dependency injection is a design pattern used to remove hard-coded dependencies and make components more reusable and testable.

    • Allows for easier testing by injecting dependencies rather than hard-coding them

    • Promotes reusability of components by decoupling them from their dependencies

    • Improves maintainability by making it easier to swap out dependencies without changing the component's code

  • Answered by AI
  • Q19. What is the difference between stream and collection in Java?
  • Ans. 

    Streams represent a sequence of elements and support functional-style operations, while collections are data structures that store and manipulate groups of objects.

    • Streams are used for processing sequences of elements, while collections are used for storing and manipulating groups of objects.

    • Streams support functional-style operations like filter, map, reduce, while collections provide methods like add, remove, get.

    • Str...

  • Answered by AI
  • Q20. What is the play framework and how is it different from spring boot? (I have majorly worked on play framework that's why this question was asked to me)
  • Q21. How do you create a spring boot application?
  • Ans. 

    To create a Spring Boot application, you can use Spring Initializr to generate a project with necessary dependencies and configurations.

    • Go to https://start.spring.io/

    • Select the project metadata like group, artifact, dependencies, etc.

    • Click on 'Generate' to download the project zip file.

    • Extract the zip file and import the project into your IDE.

    • Start coding your application logic.

  • Answered by AI
  • Q22. What are starter dependencies in spring boot?
  • Ans. 

    Starter dependencies in Spring Boot are pre-configured dependencies that help in quickly setting up a Spring Boot project.

    • Starter dependencies are included in the pom.xml file of a Spring Boot project to provide necessary dependencies for specific functionalities.

    • They help in reducing the manual configuration required to set up a Spring Boot application.

    • Examples of starter dependencies include spring-boot-starter-web f...

  • Answered by AI
  • Q23. What is a B-tree index?
  • Ans. 

    A B-tree index is a data structure used in databases to efficiently store and retrieve data in sorted order.

    • B-tree indexes are commonly used in database management systems to speed up data retrieval operations.

    • They are balanced tree data structures that allow for efficient insertion, deletion, and search operations.

    • B-tree indexes are particularly useful for range queries and sequential access.

    • Example: In a database tab...

  • Answered by AI
  • Q24. What is a trigger in SQL and how is it used?
  • Ans. 

    A trigger in SQL is a special type of stored procedure that is automatically executed when certain events occur in a database.

    • Triggers can be used to enforce business rules, maintain referential integrity, and automate repetitive tasks.

    • There are two main types of triggers in SQL: BEFORE triggers and AFTER triggers.

    • An example of a trigger is a BEFORE INSERT trigger that automatically sets a default value for a column if

  • Answered by AI
  • Q25. What are ACID properties?
  • Ans. 

    ACID properties are a set of properties that guarantee the reliability of database transactions.

    • ACID stands for Atomicity, Consistency, Isolation, and Durability.

    • Atomicity ensures that either all operations in a transaction are completed successfully or none are.

    • Consistency ensures that the database remains in a consistent state before and after the transaction.

    • Isolation ensures that the concurrent execution of transac...

  • Answered by AI
  • Q26. What are the types of joins and what is the difference between them?
  • Ans. 

    Types of joins in SQL include inner join, outer join (left, right, full), cross join, and self join.

    • Inner join: returns rows when there is a match in both tables based on the join condition.

    • Outer join: returns all rows from one table and only matching rows from the other table.

    • Left outer join: returns all rows from the left table and the matched rows from the right table.

    • Right outer join: returns all rows from the righ...

  • Answered by AI
  • Q27. What is normalization?
  • Ans. 

    Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.

    • Normalization involves breaking down data into smaller, more manageable tables

    • It helps in reducing data redundancy by eliminating duplicate data

    • Normalization ensures data integrity by enforcing relationships between tables

    • There are different levels of normalization such as 1NF, 2NF, 3NF, and BCNF

  • Answered by AI
  • Q28. Suppose there are two tables: A Customer table and an Order table. The Order table has a column OrderID CustomerID, OrderStatus, and TotalAmount. The Customer table has the columns CustomerID, CustomerNa...
  • Ans. 

    Query to print CustomerID, CustomerName, OrderStatus, and TotalAmount excluding orders placed in August.

    • Join Customer and Order tables on CustomerID

    • Filter out orders placed in August using WHERE clause

    • Select CustomerID, CustomerName, OrderStatus, and TotalAmount columns

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

(2 Questions)

  • Q1. Tell me about your family background, education, work experience, and project, on which you have worked.
  • Q2. Write a Java code and Angular code to retrieve the data from the given URL. "-----/"
  • Ans. 

    Retrieve data from a given URL using Java and Angular code.

    • Use Java's HttpURLConnection class to make a GET request to the URL and retrieve the data.

    • In Angular, use HttpClient module to send a GET request to the URL and fetch the data.

    • Parse the retrieved data in both Java and Angular to extract the required information.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - For this role, your basic must be strong in JAVA and should have working knowledge of Spring Boot framework.

Skills evaluated in this interview

Top Infosys Senior Associate Consultant Interview Questions and Answers

Q1. Suppose there are two tables: A Customer table and an Order table. The Order table has a column OrderID CustomerID, OrderStatus, and TotalAmount. The Customer table has the columns CustomerID, CustomerName, PhoneNumber, and Email. Write dow... read more
View answer (2)

Senior Associate Consultant Interview Questions asked at other Companies

Q1. What is journal entries? What is cash allotment? What is differance between PO and Non-PO Invoice? What is accural expanses? What is prepaid expanses? What is vendor ageing? What is MIS? What is trend report?
View answer (4)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Sep 2024. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Tell me about spring security that you have implemented in your project?
  • Ans. 

    Implemented Spring Security for authentication and authorization in project.

    • Used Spring Security to handle user authentication and authorization

    • Configured security rules in XML or Java configuration file

    • Implemented custom authentication provider or user details service if needed

    • Secured endpoints with role-based access control

    • Utilized CSRF protection to prevent cross-site request forgery

  • Answered by AI
  • Q2. Tell me security vulnerabilities that you have fixed in your project?
  • Ans. 

    I have fixed security vulnerabilities related to SQL injection, cross-site scripting, and insecure direct object references.

    • Implemented input validation to prevent SQL injection attacks

    • Escaped user input to prevent cross-site scripting attacks

    • Implemented access controls to prevent insecure direct object references

    • Regularly updated security patches and libraries

  • Answered by AI
  • Q3. What are challenges faced while migrating java 8 to java 17?
  • Ans. 

    Challenges faced while migrating Java 8 to Java 17 include compatibility issues, deprecated APIs, and potential performance impacts.

    • Compatibility issues with third-party libraries and frameworks

    • Deprecated APIs in Java 8 that may have been removed or changed in Java 17

    • Potential performance impacts due to changes in the JVM or compiler optimizations

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. Why are switching very early?
  • Ans. 

    I switched very early in my career to explore different opportunities and gain diverse experience.

    • To gain diverse experience and skills

    • To explore different career opportunities

    • To find a better fit for my interests and strengths

  • Answered by AI
  • Q2. Current salary and how much you are expecting from infosys?
  • Ans. 

    I am currently earning $80,000 and I am expecting a competitive salary from Infosys based on my experience and skills.

    • Current salary: $80,000

    • Expecting competitive salary from Infosys based on experience and skills

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Infosys Senior Associate Consultant interview:
  • Core Java
  • Spring Boot
  • Spring security
  • Microservices
  • AWS
Interview preparation tips for other job seekers - be prepare on core java first and then concentrate on spring boot, spring security and microservices.

Skills evaluated in this interview

Top Infosys Senior Associate Consultant Interview Questions and Answers

Q1. Suppose there are two tables: A Customer table and an Order table. The Order table has a column OrderID CustomerID, OrderStatus, and TotalAmount. The Customer table has the columns CustomerID, CustomerName, PhoneNumber, and Email. Write dow... read more
View answer (2)

Senior Associate Consultant Interview Questions asked at other Companies

Q1. What is journal entries? What is cash allotment? What is differance between PO and Non-PO Invoice? What is accural expanses? What is prepaid expanses? What is vendor ageing? What is MIS? What is trend report?
View answer (4)

Java Developer Interview Questions & Answers

user image Uddipon Duara

posted on 29 Oct 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Sep 2024.

Round 1 - Technical 

(6 Questions)

  • Q1. Core java basics - ConcurrentHashMap, Immutable class, Singleton
  • Q2. Write code to demonstrate the flow of Spring MVC
  • Ans. 

    Demonstrate the flow of Spring MVC through code

    • Create a controller class with request mapping annotations

    • Define methods in the controller to handle different requests

    • Configure the dispatcher servlet in web.xml

    • Create a view resolver to map logical view names to actual views

  • Answered by AI
  • Q3. Java Stream API
  • Q4. Find duplicates using stream api
  • Ans. 

    Use stream api to find duplicates in an array of strings

    • Convert array to stream using Arrays.stream()

    • Use Collectors.groupingBy() to group elements by their occurrences

    • Filter the map to find elements with count > 1

  • Answered by AI
  • Q5. Write code to put all the zeroes of an array to the end
  • Ans. 

    Move all zeroes in an array to the end without changing the order of other elements.

    • Iterate through the array and keep track of the index where non-zero elements should be placed.

    • After the iteration, fill the remaining positions with zeroes.

  • Answered by AI
  • Q6. Find if 2 given strings are anagrams
  • Ans. 

    Check if 2 strings are anagrams by comparing sorted characters

    • Sort the characters of both strings and compare if they are equal

    • Use a hashmap to store character frequencies and compare the maps

  • Answered by AI
Round 2 - Behavioral 

(5 Questions)

  • Q1. Discussion regarding my current work
  • Q2. How to check logs in an app
  • Ans. 

    To check logs in an app, access log files or use logging frameworks like Log4j.

    • Access log files directly in the application directory

    • Use logging frameworks like Log4j to log messages at different levels

    • Analyze log files for errors or debugging information

  • Answered by AI
  • Q3. 1 Problem solving question
  • Q4. How to manage during strict deadlines
  • Ans. 

    Prioritize tasks, break down work into smaller chunks, communicate with team, utilize time management techniques

    • Prioritize tasks based on importance and urgency

    • Break down work into smaller, manageable chunks to make progress

    • Communicate with team members to ensure everyone is on the same page

    • Utilize time management techniques such as Pomodoro technique or Agile methodologies

  • Answered by AI
  • Q5. Basic Hibernate and Java questions

Skills evaluated in this interview

Top Infosys Java Developer Interview Questions and Answers

Q1. OOPS QuestionWhich among String or String Buffer should be preferred when there are lot of updates required to be done in the data?
View answer (2)

Java Developer Interview Questions asked at other Companies

Q1. Sort 0 1You have been given an integer array/list(ARR) of size N that contains only integers, 0 and 1. Write a function to sort this array/list. Think of a solution which scans the array/list only once and don't require use of an extra arra... read more
View answer (4)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. SCD type 1 and SCD type 2 in databircks
  • Q2. How to pass parameters form ADF to ADB

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well on basics of dataenigineer

Azure Data Engineer Interview Questions asked at other Companies

Q1. 7. How can we load multiple(50)tables at a time using adf?
View answer (2)

Infosys Interview FAQs

How many rounds are there in Infosys interview?
Infosys interview process usually has 2-3 rounds. The most common rounds in the Infosys interview process are Technical, HR and Aptitude Test.
How to prepare for Infosys 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 Infosys. The most common topics and skills that interviewers at Infosys expect are SDLC, Java, Agile, Project Management and Performance Engineering.
What are the top questions asked in Infosys interview?

Some of the top questions asked at the Infosys interview -

  1. What is your strong point in terms of technical knowledge? Like JAVA, C, C++. ...read more
  2. 1. what is the difference between exception and error. How did u solve the erro...read more
  3. 1. Journal entry for Purchase with GST 2. Explain any one Ind AS 3. What is SAP...read more
How long is the Infosys interview process?

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

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Infosys Interview Process

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Interview experience

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Infosys Reviews and Ratings

based on 39.3k reviews

3.6/5

Rating in categories

3.7

Skill development

3.7

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2.7

Salary

4.1

Job security

3.7

Company culture

2.7

Promotions

3.3

Work satisfaction

Explore 39.3k Reviews and Ratings
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