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Capgemini ETL Developer Lead Interview Questions and Answers
Capgemini ETL Developer Lead Interview Experiences
1 interview found
Janardhana Bandi
(1 Question)
- Q1. Explain What is ETL?
- Ans.
ETL stands for Extract, Transform, Load. It is a process used to extract data from various sources, transform it into a consistent format, and load it into a target database or data warehouse.
Extract: Involves extracting data from multiple sources such as databases, files, APIs, etc.
Transform: Involves cleaning, filtering, aggregating, and converting the extracted data into a format suitable for analysis.
Load: Involves...
(1 Question)
- Q1. Tell me the complex ETL jobs designed
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Selected
I was interviewed in Jul 2024.
It was a basic filtering round based on aptitude.
I had two medium-level LeetCode questions.
(3 Questions)
- Q1. During the interview, I was asked both HR and technical questions. Initially, I responded to technical inquiries regarding HTML, MongoDB, SQL, and JavaScript, as they were listed on my resume. After addres...
- Q2. What are different types of tag in html and tags which do not require closing tag
- Q3. Sql query for highest salary from list of employees table
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Selected
I applied via Company Website and was interviewed in Dec 2024. There were 5 interview rounds.
An aptitude test is an assessment to measure a candidate mental aptitude/mental ability
(3 Questions)
- Q1. Can you briefly Tell us about yourself?
- Q2. What do you consider to be your strongest points?
- Q3. Which programming languages do you use regularly in your work
A group discussion is a structured conversation in which participants share their ideas, perspectives, and solutions on a specific topic.
(2 Questions)
- Q1. What motivates you to seek employment at Wipro?
- Q2. What are your long-term career goals?
Assignment details refer to the specifics of an assignment, including any documents and/or emails or subsequent correspondence between the company and the client.
Interview Preparation Tips
- Your academic achievement
- Responsibility related to your p
- The way you address mistakes at
I applied via Company Website and was interviewed in Nov 2024. There were 2 interview rounds.
(7 Questions)
- Q1. Create one Spring boot controller from end to end. No need to create a spring boot project we just want to see the structure and end to end implementation.
- Q2. Write a java 8 program to get the characters from a string whose count is 2 or more than 2 e.g. input: baseball , output: b, a, l.
- Q3. Why you left your previous organization.
- Q4. What is the functional interface
- Q5. What are the OOPS concepts. and some questions related to inheritance.
- Q6. Asked about the project mentioned in CV (Client project) and asked its architecture.
- Q7. Various SQL join types
(3 Questions)
- Q1. Are you ready to relocate to job location
- Q2. Why are you leaving your previous organization.
- Q3. Expectation about salary
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Selected
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
(6 Questions)
- Q1. Java 8 , java 11 and java 17 features?
- Ans.
Java 8 introduced lambda expressions, Java 11 added local-variable syntax for lambda parameters, and Java 17 included sealed classes and pattern matching.
Java 8 introduced lambda expressions for functional programming.
Java 11 added local-variable syntax for lambda parameters to simplify code.
Java 17 included sealed classes to restrict inheritance and pattern matching for instanceof checks and type casts.
- Q2. Dispatcher servlet, design patterns
- Q3. @SpringbootApplication annotation, actuators
- Q4. String Coding question with java 8 features such as lambda function and stream api
- Q5. Number of words in a string
- Ans.
Count the number of words in a given string.
Split the string by spaces and count the number of resulting elements.
Handle edge cases like multiple spaces or empty strings.
Consider punctuation marks as part of words unless specified otherwise.
- Q6. Microservice design patterns
I applied via campus placement at Indraprastha Institute of Information Technology (IIIT), Delhi and was interviewed in Nov 2024. There were 4 interview rounds.
First round was Aptitude which was quite easy
(2 Questions)
- Q1. Resume bases Question
- Q2. Question on OOPS
(1 Question)
- Q1. Resume and scenario based question
(2 Questions)
- Q1. Introduce yourself
- Ans.
I am a software developer with 5 years of experience in Java and Python.
Experienced in Java and Python programming languages
Worked on developing web applications using Spring framework
Familiar with Agile development methodologies
- Q2. What challenges do you faced during your project and how you approached them
- Ans.
I faced challenges with integrating third-party APIs and resolved them by thoroughly researching documentation and seeking help from colleagues.
Integrating third-party APIs required understanding complex documentation
Encountered issues with data formatting and authentication
Collaborated with team members to troubleshoot and find solutions
I applied via Naukri.com and was interviewed in Nov 2024. There was 1 interview round.
(3 Questions)
- Q1. Difference between hashmap and hash table
- Ans.
HashMap is non-synchronized and allows null values, while HashTable is synchronized and does not allow null values.
HashMap is non-synchronized, meaning it is not thread-safe, while HashTable is synchronized and thread-safe.
HashMap allows null values for both keys and values, while HashTable does not allow null keys or values.
HashMap is generally preferred for non-thread-safe applications, while HashTable is used in mul
- Q2. Static block related questions
- Q3. Arraylist and linkedlist question
Skills evaluated in this interview
I applied via Job Fair and was interviewed in Oct 2024. There were 4 interview rounds.
Onlin test consist pf easy numerical questions
Easy questions not so difficult
(3 Questions)
- Q1. Java oops concept
- Q2. Basic sprophramming questions
- Q3. Networking firewall cisco
(2 Questions)
- Q1. Personal questions
- Q2. Whetehr to willing to work in any locations
- Ans.
Yes, I am willing to work in any location for the right opportunity.
I am open to relocating for the right job opportunity
I am flexible and adaptable to new environments
I believe working in different locations can provide valuable experiences and growth opportunities
Interview Preparation Tips
- Networking
Software Developer Interview Questions & Answers
Societe Generale Global Solution Centre
Anonymous
posted on 11 Jan 2025
Selected
I applied via campus placement at Vellore Institute of Technology (VIT) and was interviewed before Jan 2024. There were 4 interview rounds.
3 coding problems
1 aptitude
1 puzzle
3 hrs duration
(2 Questions)
- Q1. Sorting algorithms
- Q2. 1 puzzle - burning candles
(2 Questions)
- Q1. General discussion on resume
- Q2. Few reasoning questions
(1 Question)
- Q1. About company work culture
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(9 Questions)
- Q1. Transactions in springboot
- Ans.
Transactions in Spring Boot manage database operations as a single unit of work to ensure data integrity.
Spring Boot provides support for declarative transaction management using @Transactional annotation.
Transactions can be configured at class or method level.
Transactions can be rolled back in case of exceptions to maintain data consistency.
Example: @Transactional annotation on a service method ensures that all databa...
- Q2. Difference between arraylist and linked list
- Ans.
ArrayList is resizable array implementation, LinkedList is doubly linked list implementation.
ArrayList uses dynamic array to store elements, LinkedList uses doubly linked list.
ArrayList is faster for accessing elements by index, LinkedList is faster for adding/removing elements.
Example: ArrayList
arrList = new ArrayList<>(); LinkedList linkedList = new LinkedList<>();
- Q3. How REST API used
- Ans.
REST API is used to communicate between client and server using HTTP methods like GET, POST, PUT, DELETE.
REST API allows clients to access and manipulate resources on a server using standard HTTP methods.
It uses URLs to identify resources and HTTP methods to perform actions on those resources.
Common HTTP methods used in REST API are GET (retrieve data), POST (create data), PUT (update data), DELETE (remove data).
REST A...
- Q4. Annotations in springboot
- Ans.
Annotations in Spring Boot are used to provide metadata about the application and its components.
Annotations are used to configure Spring Boot applications, define beans, handle requests, etc.
Examples include @SpringBootApplication, @RestController, @Autowired, @RequestMapping, etc.
- Q5. Features of java 8
- Ans.
Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods in interfaces.
Lambda expressions allow for more concise code and enable functional programming.
Functional interfaces are interfaces with a single abstract method, used for lambda expressions.
Streams provide a way to work with collections of objects in a functional style.
Default methods in interfaces ...
- Q6. How interface is implemented in java
- Ans.
Interfaces in Java are implemented using the 'implements' keyword, allowing classes to provide specific implementations for methods defined in the interface.
Interfaces in Java define a contract for classes to implement, specifying method signatures without implementations.
A class can implement multiple interfaces by separating them with commas.
Classes implementing an interface must provide concrete implementations for ...
- Q7. How stream API works
- Ans.
Stream API in Java provides a way to process collections of objects in a functional style.
Stream API allows for functional-style operations on collections like map, filter, reduce, etc.
It supports lazy evaluation, meaning operations are only performed when needed.
Streams can be sequential or parallel, depending on the source and operations used.
- Q8. Benefits of springboot over spring
- Ans.
Spring Boot simplifies the setup and development of Spring applications by providing a convention-over-configuration approach.
Spring Boot eliminates the need for XML configuration by using annotations and sensible defaults.
It includes embedded servers like Tomcat, Jetty, or Undertow, making it easy to deploy standalone applications.
Auto-configuration feature reduces the amount of boilerplate code needed to set up a Spr...
- Q9. Difference between throw and throwable
- Ans.
throw is a keyword used to explicitly throw an exception, while Throwable is a class that serves as the base class for all exceptions in Java.
throw is used to throw an exception in a method, while Throwable is the superclass of all exceptions in Java.
throw is followed by an instance of Throwable class or its subclasses, while Throwable is a class that provides common methods for handling exceptions.
Example: throw new N...
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