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Expleo Solutions Interview Questions and Answers
32 Interview questions
High-Level Integration Testing (HSIT) and Unit Testing involve various standards and methods to ensure software quality and functionality.
HSIT focuses on testing the interactions between integrated components or systems, ensuring they work together as intended.
Unit Testing involves testing individual components or functions in isolation to verify their correctness, often using frameworks like JUnit or NUnit.
Common...
Verification ensures systems meet specifications; validation confirms they fulfill intended use in avionics.
Verification involves checking if the system meets design specifications, e.g., testing software against requirements.
Validation ensures the system meets user needs and intended use, e.g., flight tests to confirm aircraft performance.
In avionics, VnV is critical for safety; for instance, ensuring autopilot s...
A promise is an object representing the eventual completion or failure of an asynchronous operation.
Promises can be in three states: pending, fulfilled, or rejected.
They allow for cleaner asynchronous code compared to callbacks.
Example: const myPromise = new Promise((resolve, reject) => { /* async operation */ });
You can chain promises using .then() and .catch() for handling results and errors.
Example: myPromis...
Expleo is a global company specializing in engineering, quality and digital solutions for industries such as aerospace, automotive, and banking.
Expleo offers services in areas such as digital transformation, quality assurance, and engineering solutions.
They work with industries like aerospace, automotive, banking, and healthcare.
Expleo helps clients improve their processes, products, and services through innovativ...
What people are saying about Expleo Solutions
Use regular expressions to separate characters and numbers from a word.
Use regular expression to match characters and numbers separately
For characters: /[a-zA-Z]/g
For numbers: /[0-9]/g
Example: word = 'hello123', characters = ['h', 'e', 'l', 'l', 'o'], numbers = ['1', '2', '3']
Some design patterns in microservices architecture include Service Registry, Circuit Breaker, and API Gateway.
Service Registry: Allows services to dynamically discover and communicate with each other.
Circuit Breaker: Prevents cascading failures by failing fast and providing fallback mechanisms.
API Gateway: Acts as a single entry point for clients to access multiple microservices.
Event Sourcing: Stores the state of...
JDK is Java Development Kit, which includes tools for developing Java applications. JIT is Just-In-Time compiler, which compiles Java bytecode to native machine code at runtime.
JDK is a software development kit used for developing Java applications.
JIT is a component of the Java Virtual Machine (JVM) that improves the performance of Java applications by compiling bytecode to native machine code at runtime.
JDK incl...
OOP (Object-Oriented Programming) is a programming paradigm based on objects and classes to structure software design.
Encapsulation: Bundling data and methods that operate on the data within one unit (e.g., a class).
Inheritance: Mechanism where a new class inherits properties and behavior from an existing class (e.g., a 'Dog' class inheriting from an 'Animal' class).
Polymorphism: Ability to present the same interf...
Multithreading is a programming concept where multiple threads run concurrently within a single process.
Allows for parallel execution of tasks
Improves performance by utilizing multiple CPU cores
Requires synchronization to prevent race conditions
Examples: creating a GUI application with responsive UI, processing multiple requests simultaneously in a web server
Handling imbalanced data involves techniques like resampling, using different algorithms, and adjusting class weights.
Use resampling techniques like oversampling or undersampling to balance the data
Utilize algorithms that are robust to imbalanced data, such as Random Forest or XGBoost
Adjust class weights in the model to give more importance to minority class
Expleo Solutions Interview Experiences
67 interviews found
Anonymous
I applied via Naukri.com
(7 Questions)
- Q1. What is OOP Concepts
- Q2. What is Method Overloading and Method Overriding
- Ans.
Method overloading is when multiple methods have the same name but different parameters. Method overriding is when a subclass provides a specific implementation of a method that is already provided by its parent class.
Method overloading involves creating multiple methods in the same class with the same name but different parameters.
Method overriding occurs in a subclass that provides a specific implementation of a meth...
- Q3. Servlet Life Cycle
- Q4. Spring boot annotations
- Q5. What you know about Multithreading
- Q6. What are design patterns you follow in microservices architecture
- Q7. What is JDK Vs JIT
- Ans.
JDK is Java Development Kit, which includes tools for developing Java applications. JIT is Just-In-Time compiler, which compiles Java bytecode to native machine code at runtime.
JDK is a software development kit used for developing Java applications.
JIT is a component of the Java Virtual Machine (JVM) that improves the performance of Java applications by compiling bytecode to native machine code at runtime.
JDK includes ...
Interview Preparation Tips
Skills evaluated in this interview
(2 Questions)
- Q1. C language questions
- Q2. Previous project related
(2 Questions)
- Q1. Aero space testing questions
- Q2. Embedded testing questions
Selected
I applied via Campus Placement and was interviewed in Jun 2024. There were 4 interview rounds.
Quanitative and reasoning
Advance java concepts
Non technical group discussion
(5 Questions)
- Q1. Questions from networking,core programming,sql queries
- Q2. Data science(algorithms,data preprocessing)
- Q3. Web devlopment(css,js)
- Q4. Problem solving using java
- Q5. Questions from project
(3 Questions)
- Q1. Questions from project
- Q2. Questions from resume
- Q3. What do you know about expleo
- Ans.
Expleo is a global company specializing in engineering, quality and digital solutions for industries such as aerospace, automotive, and banking.
Expleo offers services in areas such as digital transformation, quality assurance, and engineering solutions.
They work with industries like aerospace, automotive, banking, and healthcare.
Expleo helps clients improve their processes, products, and services through innovative sol...
Interview Preparation Tips
(3 Questions)
- Q1. How to handle imbalanced data
- Ans.
Handling imbalanced data involves techniques like resampling, using different algorithms, and adjusting class weights.
Use resampling techniques like oversampling or undersampling to balance the data
Utilize algorithms that are robust to imbalanced data, such as Random Forest or XGBoost
Adjust class weights in the model to give more importance to minority class
- Q2. Write python code to get correlation between two features
- Ans.
Python code to calculate correlation between two features
Import pandas library
Use df.corr() method to calculate correlation between two features
Specify the two features as arguments to the corr() method
- Q3. How to handle outliers
- Ans.
Outliers can be handled by removing, transforming, or imputing them based on the context of the data.
Identify outliers using statistical methods like Z-score, IQR, or visualization techniques.
Remove outliers if they are due to data entry errors or measurement errors.
Transform skewed data using log transformation or winsorization to reduce the impact of outliers.
Impute outliers with the median or mean if they are valid ...
(2 Questions)
- Q1. How will you handle client when task is not completed on time.
- Ans.
I would communicate openly with the client, provide updates on the progress, and discuss potential solutions to meet the deadline.
Communicate proactively with the client about the delay
Provide regular updates on the progress of the task
Discuss potential solutions to meet the deadline, such as reallocating resources or extending the timeline
Apologize for the delay and take responsibility for the situation
Ensure that the...
- Q2. ML,DL AND NLP questions
Skills evaluated in this interview
Associate Software Engineer Interview Questions & Answers
Mallikarjun Maralinganavar
posted on 2 Mar 2025
I appeared for an interview in Sep 2024.
. ... . . . ..
. . ... . . . ..
. . ... . . . ..
(2 Questions)
- Q1. Related to testing
- Q2. Related to testing
(2 Questions)
- Q1. Work location .. ..
- Q2. Joining date
Interview Preparation Tips
I applied via Approached by Company and was interviewed in Sep 2024. There were 2 interview rounds.
Purely About the ANSCI C
(2 Questions)
- Q1. About the work experience
- Q2. About the work experience from previous job
I appeared for an interview in Feb 2025.
Four years of experience as an Angular Developer (Senior Software Developer), with expertise in JavaScript, including concepts such as promise.all, promise.race, prototype inheritance, rest parameters, spread syntax, subjects, and behavioral subjects.
(2 Questions)
- Q1. What is promise
- Ans.
A promise is an object representing the eventual completion or failure of an asynchronous operation.
Promises can be in three states: pending, fulfilled, or rejected.
They allow for cleaner asynchronous code compared to callbacks.
Example: const myPromise = new Promise((resolve, reject) => { /* async operation */ });
You can chain promises using .then() and .catch() for handling results and errors.
Example: myPromise.the...
- Q2. What are subject s
- Ans.
Subjects are topics or areas of knowledge studied or discussed, often in academic or professional contexts.
Subjects can range from mathematics, science, literature to specialized fields like software development.
In education, subjects are organized into curricula, e.g., high school subjects include biology, chemistry, and history.
In software development, subjects may refer to specific technologies or methodologies, suc...
Interview Preparation Tips
Selected
I applied via Walk-in and was interviewed in Dec 2024. There were 2 interview rounds.
All the basic elements are.
All advance questions
Interview Preparation Tips
I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
(1 Question)
- Q1. How to separate character and number from a word
- Ans.
Use regular expressions to separate characters and numbers from a word.
Use regular expression to match characters and numbers separately
For characters: /[a-zA-Z]/g
For numbers: /[0-9]/g
Example: word = 'hello123', characters = ['h', 'e', 'l', 'l', 'o'], numbers = ['1', '2', '3']
Skills evaluated in this interview
I applied via Recruitment Consulltant and was interviewed in Jul 2024. There was 1 interview round.
Simple Java program, and code for Selenium
Expleo Solutions Interview FAQs
Some of the top questions asked at the Expleo Solutions interview -
The duration of Expleo Solutions interview process can vary, but typically it takes about less than 2 weeks to complete.
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Expleo Solutions Interviews By Designations
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Overall Interview Experience Rating
based on 68 interview experiences
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Expleo Solutions Reviews and Ratings
based on 656 reviews
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3-6 Yrs
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Software Engineer
504
salaries
|  â‚ą3.4 L/yr - â‚ą8.4 L/yr |
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406
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| â‚ą5 L/yr - â‚ą12 L/yr |
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230
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| â‚ą2.5 L/yr - â‚ą8.1 L/yr |
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