Keolis MHI Rail Management and Operation Interview Questions and Answers

Q1. Storage classes, Volatile, Programs on arrays
Add your answer
Q2. Describe my project
Add your answer
Q3. SDLC in general
Ans. 
SDLC stands for Software Development Life Cycle, which is a process used by software development teams to design, develop, and test high-quality software.
• SDLC consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables to ensure the software meets the requirements and quality standards.

• Examples of SDLC models include...read more
Answered by AI
Add your answer
Q4. CAN protocol functionality
Ans. 
CAN protocol is a communication standard used in automotive and industrial applications.
• CAN protocol stands for Controller Area Network

• It is a message-based protocol used for communication between electronic control units (ECUs)

• CAN protocol allows for high-speed communication and real-time data transmission

• It is commonly used in automotive applications for functions such as engine control, transmission control, and bod...read more
Answered by AI
Add your answer

Q1. What is your confidence in work
Ans. 
I have a strong confidence in my work, built on experience, continuous learning, and a commitment to quality and collaboration.
• Experience: Over 10 years in engineering, successfully leading multiple projects from conception to completion.

• Continuous Learning: Regularly attend workshops and courses to stay updated with the latest technologies and methodologies.

• Quality Assurance: Implement rigorous testing protocols to en...read more
Answered by AI
Add your answer
Q2. What your aim to achieve in our company
Ans. 
I aim to leverage my expertise to drive innovation, enhance team collaboration, and contribute to impactful projects at your company.
• Utilize my technical skills to lead projects that improve efficiency, such as implementing automation tools to reduce manual tasks.

• Foster a collaborative team environment by mentoring junior engineers and sharing best practices, similar to my previous role where I led a successful knowled...read more
Answered by AI
Add your answer
Q3. Do you managework pressure
Ans. 
I effectively manage work pressure through prioritization, time management, and maintaining a positive mindset.
• Prioritization: I assess tasks based on urgency and importance, ensuring critical deadlines are met. For example, during a project crunch, I focus on high-impact features first.

• Time Management: I utilize tools like calendars and task lists to allocate time efficiently. For instance, I break down large projects...read more
Answered by AI
Add your answer

Detailed understanding of Spring Framework and Java Concepts.
Questions on Stream API
Questions on Concurrency
2 Coding questions first on String manipulation and second based on Tree.
Overall prepare good for Java concepts.

Q1. Microservices design pattern and monitoring related questions
Add your answer
Q2. Java interview questions on collections
Add your answer

Q1. Cloud ,java microservices and mongo related questions
Add your answer

Q1. Bits , bytes and xor.
Add your answer

Q1. Threads, mutex and IPC
Add your answer

Q1. Tell about company and yourself. More if behavioural round.
Add your answer

Q1. String Manipulation program
Ans. 
Create a program for string manipulation using an array of strings.
• Use built-in string manipulation functions like substring, replace, and concat.

• Iterate through the array of strings to perform different manipulations.

• Consider edge cases like empty strings or null values.

• Example: Reverse each string in the array and concatenate them together.
Answered by AI
Add your answer
Q2. Internal Working of HashMap
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to efficiently retrieve values.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• To retrieve a value, the key is hashed again to fi...read more
Answered by AI
Add your answer
Q3. Spring Annotations
Add your answer

Q1. Coding question
Add your answer
Q2. Maven working in Depth
Add your answer
Q3. SQL, Oracle/MySql
Add your answer

Q1. Basics of testing
Add your answer
Q2. Sql basic, joins
Add your answer
Q3. Unix and shell scripting
Add your answer