Hyundai Motor India Limited Senior Engineer Interview Questions and Answers

Q1. Frf measurements
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Q2. Structural vibrations
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Q1. Resonance and modal shapes
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Q2. Real time application
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Real time application refers to software that processes data as it is received, providing immediate results.
• Real time applications require fast processing and low latency

• Examples include stock trading platforms, traffic monitoring systems, and online gaming

• Real time applications often rely on event-driven architecture and streaming data processing

• Real time applications can be challenging to develop and require careful
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Simple Aptitude contains all topic through campus placement

Q1. Describe the final year project. Basic understanding of the subject .
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Q1. Why do you want to join Mahindra
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Q1. Project Related Questions
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Q2. 1 DSA and System Design Problem
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Implement a function to reverse a linked list
• Create a new linked list to store the reversed elements

• Traverse the original linked list and insert each node at the beginning of the new linked list

• Update the head of the new linked list as the last node of the original linked list
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Q1. More Technical Questions on Project
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Q1. Scenario Based Questions
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Q2. Checking to fit in culture
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Q1. Difference between IOC and DI?
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IOC is a design pattern where control is inverted, while DI is a technique to achieve IOC by injecting dependencies into a class.
• IOC stands for Inversion of Control, where the control of flow is inverted from the traditional top-down approach.

• DI stands for Dependency Injection, a technique used to implement IOC by injecting dependencies into a class from an external source.

• IOC is a design principle, while DI is a techn...read more
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Q2. Exception handling in the spiring Boot?
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Exception handling in Spring Boot allows developers to gracefully handle errors and provide meaningful responses to users.
• Use @ControllerAdvice to handle exceptions globally

• Use @ExceptionHandler to handle specific exceptions

• Return custom error messages or responses to users
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Q3. @RequestBody annotation?
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Annotation used in Spring framework to bind the HTTP request body to a method parameter.
• Used in Spring MVC to indicate that a method parameter should be bound to the body of the web request.

• Can be used with various data types like JSON, XML, etc.

• Helps in simplifying the process of handling request data in Spring applications.
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Q4. Function and BiFunction?
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Q5. Equals and Hashcode ?
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Q6. Type casting in the Java?
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Type casting in Java is the process of converting one data type into another.
• Type casting can be done implicitly or explicitly in Java.

• Implicit type casting is done when a smaller data type is converted to a larger data type, while explicit type casting is done when a larger data type is converted to a smaller data type.

• Example of implicit type casting: int num = 10; double result = num;

• Example of explicit type casting
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Q7. Intermediate and terminal operators in Java?
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Intermediate and terminal operators are used in Java streams to perform intermediate and terminal operations on elements.
• Intermediate operators are used to transform, filter, or manipulate elements in a stream before passing them to the next operation. Examples include map(), filter(), and sorted().

• Terminal operators are used to trigger the processing of elements in a stream and produce a result. Examples include forEa
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Q8. Functional interface in java?
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Functional interface in Java is an interface with only one abstract method. It can have multiple default or static methods.
• Functional interfaces can be annotated with @FunctionalInterface to ensure they have only one abstract method.

• Examples of functional interfaces in Java include Runnable, Callable, and ActionListener.

• Lambda expressions can be used to implement functional interfaces concisely.
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Q9. Various methods in the RestApi?
Ans. 
Various methods in RestApi include GET, POST, PUT, DELETE.
• GET - Used to retrieve data from the server. Example: GET /users

• POST - Used to send data to the server to create a new resource. Example: POST /users

• PUT - Used to update an existing resource on the server. Example: PUT /users/1

• DELETE - Used to delete a resource on the server. Example: DELETE /users/1
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Q10. Coding question find the first non repeting char in the string using java 8.
Ans. 
Using Java 8, find the first non-repeating character in a string.
• Use Java 8 streams to convert the string to a character array.

• Use Collectors.groupingBy to group characters by count.

• Filter out characters with count > 1 and find the first character with count 1.
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Q11. Find the sum of all even numbers without using inbuild methods using stream api.
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Sum of all even numbers without using inbuild methods using stream api
• Create an array of numbers

• Use stream to filter out even numbers

• Use stream to sum up the filtered even numbers
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60 minutes mechanical engineering topic thermal, som, heat transfer

Ev in day today life

Q1. Liner and terbulant flow
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Q1. General question
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Some objective type question, One easy question on string, REsT API design in hackerank

Q1. Most of the questions was from my primary skils, Be prepared with you have mentioned in your resume.
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Q1. Package discussion
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Q1. Questions about resume and about yourself.
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Online coding test, 2 questions

Q1. Two interviews with managers. All behavioral questions.
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Q2. Tell me about yourself?
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Q3. Explain a time where you had a difficult team member.
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Q4. Explain projects you have worked on and the difficulties you faced?
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