Renault Nissan Technology & Business Centre India Senior Java Developer Interview Questions and Answers

Q1. Tell me about About yourself
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Q2. Describe your projects
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Q3. How you implement machine learning algorithms in cars
Ans. 
Machine learning algorithms in cars are implemented through sensors, data collection, training models, and real-time decision-making.
• Collecting data from various sensors installed in the car, such as cameras, lidar, radar, and GPS.

• Training machine learning models using the collected data to recognize patterns and make predictions.

• Implementing real-time decision-making algorithms in the car's onboard computer to assist ...read more
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Q1. Java 8 questions. What is lambda function.
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Q2. Given an array use Java 8 feature to sum all no and give output
Ans. 
Sum all numbers in an array using Java 8 features.
• Use the stream() method to convert the array into a stream of elements.

• Use the mapToInt() method to convert the stream of elements into a stream of integers.

• Use the sum() method to calculate the sum of all integers in the stream.
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Q3. Second largest element in an array
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Find the second largest element in an array of strings.
• Sort the array in descending order

• Return the element at index 1
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Maximum some in an array

Q1. About Core Java
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Q2. What is JVM & JRE
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JVM stands for Java Virtual Machine, which is responsible for running Java programs. JRE stands for Java Runtime Environment, which includes JVM along with libraries and other components necessary for running Java applications.
• JVM is an abstract machine that provides a runtime environment in which Java bytecode can be executed.

• JRE includes JVM, libraries, and other files necessary for running Java applications.

• JVM is p...read more
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Q1. Date of Joining
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Q2. When will you able to Join!
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Q1. Basic oop questions
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Quantitative, verbal

2 coding questions easy, medium

Q1. SQL queries, java, oops
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Q2. Projects resume
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Basic Arithemetic , Algebra , Geometry , Percentages , Ratios , Number Series

Linked list and tree based questions

2 leetcode easy questions

Q1. An hour interview with hiring managers
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Q1. Current work background
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Q2. C pointers concept
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Q3. Rtos concepts were asked
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Q4. Given a tech situation, they judged my thought process, that how I perceive a problem
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