Renault Nissan Technology & Business Centre India Senior Test Engineer Interview Questions and Answers

Q1. HashMap internal working ?
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to retrieve values quickly.
• HashMap uses an array of buckets to store key-value pairs

• Each bucket contains a linked list of entries with the same hash code

• When a key-value pair is added, its hash code is used to determine the bucket and added to the linked list

• When a value is retrieved, its hash code is used to find the bucket and search the linked ...read more
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Q2. Set methods implementation
Ans. 
Set methods are used to set values of private variables in a class.
• Set methods are also known as setter methods.

• They are used to ensure encapsulation in object-oriented programming.

• They typically take a parameter and set the value of a private variable to that parameter.

• For example, a set method for a class variable 'name' might look like: public void setName(String name) { this.name = name; }
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Q1. Can’t remember the questions since it’s been 2months, but the questions were more scenario based and less theoretical.
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Design question related to past work experience and infotainment application

Q1. C++ basic questions
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Q2. Basic fundamentals
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