HARMAN Software Developer Interview Questions, Process, and Tips

Q1. Virtual function, smart pointers, IPC
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Q1. Why we need ood ?
Ans. 
OOD (Object-Oriented Design) is essential for creating modular, reusable, and maintainable software systems.
• OOD helps in organizing code into manageable components

• Encourages code reusability through inheritance and polymorphism

• Facilitates easier maintenance and updates

• Promotes scalability and flexibility in software development

• Enables better collaboration among team members
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Q2. What is using namespace std; ?
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using namespace std; is a directive in C++ that allows the programmer to use all elements of the standard C++ library without specifying the std:: prefix.
• It is used to avoid having to write std:: before standard library elements.

• It should be used with caution as it can lead to naming conflicts.

• Example: cout << 'Hello, World!'; instead of std::cout << 'Hello, World!';
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Q1. What is polymorphism ?
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Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Animal class with methods like eat() can be inherited by classes like Dog and Cat, which can override
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Q2. Write sorting algorithm ?
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A sorting algorithm is a method used to arrange elements in a specific order.
• Common sorting algorithms include Bubble Sort, Selection Sort, Insertion Sort, Merge Sort, Quick Sort, and Heap Sort.

• Bubble Sort compares adjacent elements and swaps them if they are in the wrong order.

• Merge Sort divides the array into two halves, sorts them separately, and then merges them back together.

• Quick Sort picks a pivot element and pa...read more
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1 question on Data Structures and Algorithms

Q1. Questions on project and basic DSA
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General mathematics questions we be asked

Program name will be given we have write the coding

Q1. We have to describe the topic what they have given to us
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Q1. Y u have choosen this company,this field etc
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C++ & C Based Questions Mostly from Arrays, Linked List, Queues

Q1. How to reverse a string?
Ans. 
To reverse a string, iterate through the string and append each character to a new string in reverse order.
• Create an empty string to store the reversed string

• Iterate through the original string from the end to the beginning

• Append each character to the new string

• Return the new string
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Q1. C,c++ questions like oops
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Networking and linux internals