Happiest Minds Technologies Software Engineer Interview Questions, Process, and Tips

Basic coding along with general aptitude

Q1. What is oops describe with real time example?
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve a problem

• Encapsulation: Objects encapsulate data and behavior. Example: Car object with properties like color and methods like start()

• Inheritance: Objects can inherit attributes and methods from other objects. Example: Anima...read more
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Q2. Describe about data structures with real time examples?
Ans. 
Data structures are ways to organize and store data efficiently in a computer.
• Data structures are used to store and organize data in a way that makes it easy to access and manipulate.

• Examples of data structures include arrays, linked lists, stacks, queues, trees, and graphs.

• For example, an array is a data structure that stores a collection of elements in a contiguous block of memory.

• A linked list is a data structure wh...read more
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Q3. What makes you different from other candidates?
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Q1. Why do you choose happiest minds ?
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Q2. Why should we hire you?
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Q1. Which is the main virtue about technology that you like about yourself
Ans. 
My main virtue about technology is my ability to quickly adapt to new tools and languages.
• Quickly adapt to new tools and languages

• Ability to learn and apply new technologies efficiently

• Stay updated with the latest trends in technology
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Q1. What is Threading
Ans. 
Threading is a programming technique that allows multiple tasks to run concurrently within a single process.
• Threading allows for parallel execution of tasks within a program.

• Threads share the same memory space, allowing for efficient communication between tasks.

• Examples of threading include creating separate threads for handling user input and updating the UI in a GUI application.
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Q2. Define Opps concept
Ans. 
OOPs concept stands for Object-Oriented Programming concepts which include principles like inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the compl...read more
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Q3. Solid Pronciples
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Q4. Design Patterns
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Q1. ,What is your expected salary
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1 hr basic aptitude was held , it was pretty basic