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OOP is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
OOP focuses on creating objects that interact with each other to solve problems.
Key concepts include classes, objects, inheritance, polymorphism, and encapsulation.
Classes are blueprints for creating objects, defining their properties and behaviors.
Objects are instances of class...
I applied via Naukri.com and was interviewed before Mar 2022. There were 2 interview rounds.
Top trending discussions
I applied via Walk-in and was interviewed before Jun 2022. There were 3 interview rounds.
Write a program how to sort
I applied via Facebook and was interviewed in Sep 2021. There were 3 interview rounds.
I applied via Referral and was interviewed before May 2022. There were 2 interview rounds.
Developed a web application for managing customer orders and inventory.
Used JavaScript, HTML, and CSS to build the front-end interface.
Implemented a RESTful API using Node.js and Express.js for the back-end functionality.
Utilized a PostgreSQL database to store and retrieve data.
Implemented authentication and authorization features for secure access.
Performed unit testing and debugging to ensure the application's functi...
Designing a system involves creating a high-level architecture and breaking it down into low-level components.
Start by identifying the problem the system needs to solve
Create a high-level architecture that outlines the major components and their interactions
Break down each component into smaller, more manageable pieces
Design each low-level component with a specific function in mind
Ensure that all components work togeth...
I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.
Moving average in pandas is a statistical calculation that smooths out fluctuations in data by averaging values over a specified time period.
Use the 'rolling' function in pandas to calculate moving averages
Specify the window size for the moving average calculation
Example: df['moving_avg'] = df['column'].rolling(window=3).mean()
I applied via Referral and was interviewed before Dec 2020. There was 1 interview round.
Threading is a way to execute multiple tasks concurrently in a single program.
Threading allows for parallel execution of code
Threads share the same memory space
Example: running a background task while the main program continues to run
I applied via Naukri.com and was interviewed in Feb 2024. There was 1 interview round.
Components are reusable and independent parts of a software system that perform specific functions.
Components are modular and can be easily integrated into different parts of a software system.
They help in organizing code and promoting reusability.
Examples include buttons, input fields, and dropdown menus in a user interface.
Components can be class-based (e.g. React components) or function-based (e.g. Angular component
ES6 features in JavaScript include arrow functions, classes, template literals, destructuring, and more.
Arrow functions provide a more concise syntax for writing functions.
Classes allow for easier object-oriented programming.
Template literals enable easier string interpolation.
Destructuring simplifies extracting values from arrays and objects.
I applied via Naukri.com and was interviewed in Feb 2022. There were 2 interview rounds.
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