.NET Core is a cross-platform, high-performance framework for building modern, cloud-based, and internet-connected applications, developed by Microsoft. It supports multiple programming languages, enables deployment on Windows, macOS, and Linux, and provides a modular architecture for scalable and maintainable software development.
Java backend development involves creating server-side applications that handle the business logic, database interactions, and integrations for web and mobile applications. It leverages Java's robust, platform-independent features and frameworks like Spring Boot to build scalable, secure, and high-performance services.
Python backend development focuses on building server-side applications that manage data processing, business logic, and database interactions for web and mobile applications. It utilizes Python's simplicity and readability along with frameworks like Django and Flask to create scalable, secure, and efficient services.