What is .NET Framework? The .NET Framework is a software development platform developed by Microsoft. It provides tools and libraries to build and run Windows applications, web services, and web apps. It gives tools and libraries that make it easier to write programs. It also helps the computer run those programs safely and efficiently. Microsoft started working on .NET Framework in the late 1990s . The first version, .NET Framework 1.0 , was released in 2002 . The .NET Framework is made up of several important components: 1. Common Language Runtime (CLR) is the core engine that runs your program. It converts your code into machine code that the computer can understand, manages memory, handles errors, and ensures that your program runs safely. 2. The Class Library is a large collection of ready-made code that helps you perform common tasks like working with files, databases, graphics, the i...