Microsoft Visual Basic is a software development language and suite of products that allows developers to create a wide range of business software solutions. Visual Basic is an event-driven programming language, which means that it is designed to respond to user actions, such as clicking a button or entering data into a form.

There have been several versions of Visual Basic, with the latest being Visual Basic .NET (VB.NET). Visual Basic 6 (VB6) is an earlier version of the language that is no longer supported by Microsoft. However, many businesses still use VB6 applications, and there is a large community of developers who continue to work with the language.

Visual Basic 6 was primarily used to develop desktop applications for the Windows operating system. It included a variety of tools and libraries for building user interfaces, accessing databases, and working with other resources. Visual Basic 6 applications could be compiled into standalone executables, or they could be run as interpreted scripts.

VB.NET is a more modern version of Visual Basic that was introduced in 2002. It is based on the .NET framework, which is a set of tools and libraries for building Windows applications. VB.NET is a fully object-oriented language, and it includes many features that were not available in VB6, such as support for web development and mobile app development.

Like VB6, VB.NET can be used to develop a wide range of business software solutions, including desktop applications, web applications, and mobile apps. It is particularly well-suited for developing Windows applications, but it can also be used to develop applications for other platforms, such as macOS and Linux.

Overall, Microsoft Visual Basic is a powerful and versatile software development language and suite of products that can be used to create a wide range of business software solutions. It is particularly well-suited for developing Windows applications, but it can also be used to develop applications for other platforms.