ActiveX controls are among the many types of components that use COM technologies to provide interoperability with other types of COM components and services. ActiveX controls are the third version of OLE controls (OCX), providing a number of enhancements.... (Microsoft's definition)

Relatively new (born in 1995) object-oriented programming language from Sun Microsystems. Extremely powerful and portable while not complicated. Note: JavaScript is not Java!

C was developed in early 1970's by Dennis Ritchie and Brian Kernighan at Bell Labs. C++ developed in early 1980's by Bjarne Stroustrup. One of the most popular programming language.

And ... some more.

Delphi's roots lie in Borland's Turbo Pascal, introduced in the mid-1980s. Object Pascal, the object-oriented extensions to Pascal, is the underlying language of Delphi. A better way of describing Delphi is an Object Pascal-based visual development environment.

PASCAL is a programming language developed by Niklaus Wirth in the late 1960s. The language is named after Blaise Pascal, a 17th-century French mathematician who constructed one of the first mechanical adding machines.

.NET is the Microsoft Web services strategy to connect information, people, systems, and devices through software. Integrated across the Microsoft platform, .NET technology provides the ability to quickly build, deploy, manage, and use connected, security-enhanced solutions with Web services.

BASIC (Beginner's All Purpose Symbolic Instruction Code) was meant to be a very simple language to learn and also one that would be easy to translate. Bill Gates and Paul Allen had something different in mind (and named it "Visual Basic")