The term refers to the acquisition of a specific version of Microsoft’s XML Core Services. This software component enables applications to work with XML-based data. As an example, a program requiring the parsing of an XML configuration file might necessitate obtaining this element.
Its significance stems from providing compatibility and functionality for software reliant on this particular XML processing engine. Historically, it has been a key element for applications developed during a specific era of software development, particularly those targeting Windows operating systems. Continued availability allows legacy systems to function correctly and prevents compatibility issues.