My concern was that I would not be issued a SEAL Challenge Contract because of my age, if I WERE to have to use a second or third attempt I would be above the cutoff age. So that was my question. Sorry for the lack of detail.
Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format which is both human-readable and machine-readable. It is defined by the W3C 's XML 1.0 Specification and by several other related specifications, all of which are free open standards.
For someone who is not aware of XML, you can think of it as something that is used to describe data. Thus, two systems which are running on different technologies can communicate and exchange data with one another using XML. For example, below is a sample XML document which describes an employee.