A directory service defines a namespace for the network. The namespace is used to assign a name (unique identifier) to each of the objects. Directories typically have a set of rules determining how network resources are named and identified, which usually includes a requirement that the identifiers be unique and unambiguous.
The Houston Oilers moved to Tennessee and became the Tennessee Oilers for the 1997 season. The team changed their name from Oilers to Titans in 1999. 1 person found this useful.
The first blow came in 2004, when then-President George W. Bush announced the end of the space shuttle program. His plan was to replace it with a return-to-the-moon program run out of Houston. Then in 2010, President Barack Obama canceled that over-budget Houston-centric shuttle replacement program. He proposed going to an asteroid in a plan that at the moment is less detailed, especially when it comes to Houston's role.