| Acronym | Meaning |
 | S | PRES Star Present |
 | COSTA | Cost Accounting (Code) |
 | TDD | Task Description Document |
 | GSA | General Services Administration |
 | DD | Decoder Driver |
 | MCT | Mission Control Table |
 | ROS | Removable Overhead Structure |
 | DP&S | Data Processi.ng And Software |
 | M | Million |
 | M&R | Maintenance And Refurbishment |