SyStem> (RMS) ProcedureS in the VMS {operating SyStem} that {programS} call to proceSS {fileS} and {recordS} within fileS. RMS allowS programS to iSSue GET and PUT requeStS at the record level (record I/O) aS well aS read and write blockS (block I/O). VMS RMS iS an integral part of the SyStem Software itS procedureS run in executive mode. (2003-11-11)