MPE/iX Glossary of Terms and Acronyms (32650-90887)

70 Chapter2
Acronyms and Abbreviations
CCTL carriage control
CE customer engineer
CI command interpreter
CIB channel I/O buses
CIO channel I/O
CISC complex instruction set computer
CM compatibility mode
COBOL common business-oriented language
cpi characters per inch
CPU central processing unit
CRC cyclic redundancy check
CRT cathode ray tube
CS communications subsystems capability
CS/80 or CS-80 command set '80 protocol
CST code segment table
CSTX or XCST extended code segment table
CTB central bus
CV create volume capability
DAT dump analysis tool
DB database
DBE DBEnvironment
DBMS database management system
DCE data circuit-terminating equipment
DI diagnostician capability
DMA direct memory access
DMI digital multiplexed interface
DPAN dump analysis program
DRT device reference table
DS extra data segment capability or distributed system line
DSM diagnostic support monitor
DSN distributed systems network
DST data segment table
DTC Datacommunications and Terminal Controller
DTE data terminal equipment