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ACB
application control block
AGN
application group name
AOI
automated operator interface
APAR
authorized program analysis report
APF
authorized program facility
APPC
advanced program to program
communication
ARLN
automatic RECON loss notification
ARM
Automatic Restart Manager
AWE
Asynchronous Work Element
BMP
batch message program
BPE
Base Primitive Environment
BSDS
boot strap data set
CBPDO
custom built product delivery
offering
CI
control interval
CICS
Customer Information Control
System
CQS
Common Queue Server
CSA
common system area
CSI
consolidated software inventory
CSL
Common Service Layer
CST
Consolidated Service Test
CTC
channel-to-channel
DASD
direct access storage device
DB/DC
database/data communications
DB2
DATABASE 2
DBA
database administrator
DBCTL
database control
DBD
database description
DBDS
database data set
DBRC
data base recovery control
DEDB
data entry database
DL/I
Data Language/I
DLI/SAS
DL/I separate address space
DLT
database level tracking (RSR)
DRA
database resource adapter
ECSA
extended common system area
EMCS
extended multiple consoles support
EMEA
Europe, Middle East and Africa
ESAF
external subsystem attach facility
Abbreviations and acronyms
ESCON
Enterpise System Connection
ESO
Extended Service Offering
ETO
Extended Terminal Option
EX
execution (IVP)
FDBR
Fast Database Recovery
FICON
Fiber Connection
FMID
function modification identifier
FT
file tailoring (IVP)
FTP
File Transfer Protocol
GSAM
generalized sequential access
method
HALDB
High Availability Large Database
HFS
hierarchical file system
HLQ
high-level qualifier
HTML
Hyper Text Markup Language
HTTP
Hyper Text Transfer Protocol
IBM
International Business Machines
Corporation
IFP
IMS Fast Path program
ILS
Isolated Log Sender
IMS
Information Management System
IPCS
Interactive Problem Control System
IPL
initial program load
IRLM
Integrated Resource Lock Manager
ISC
intersystem communication
ISD
independent software delivery
ISPF
Interactive Systems Productivity
Facility
ITSO
International Technical Support
Organization
IVP
installation verification program
J2C
J2EE Connector Architecture
J2EE
Java 2 Platform, Enterprise Edition
JBP
Java batch processing region
JCL
job control language
JDBC
Java database connectivity
JDK
Java Development Kit
JES
job entry subsystem (JES2 or
JES3)
JMP
Java message processing region
JVM
Java Virtual Machine
324 IMS Version 8 Implementation Guide
KSDS
key sequenced data set
LE
Language Environment
LMOD
load module
LPA
link pack area
LPAR
logical partition
LTERM
logical terminal
LU
logical unit
LU2
Logical Unit 2
MCS
multiple consoles support
MFS
message format services
MLPA
modifiable link pack area
MNPS
Multi-Node Persistent Sessions
MOD
message output descriptor (MFS)
MOD
module (SMP/E)
MPP
message processing program
MPR
message processing region
MSC
multiple systems coupling
MSDB
Main Storage Data Base
MVS
Multiple Virtual System
ODBA
open database access
OLDS
online log data set
OM
Operations Manager
ORS
Online Recovery Service
OSAM
overflow sequential access method
OTMA
open transaction manager access
OTMA C/I
OTMA callable interface
PCB
program communication block
PDS
partitioned data set
PDSE
partitioned data set extended
PIA
package input adapter
PIC
Product Introduction Centre
PMR
problem management record
PPT
program properties table
PSB
program specification block
PSP
preventive service planning
PST
program specification table
PTF
program temporary fix
QPP
Quality Partnership Program
RACF
Resource Access Control Facility
RDS
restart data set
RIM
related installation material
RLDS
recovery log data set
RLT
recovery level tracking (RSR)
RM
Resource Manager
RMF
Resource Measurement Facility
RNR
Rapid Network Recovery
RRS
Resource Recovery Service
RSR
Remote Site Recovery
RSU
recommended service upgrade
SAF
Security Authorization Facility
SCI
structured call interface
SDM
System Data Mover
SDSF
spool display and search facility
SLDS
system log data set
SMP/E
System Modification
Program/Extended
SMQ
shared message queues
SMU
security maintenance utility
SPOC
single point of control
SRDS
structure recovery data set
SSA
sub-system alias
SVC
supervisor call
SVL
Silicon Valley Laboratories
TCB
task control block
TCO
time controlled operations
TCP/IP
Transmission Control
Protocol/Internet Protocol
TMS
Transport Manager System
TPNS
Teleprocessing Network Simulator
TSO
Time Sharing Option
USS
Unix System Services
USS
unformatted system services (SNA)
VG
variable gathering (IVP)
VOLSER
volume serial (number)
VSAM
virtual storage access method
VSCR
Virtual Storage Constraint Relief
VSO
Virtual Storage Option (DEDB
VSO)
VTAM
virtual telecommunication access
method
WADS
write ahead data set
WAS
WebSphere Application Server
WWW
World Wide Web
XML
eXtensible Markup Language
XRC
eXtended Remote Copy
XRF
eXtended Recovery Facility

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