| ACDS
|
Active Control Data Set
|
| ACF
|
Advanced Communications Function (part of SNA that provides distributed processing and resource sharing)
|
| AFC
|
AntiFerromagnetically-Coupled (storage media technology)
|
| AFP
|
Advanced Function Presentation (was known as Advanced Function Printing)
|
| AIX
|
Advanced Interactive eXecutive (IBM's version of Unix)
|
| APPC
|
Advanced Program-to-Program Communication
|
| APPN
|
Advanced Peer-to-Peer Networking (part of IBM's SNA)
|
| AS/400
|
Application System/400
|
| |
TOP |
| BDAM
|
Basic Direct Access Method (IBM OS/360)
|
| BPAM
|
Basic Partitioned Access Method
|
| BSAM
|
Basic Sequential Access Method (IBM OS/360)
|
| BSDS
|
Bootstrap Data Set
|
| BTAM
|
Basic Telecommunications Access Method
|
| BISYNC
|
Binary SYNchronous Communications
|
| BIU
|
Basic Information Unit
|
| |
TOP |
| CHPID
|
Channel Path Identifier (z/OS)
|
| CICS
|
Customer Information Control System (transaction processing)
|
| CKD
|
Count Key Data (IBM System/360)
|
| CPI
|
Common Programming Interface (
CICS communication)
|
| CSL
|
Callable Services Library
|
| CSL
|
Common Service Layer
|
| CUA
|
Common User Access
|
| |
TOP |
| DAT
|
Dynamic Address Translation (z/OS)
|
| DCB
|
Data Control Block
|
| DCF
|
Data Communication Facility
|
| DCL
|
Destination Control Table (z/OS)
|
| DDCS
|
Distributed Database Connection Services (replaced by DB2 Connect&tm;)
|
| DDX
|
Digital Data Exchange
|
| DFDSS
|
Data facility Data Set Services
|
| DFSMS
|
Data facility Storage Management Subsystem (z/OS)
|
| DFT
|
Distributed Function Terminal
|
| DRDA
|
Distributed Relational Database Architecture
|
| |
TOP |
| EBCDIC
|
Entended BCDIC
(8-bit character encoding used in IBM mainframe OS)
|
| EHLLAPI
|
Emulator High-level Language API (IBM-3270)
|
| EISA
|
Extended ISA (pc bus)
|
| EOV
|
End of Volume
|
| ERN
|
Explicit Route Number (z/OS)
|
| ESCON
|
Enterprise Systems CONnection (serial interface for IBM - SAN system; newer protocol - FICON)
|
| ESQA
|
Extended System Queue Area (z/OS)
|
| ETVX
|
Entry, Task, Validation, eXit (programming process architecture project)
|
| |
TOP |
| FICON
|
Fibre I/O CONnection (IBM - SAN system; older protocol - ESCON)
|
| FCT
|
File Control Table (CICS)
|
| |
TOP |
| GDG
|
Generation Data Group (z/OS)
|
| GDS
|
Generation Data Set (z/OS)
|
| GRS
|
Global Resource Serialization (z/OS)
|
| GPFS
|
General Parallel File System
|
| |
TOP |
| HATS
|
Host Access Transformation Services (WebSphere)
|
| |
TOP |
| IAK
|
Internet Access Kit
|
| IAR
|
Instruction Address Register (program counter/ register in a
CPU)
|
| IDC
|
IBM Data Connector
|
| IMS
|
Information Management System (hierarchical database)
|
| ITB
|
Intermediate Text Block
|
| IMS/VS
|
Information Management System/virtual Storage
|
| |
TOP |
| JCL
|
Job Control Language
|
| JCT
|
Job Control Table
|
| JECL
|
Job Entry Control Language
|
| JES
|
Job Entry System (also Subsystem)
|
| JFS
|
Journaled File System
|
| |
TOP |
| KAIO
|
Kernelized Asynchronous
I/O (DB2/UDB)
|
| |
TOP |
| LBAC
|
Label Based Access Control (DB2)
|
| LSF
|
Load Sharing Facility (or Platform LSF for job scheduling/workload management)
|
| LUB
|
Logical Unit Block (table)
|
| |
TOP |
| MCA
|
Micro Channel Architecture (PC-bus)
|
| MPTN
|
Multi-Protocol Transport Network (Internet)
|
| MPTS
|
Multi-Protocol Transport Services
|
| MVS
|
Multiple Virtual Storage
|
| MVS/ESA
|
Multiple Virtual Storage/Extended System Architecture
|
| MVS/XA
|
Multiple Virtual Storage/Extended Architecture
|
| |
TOP |
| NASSL
|
Network Accessible Service Specification Language - replaced by
WSDL for
UDDI registry
|
| NBBS
|
Networking BroadBand Services
|
| NBS
|
Numeric Backspace
|
| NCCF
|
Network Communications Control Facility (software in VTAM)
|
| NetSP
|
Network Security Program
|
| NJE
|
Network Job Entry
|
| NLT
|
Nucleus Load Table (CICS)
|
| NTS/2
|
Network Transport Services/2
|
| NCP/VS
|
Network Control Program/Virtual Storage
|
| |
TOP |
| OLTEP
|
OnLine Test Executive Program
|
| OS/2
|
Operating System/2
|
| |
TOP |
| PLS
|
Primary Link Station
|
| PLT
|
Program List Table (z/OS)
|
| PDF
|
Printer Definition File
|
| PDS
|
Partitioned Data Set (PDSE - PDS Extended)
|
| PDT
|
Printer Definition Table
|
| PER
|
Program Event Recording (z/VM)
|
| PFK
|
Program Function Keys (z/OS)
|
| PIU
|
Path Information Unit (SNA)
|
| PSB
|
Program Specification Block (IMS and mainframe computers)
|
| PL/I
|
Programming Language One (also PL/1)
|
| |
TOP |
| QSAM
|
Queued Sequential Access Method (IBM OS/360)
|
| QTAM
|
Queued Telecommunications Access Method (IBM System/360)
|
| |
TOP |
| RACF
|
Resource Access Control Facility
|
| REXX
|
Restructured Extended Executor
|
| RJE
|
Remote Job Entry (used in CICS/VSE IBM mainframe environment)
|
| RLD
|
Relocation Dictionary (z/OS)
|
| RPG
|
Report Program Generator (programming language - IBM AS/400)
|
| RPS
|
Rotational Position Sensing (z/OS)
|
| RRDS
|
Relative-Record Data Set (z/OS)
|
| RUP
|
Rational Unified Process (configurable software development process platform)
|
| RS/6000
|
RISC System 6000
|
| |
TOP |
| SAM
|
Sequential Access Method
(z/VSE Operating System)
|
| SDLC
|
Synchronous Data Link Control (bit oriented protocol, part of
SNA)
|
| SLVM
|
Shared LVM
|
| SLT
| Refer - SLT
|
| SMART
|
Self Managing And Resource Tuning (DB2)
|
| SNA
|
Systems Network Architecture
(an IBM protocol)
|
| SNADS
|
Systems Network Architecture Distribution Services
|
| SOBA
|
Services Oriented Business Applications
|
| SOMA
|
Services Oriented Modeling and Achitecture
|
| SRB
|
Source Route Bridging (token ring network)
|
| SWT
|
Standard Widget Toolkit (IBM's alternative to AWT)
|
| SQL/DS
|
SQL/Data System
|
| |
TOP |
| TCF
|
Transparent Computing Facility (AIX)
|
| TNN
|
Transport Network Node
|
| TPF
|
Transactions Processing Facility
|
| TVFS
|
Toronto Virtual File System
|
| TWA
|
Transaction Work Area (z/OS)
|
| TSO/E
|
Time Sharing Options/Extensions
|
| |
TOP |
| UCB
|
Unit Control Block
|
| UCW
|
Unit Control Word
|
| UMA
|
Unified Method Architecture
|
| |
TOP |
| VRN
|
Virtual Route Node (SNA)
|
| VRN
|
Virtual Route Number (SNA)
|
| VSAM
|
Virtual Storage Access Method (IBM OS/360)
|
| VSD
|
Virtual Shared Disk
|
| VSE
|
Virtual Storage Extended
|
| VTAM
|
Virtual Telecommunications Access Method (OS/360)
|
| VVDS
|
VSAM Volume Data Set
|
| |
TOP |
| WBI
|
WebSphere Broker Integration
|
| |
TOP |
| XAPI
|
API for XML database
|
| XDI
|
Xtended Design Architecture
|
| XID
|
eXchange ID (identifier exchanged between nodes in a IBM SNA based network/protocol)
|
| XLT
|
Transaction List Table (z/OS)
|