SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS

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1 s and Glossary 1 s ABCODE ABDUMP ABEND ACB ACID ACL AIB AID API APPC APPLID APPN AOR ATI BDAM BIF BMP BMS BSAM BSC BTAM BWO CAS CAVM CEDA CEDF CEMT CICS CICSVR COBOL COMMAREA CSA CTG CWS CSMT CSP DCT DEQ DSA EBCDIC Abend Code Abnormal Dump Abnormal end of a task or transaction Access Control Block Atomicity, consistency, isolation, and durability Access Control List Application Interface Block Attention Identifier Application Programming Interface Advanced Program to Program Communication Application ID Advanced Peer-to-Peer Networking Application-Owning Region Automatic Task Initiation Basic Direct Access Method Built-in Function Batch Message Processing Program Basic Mapping Support Basic Sequential Access Method Binary Synchronous Communication Basic Telecommunications Access Method Backup While Open Coordinating Address Space CICS Availability Manager CICS Dynamic Add CICS Execution Diagnostic Facility CICS Master Terminal Transaction Customer Information Control System CICS VSAM Recovery Common Business Oriented Language Communication Area Common System Area CICS Transaction Gateway CICS Web Support CICS Master Terminal Transaction Cross System Product Destination Control Table Dequeue Dynamic Storage Area Extended Binary Coded Decimal Interchange Code SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 1

2 s and Glossary ECB EDF EIB EIP ENQ FCT FEPI FOR ICE ICP IMS INVREQ IRC ISC JCT KSDS LE LPAR LSR MDT MRO NSR PA key PCT PF-key PLT QOR RCT RDO RIDFLD SDT SIP SIT SNA SRT TCT TCTSE TCTTE TCTUA TD TOR TRT Event Control Block Execution Diagnostic Facility Execute Interface Block Execute Interface Program Enqueue File Control Table Front End Programming Interface File Owning Region Interval Control Element Interval Control Program Information Management System Invalid Request Inter-region Communication Inter System Communication Journal Control Table Keyed Sequential Data Set Language Environment Logical Partition Local Shared Resources Modified Data Tag Multi-Region Operation Nonshared Resources Program Access Key Program Control Table Program Function Key Program List Table Queue Owning Region Resource Control Table Resource Definition Online Record identification Field Shared Data Table System Initialization Program System Initialization Table Systems Network Architecture System Recovery Table Terminal Control Table Terminal Control Table System Entry Terminal Control Table Terminal Entry Terminal Control Table User Area Transient Data Terminal Owing Region Trace Table SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 2

3 s and Glossary TWA VSAM Task Work Area Virtual Storage Access Method 2 Glossary ABCODE ABDUMP ABEND ABSTIME ACB ACCUM ACID ADDRESS AEY9 AEYD AIB AICA AID ALIAS ALTSCREEN AMODE AOR APCG API APOST APPC APPLID APPN ASIS 1-Specification in the CICS System Recovery Table for an abend code to be intercepted by CICS. 2-Parameter for the CICS ABEND, used to specify an abend code for the transaction being terminated. 3-A parameter for the CICS ASSIGN command, used to determine the abend code if the task has been terminated. Option of the CICS ASSIGN command used to indicate whether a dump has been produced and its abend code. 1-CICS command to abnormally terminate a transaction. 2-MVS macro to abnormally terminate an MVS program and/or task. Parameter of the CICS ASKTIME or FORMATTIME commands, requesting time be returned as a packed decimal value. Control block used to manage access to a VSAM data set, VTAM or TCAM network. Function of CICS BMS by which multiple maps can be used to build a logical message before sending. Term used to describe the recovery/restart properties of a transaction: atomicity, consistency, isolation, and durability. CICS command which can obtain the storage address of various major task-oriented control blocks or areas. CICS abend code indicating an invalid CICS command has been issued. CICS abend code indicating a storage violation. Call format for issuing DL/I requests with IMS DBCTL. CICS abend code indicating the runaway task interval has expired. Attention Identifier. A one byte data field used to indicate the method used to initiate a transaction from a 3270-like device. A 1-4 character alternate name for a CICS transaction screen size to be used for a terminal that has SCRNSIZE(ALTERNATE) specified in its profile. Addressing mode. Term associated with a CICS region to which transactions are routed from a terminal-owning region for processing. CICS abend code if a program occupies all the available DSA storage. Documented interface by which one program can call upon the services of another program or environment. CICS Translator option specifying that an apostrophe is to be used to delineate literal values. A LU6.2-based protocol for use in conversational or client/server configurations. CICS initialization parameter used to identify this CICS region as a VTAM application. Used as part of CICS support of VTAM generic resources. Option of CICS SEND, RECEIVE and CONVERSE commands, indicating that the data is to be handled in transparent mode, with no recognition of control characters, and accepting any of the SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 3

4 s and Glossary ASKIP ASKTIME ASRA ASRB ASRD ASSIGN ATNI Atomicity ATTRB Automatic Initiate Descriptor Backout BASESPACE BDAM Bean-managed persistence BIF Bit map BMP BMS BSAM BSC BTAM BWO Cache CAS CAVM CEBR CECI CECS CEDA CEDF CEMT CESF CESN CEST 256 combinations of eight bits as valid transmittable data. BMS map specification indicating that data cannot be entered into the defined field and the cursor will skip to the next field. CICS command which updates the date and time-of-day fields in the EIB. CICS transaction abend; a program check has occurred. CICS transaction abend; a program has issued an MVS ABEND. CICS transaction abend; a program has attempted to issue a CICS macro or access the CSA or TCA. CICS command which requests a value from outside the application program's local environment. CICS abend code, indicating a network error while using intersystem communication. Changes made to protected resources within the same unit of work are atomic; either all happened or none happened. Operand of the DFHMDF macro, used to define an attribute byte for a 3270 data stream. CICS control block used for automatic task initiation due to a transient data or interval control event. Function of removing any changes to CICS protected resources performed by an active CICS unit of work prior to a task or system failure. Area of storage in which all tasks execute if CICS transaction isolation is not being used. Operating system access method for randomly accessed files (non-sequential). EJB entity bean which manages its own state. CICS-provided program routine, such as DEEDIT. Graphics image file. IMS application region run under control of the IMS control region, having access to online data bases and message queues. CICS-provided facility for the mapping of terminal device data streams, and an application programming interface which offers device and data format independence. Operating system access method for sequential files. Means of data communication in which the synchronization of characters is controlled by timing signals generated at the sending and receiving stations. Communication access method supported by earlier releases of CICS; for start/stop and binary synchronous terminals. Means of taking backups of VSAM files that CICS is currently updating. Term used to describe a data holding facility. Coordinating Address Space in CICSPlex which is a specific function of the IBM Coupling Facility. Mechanism in XRF which provides integrity for a CICS system. CICS transaction used to browse temporary storage queues. CICS transaction used to check the syntax of CICS EXEC commands and optionally execute the command. CICS transaction used to check the syntax of CICS EXEC commands. Online transaction as used with the CICS Resource Definition Online facility. CICS-provided transaction used to invoke the execution diagnostic facility program to display application program EXEC CICS commands before and after their execution. CICS-provided transaction which can be used to display and/or alter CICS environmental information. CICS sign-off transaction, disconnecting an operator from the system. CICS sign-on transaction, for entering operator userid and password. CICS transaction used to invoke a subset of the master terminal transaction. SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 4

5 s and Glossary CETR CICS CICSplex CICSVR COBOL COMMAREA Common System Area Control block CSA CSMT CSP CTG CTLCHAR CWA CICS transaction used to control CICS tracing activity. IBM product for transaction management. Set of interconnected CICS regions. IBM product which can be used for backout and/or forward recovery of VSAM files as used by CICS systems. English-like programming language, for use in batch or online environments. User-defined area used to communicate information from one program or transaction to another. Major MVS storage area, below the 16mb line, containing pageable system data areas addressable by all active virtual address spaces. Generic term referring to an addressable storage area which contains environmental information and address pointers to other related information. Major CICS control block used to control the operation of CICS. CICS master terminal transaction in older CICS products before the introduction of CICS command level support and the CEMT transaction. IBM product for application generation. Software which can reside on an outboard server machine such as Windows, AIX or Sun Solaris, or on the S/390 mainframe. CTG can be used to transform web browser requests into CICS invocation using ECI, EPI or EXCI. Option for terminal commands to send a write control character to a 3270 terminal or printer. Single CICS control block which is allocated at system initialization and persists until CICS termination; it can also be used to store user data. CWS Identifies CICS support of the Internet beginning with CICS TS for OS/ Data Set Name Sharing DB2 DCT DEEDIT DEQ DFHAID DFHBMSCA DFHCOMMAREA DSA EBCDIC ECB EDF EIB EIBAID EIBRESP EIP ENQ EXEC MVS option which allows one set of control blocks to be used for the base and path in a VSAM alternate index. IBM relational data base system Collection of intra- and extra-partition queue definitions as used by CICS. A CICS-provided built-in function routine, used to remove non-numeric data from an EBCDIC data field, right-align and pad left with zeroes. Request to discontinue the use of or the contention for a serially reusable resource. CICS-provided standard attention identifier list used in testing the contents of the EIBAID field. List of 3270 attribute byte values and common combinations of values, equated to symbolic names for easier programming. Required symbolic name of a COMMAREA passed between programs. Number of CICS DSAs above and below the 16mb line, for which the characteristics and usage varies. Machine code set used by IBM computers such as the S/390. Operating system control block used to represent the status of an event. CICS-provided testing facility which can display transaction information before and after the execution of CICS commands. CICS control block which provides run time information to a transaction. EIB field which contains the attention identifier used with the last terminal input operation from a 3270 or similar device. EIBRESP and EIBRESP2 are EIB fields which contain a number and other information regarding the RESP (response) condition raised as a result of the previous EXEC CICS command. Invoked when a CICS application issues an EXEC CICS command. Facility by which applications can serialize their use of a given real or symbolic resource. Term which refers to the CICS Command Level programming interface. SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 5

6 s and Glossary FCT FDUMP FEPI FOR GENERIC GETMAIN HANDLE HANDLE ABEND HANDLE AID ICE ICP IMS INVREQ IRC JCT KSDS LE LPAR LSR MAPFAIL MAPONLY MAPSET MDT MRO NSR PA key PCT PF-key PLT PLTPI PLTSD Pseudo-conversational QOR Collection of file resource definitions as used by CICS. COBOL compiler option. CICS-provided facility which enables the user to implement transactions in a (front end) CICS system to read and/or write data with another (backend) CICS system using LU0 or LU2 data streams. Term associated with a CICS region which is a single point of access to CICS files on behalf of other CICS systems. CICS file control option to read records from a VSAM KSDS by using only a partial key. CICS command used to acquire main storage from CICS-managed dynamic storage areas. CICS command whereby an application can specify particular exception conditions for which it wants to receive control, should the condition occur. CICS command used to activate, cancel or reactivate an exit for abnormal condition processing. CICS command which specifies the address of a routine to receive control when an AID is received, based on the method used to initiate the input. Control block used to represent a time-related event. CICS management module which provide time related services. IBM product which provides hierarchical data management (DL/I) organization and services and terminal and network management. CICS commands will raise this exception condition when something is invalid about the request issued by the application program. CICS architecture and software which enables communication between CICS regions and between CICS and non-cics regions on the same operating system image. Collection of journal and/or log resource definitions as used by CICS. VSAM file organization. Can be used in a CICS environment to provide a runtime library that establishes a common execution environment for programming languages. Partitioned MVS storage in which a separate image of an operating system can execute, and is comprised of its own set of resources. VSAM facility in which multiple files can share the same buffers and strings. An exception condition raised when no usable data is received from a 3270 in response to a BMS RECEIVE command. Option of the BMS SEND MAP command used to send only default data from the map. Set of one or more BMS maps to be used by a CICS application program. A MDT in a 3270 data stream indicates whether the data field has been modified. Two or more interconnected CICS regions on the same operating systems image among which transaction routing and/or function shipping can occur. VSAM option where data and index buffers are not shared with other VSAM files. One or several keyboard keys on an IBM 3270 display station or similar device which can be programmed to invoke various functions. Table containing CICS transaction definitions, used in earlier releases of CICS. 12 or 24 keys on most PC and workstation keyboards which can be programmed to invoke various functions. List of programs to be executed as part of CICS system initialization or system termination. Program list table used during CICS system initialization. A program list table used during CICS system shutdown. A CICS term used to describe a unit of work which appears to the end user as one transaction but is implemented using multiple transactions internal to CICS. Term associated with a CICS region which is a single point of access to CICS transient data or SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 6

7 s and Glossary RCT RDO RESP RID RIDFLD SDT SIP SIT SNA STRNO TCT TCTTE TCTUA TD TRT TWA VSAM temporary storage queues on behalf of other CICS systems. Set of definitions for the CICS use of DB2. CICS-provided facility for defining the attributes of resources used in a CICS environment. RESP and RESP2 are data areas into which indicative information is returned regarding exception conditions for the CICS command just executed. Record identification. The key, RBA, RRN or block reference for the record to be read from VSAM or BDAM. Data table residing in one CICS region or partition, accessible by other CICS systems. Similar to function shipping and file-owning regions. CICS program which prepares CICS for execution. Table containing user specifications the control the CICS initialization process. An architecture, including specifications for the logical structure, formats, protocols and operational sequences for transmitting information through, and controlling the configuration and operations of networks. CICS specification for the number of concurrent file requests that can be issued against a file or LSRPOOL. Collection of CICS terminal definitions. Entry in the TCT which contains the characteristics of a terminal and its operational status. Storage area associated with a terminal entry for use by customer programs to store data associated with the terminal. Common abbreviation for the CICS management module and its associated functions for intra- and extra-partition data queues. CICS table used to record information about exception conditions which may be useful for any first failure data capture. Additionally, at the user's option other levels of tracing can occur. Optional storage area, associated with a task, commonly used by application programs to store or pass data relevant to the task. File-oriented access method which provides for the definition and read/write usage of keyed, sequential and relative record files. SYS-ED/COMPUTER EDUCATION TECHNIQUES, INC. (200: CICS Overview 4.12) App A: Page 7