K

kernel domain
Major component of CICS providing a consistent linkage and recovery environment for CICS. The application programmer has no external interface to kernel linkage.
Kernel Linkage
A component of CICSPlex SM that is responsible for building data structures and managing the interfaces between the other CICSPlex SM components. The environment built by Kernel Linkage is known as the method call environment.
key
(ISO) One or more characters within a set of data that contains information about that set, including its identification. The field in a segment used to store segment occurrences in sequential order. A field used to search for a database segment or a data set record.
key-controlled storage protection
An MVS facility for protecting access to storage. Access to key-controlled storage is permitted only when the storage key matches the access key associated with the request.
keypoint
The periodic recording of system information and control blocks on the system log - also the data so recorded. See also activity keypoint, and warm keypoint.
keypoint directory element (KPDE)
In a CICS keypoint, an element that records the time when a complete set of tie-up records (TURs) was written to the forward recovery logs.
key-sequenced data set (KSDS)
In an z/OS environment, a VSAM file or data set whose records are loaded in key sequence and controlled by an index.
key stroke interface
The part of the Front End Programming Interface that allows a front-end application to specify a sequence of key stroke-like commands, which is used to define input to a back-end application.
keyword
(1) A name, symbol, or mnemonic (abbreviation) that identifies a parameter.
(2) The part of a command operand that consists of a specific character string.
KPDE
See keypoint directory element (KPDE).
KSDS
See key-sequenced data set (KSDS).
[[ Contents Previous Page | Next Page Index ]]