Data Control Block
id:
data-control-block-250-12270194
title:
Data Control Block
text:
In IBM mainframe operating systems, such as OS/360, MVS, z/OS, a Data Control Block (DCB) is a description of a dataset in a program. A DCB is coded in Assembler programs using the DCB macro instruction. High level language programmers use library routines containing DCBs. A DCB is one of the many control blocks used in these operating systems. A control block is a data area with a predefined structure, very similar to a C struct, but typically only related to system's functions. A DCB may be co
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Data_Control_Block
date created:
date modified:
2023-07-09T19:16:20Z
main entity:
{"identifier":"Q5227153","url":"https://www.wikidata.org/entity/Q5227153"}
image:
fields total:
13
integrity:
13