Master Mainframe Skills Today

Interactive courses designed for developers transitioning from legacy systems to modern platforms

Learn More

Mainframe Glossary - D Terms

Comprehensive guide to mainframe terms beginning with 'D', including DASD, DB2, and datasets.

359 terms found starting with "D"

D2D Disk To Disk

Dae Dump Analysis And Elimination

Daos Distributed Application Operating System

Dark Fiber

Dasd Cache

Dasd Direct Access Storage Device

Dasd

Dasdm Dasd Management

Data Alignment

Data Capture

Data Class

Data Compaction

Data Comparison Utilities

Data Compression

Data Control Block

Data Currency

Data Definition Dd Statement

Data Description Metadata

Data Dictionary

Data Encryption

Data Entry Screen

Data Entry

Data Exception

Data Extraction

Data Facility

Data Hiding And Encapsulation

Data In Virtual

Data Independence

Data Integrity

Data Interchange

Data Management

Data Model

Data Mover

Data Object

Data Origin

Data Propagation

Data Provider

Data Rate

Data Replication

Data Security

Data Segment

Data Sensitivity Importance Level

Data Set Attributes

Data Set

Data Sharing Concurrent Access

Data Space

Data Stream

Data Structure

Data Type

Data Validation

Data Warehouse

Database Administrator

Database Buffer Pool

Database Descriptor

Database Manager

Database Mirroring Real Time Copy

Dataclas Data Class

Datagram

Datamove

Dataset Contention

Dataset Control Block

Dataset Label

Dataset Organization Structure Type

Dataset Protection Security Controls

Dataset

Date Format

Datefmt Date Format Parameter

Datefmt

Datetime

Datum

Db2 Catalog

Db2 Connect

Db2 Database 2

Db2 Directory

Db2 Governor

Db2 Pm Performance Monitor

Db2 Precompiler

Db2 Subsystem

Db2

Dba Database Administrator

Dbadm Database Administrator Authority

Dbadm

Dbat Database Access Thread

Dbclob Double Byte Character Clob

Dbcs Double Byte Character Set

Dbctl Database Control

Dbd Database Description

Dbid Database Identifier

Dbrm Database Request Module

Dbspjava Stored Procedure Java

Dca Document Content Architecture

Dcb Data Control Block

Dcb

Dcbe Data Control Block Extension

Dcd Device Characteristics Directory

Dce Data Communication Equipment

Dcf Document Composition Facility

Dci Database Call Interface

Dcollect Data Collector

Dcs Distributed Computing Services

Dd Card Data Definition Card

Dd Statement

Ddf Distributed Data Facility

Ddl Data Definition Language

Ddm Distributed Data Management

Ddname Data Definition Name

Deactivation

Deadlock Detector

Deadlock

Deallocation

Debug Mode

Debug Tool

Debug

Debugger

Dec Digital Equipment Corporation

Decimal

Decision Conditional Branch

Decision Support Analysis Tools

Declaration

Declarative Specifying What Not How

Declarative

Decode

Decrement

Decryption

Dedicated

Dee Distributed Execution Environment

Default

Deferral

Deferred Mount

Deferred Update Delayed Write

Define

Definition Specification Or Description

Defragmentation

Degradation

Dek Data Encryption Key

Delegate

Delete

Delimiter

Delivery

Delta

Demand Immediate Requirement

Demand Paging

Demarcation

Demilitarized Zone

Denial Of Service Dos Attack

Dense

Dependency

Dependent

Deploy

Deployment

Deprecated Obsolete But Supported

Deprecated

Depth Level In Hierarchy

Deque Double Ended Queue

Dequeue

Dereference

Derivation

Derived

Des Data Encryption Standard

Des Master Key

Descendant

Descriptor

Deserialize

Design

Designate

Destination Name Target Identifier

Destination Name

Destination

Destruct Cleanup Operation

Destruct

Detail Record

Detail

Detect Discovering Occurrence

Deterministic

Detour Alternative Path

Detour

Development

Device Allocation

Device Class

Device Driver

Device Id Device Identifier

Device Independence

Device Number

Device Support

Device

Devserv Device Services

Devtype Device Type

Dfdsm Data Facility Data Set Management

Dfh

Dfhcmacd

Dfhcommarea

Dfheib Execute Interface Block

Dfheiblk Eib Block

Dfheiblk

Dfhsit System Initialization Table

Dfhtct Terminal Control Table

Dflt Default

Dfp Data Facility Product

Dfs Distributed File System

Dfsms Data Facility Storage Management Subsystem

Dfsms Mvs

Dfsms

Dfsort Data Facility Sort

Dfsort

Dfss Data Facility Storage Services

Dft Distributed Function Terminal

Dhcp Dynamic Host Configuration Protocol

Diagnostics

Dialect

Dialog Manager

Dialog

Dictionary

Dif Data Interchange Format

Difference

Digest

Digital Certificate

Digital Data Representation

Digital Discrete Numeric Representation

Digital Signature

Dimension

Dir Directory

Direct Access Non Sequential Storage

Direct Connect

Direct Insert

Direction Forward Or Backward

Directive

Directly

Mainframe Modernization Insights

Expert strategies and real-world case studies for transforming legacy mainframe systems