EXEC 2
Encyclopedia
EXEC 2 is an interpreted, command procedure control, computer programming language
used by the EXEC 2 Processor supplied with the IBM
Virtual Machine
/Conversational Monitor System
(VM/CMS) operating system.
EXEC 2 was preceded by CMS EXEC
, and has been superseded by REXX
. All three — CMS EXEC
, EXEC 2 and REXX
— continue to be supported by the IBM CMS product
.
Programming language
A programming language is an artificial language designed to communicate instructions to a machine, particularly a computer. Programming languages can be used to create programs that control the behavior of a machine and/or to express algorithms precisely....
used by the EXEC 2 Processor supplied with the IBM
IBM
International Business Machines Corporation or IBM is an American multinational technology and consulting corporation headquartered in Armonk, New York, United States. IBM manufactures and sells computer hardware and software, and it offers infrastructure, hosting and consulting services in areas...
Virtual Machine
Virtual machine
A virtual machine is a "completely isolated guest operating system installation within a normal host operating system". Modern virtual machines are implemented with either software emulation or hardware virtualization or both together.-VM Definitions:A virtual machine is a software...
/Conversational Monitor System
Conversational Monitor System
The Conversational Monitor System is a relatively simple interactive computing single-user operating system.* CMS is part of IBM's VM family, which runs on IBM mainframe computers...
(VM/CMS) operating system.
EXEC 2 was preceded by CMS EXEC
CMS EXEC
CMS EXEC, or EXEC, is an interpreted, command procedure control, computer programming language used by the CMS EXEC Processor supplied with the IBM Virtual Machine/Conversational Monitor System operating system....
, and has been superseded by REXX
REXX
REXX is an interpreted programming language that was developed at IBM. It is a structured high-level programming language that was designed to be both easy to learn and easy to read...
. All three — CMS EXEC
CMS EXEC
CMS EXEC, or EXEC, is an interpreted, command procedure control, computer programming language used by the CMS EXEC Processor supplied with the IBM Virtual Machine/Conversational Monitor System operating system....
, EXEC 2 and REXX
REXX
REXX is an interpreted programming language that was developed at IBM. It is a structured high-level programming language that was designed to be both easy to learn and easy to read...
— continue to be supported by the IBM CMS product
Conversational Monitor System
The Conversational Monitor System is a relatively simple interactive computing single-user operating system.* CMS is part of IBM's VM family, which runs on IBM mainframe computers...
.