•IBM’s CICS has withstood the test of time.It rose out of a need by a public utility
in the 1960’s to perform interactive look-up of customer information.CICS has transformed over the past thirty
years to run on a number of hardware platforms and operating systems.CICS supports languages ranging from the
lowest level assembler to the most modern object oriented.Even Internet applications are served.
•This presentation begins with the definition of a
transaction.We will then discuss the
history of CICS from the 1960’s to the present, list the languages and
platforms that support CICS, and show the internal structure of the
system.We finish with a simple
program example.