Chapter 11. Transaction management systems on z/VSE 281
8. Finally, ABCD01 invokes BMS and terminal control to format the retrieved
data and present it on the terminal.
11.4.7 CICS services for application programs
CICS applications execute under CICS control, using CICS services and
interfaces to access programs and files.
Application Programming Interface
Use the application programming interface (API) to access CICS services from
the application program. You write a CICS program in much the same way in
which you write any other program. Most of the processed logic is expressed in
standard language elements, but you can use CICS commands to request CICS
services.
Terminal control services
These services allow a CICS application program to communicate ...