General TSO/E Functions

TSO/E ¹ is a base element of the z/OS operating system that allows users to interactively work with the system. It is a tool with which you can:

Communicate with other TSO/E users
Create an office environment
Develop and maintain programs in languages such as assembler, COBOL, FORTRAN, PASCAL, PL/I, REXX, and CLIST
Process data
Access the MVS operating system

For more information about what TSO/E does, see z/OS TSO/E General Information.

This part explains general processes and basic concepts such as:

Beginning a TSO/E session
Beginning a TSO/E Session describes logging on to the terminal to begin a TSO/E session and logging off when you want to end the TSO/E session. In addition, it describes types of messages and prompts and ways to respond to them.
Basic concepts necessary to use TSO/E
Basic Concepts explains things you need to know to use TSO/E, such as:
- Commands - TSO/E command syntax and how to issue commands
- Data sets - types of data sets and how to name them
Communicating with other TSO/E users
Communicating With Other Users explains how to send short messages with the SEND command and how to send longer messages with the TRANSMIT command. In addition, it describes how to use nicknames by defining them in a NAMES data set and how to store data in a log.