IBM System/360

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Systems Reference Library
IBM System/360 Operating System:
Time Sharing Option
Terminal User's Guide
OS Release 21.7
The Time Sharing Option (TSO> of the IBM
System/360 Operating System lets you use the
facilities of a computer from a terminal. You
define your work to the system through the TSO
Command Language. This publication explains to
all users of TSO how to use the TSO Command
Language to perform the following functions:
• Start and end a terminal session.
• Enter and manipulate data.
• Program at the terminal.
• Test a program.
• Write and use command procedures.
• Control a system with TSO.
After becoming familiar with the information
presented in this manual. you may use IBM
SystefiV360 Operating System: Time Sharing
Option. Command Language Reference, GC28-6732
for review and reference.
File No. 8360-36
Order No. GC28-6763-3 OS

IBM System/360 Specifications

General

Brand	IBM
Model	System/360
Category	Desktop
Language	English

Summary

Introduction

What You Must Know to Use TSO

Key concepts for using TSO, including commands, messages, and interruptions.

Starting and Ending a Terminal Session

Entering and Manipulating Data

How to create, edit, update, and manage data sets and their contents.

Programming at the Terminal

Testing a Program

Utilizing the TEST command for debugging and finding programming errors.

Using and Writing Command Procedures

Controlling a System With TSO

Managing system operations and user accounts using OPERATOR and ACCOUNT commands.

What You Must Know to Use TSO

Entering Information at the Terminal

Starting and Ending a Terminal Session

Identifying Yourself to the System

Using the LOGON command with user attributes like ID, password, and account.

Ending Your Terminal Session

Entering and Manipulating Data

Creating a Data Set

Updating a Data Set

Deleting, inserting, replacing, and renumbering lines within a data set.

Deleting a Data Set

Establishing Passwords for a Data Set

Protecting data sets with passwords using the PROTECT command.

Allocating a Data Set

Programming at the Terminal

Creating a Program

Compiling a Program

Using CALL to invoke compilers and allocate necessary data sets.

Link Editing a Compiled Program

Executing a Program

Using CALL to run load modules, potentially with parameters.

Loading a Program

Processing Background Jobs

Testing a Program

The TEST command

Overview of the TEST command for debugging programs.

Testing Conditions for Termination

Controlling a System With TSO

The ACCOUNT Command

Managing user attributes, passwords, and accounts in the UADS.

The OPERATOR Command

Monitoring terminal activity, sending messages, and managing sessions.