z/OS UNIX System Services Part 1 - Concepts & Facilities

Objectives
On successful completion of this course, attendees will be able to:

• understand and use the terminology associated with UNIX
• describe basic UNIX concepts
• issue UNIX shell commands
• identify and utilise key shell commands such as 'find', 'grep' etc.
• explain the changes that have been made to the MVS platform in order to support applications created for a UNIX environment
• identifiy the facilities and functions provided within USS
• utilise ISHELL

Who Should Attend
All IT technicians working in a z/OS technical environment that will be encompassing the use of USS.
Prerequisites
A basic understanding of mainframe data processing
Duration
2 days

Course Code
USS1
Contents
Introduction to UNIX and open systems
Where did UNIX come from?; the three 'foundations': SVR4, BSD, OSF/1; commercial and 'hobby' UNIX systems; open systems standards; POSIX and Open Group branding.


UNIX system overview
UNIX internals overview; Processes and programs; the Shells; UNIX file system; user accounts & access control.


The Kernel and the Shell
Different shells: Bourne, Korn, C; starting the Shell; main Shell functions; Command Line interpretation; UNIX multitasking: foreground, background; Shell variable and shell programming.


The UNIX file system concept
Files, directories and permissions; listing, locating, copying and moving files; controlling I/O and using Pipes; browsing & searching text - pg, grep; sorting text files; formatting and printing.


USS file systems
USS running in batch; USS-related JCL; USS TSO commands.


Interactive UNIX
TSO terminal support; direct login with rlogin and telnet; the Shell and shell commands; TSO commands and ISPF panels; OEDIT and OBROWSE.