This two-day course describes and explains UNIX System Services from a technician's point of view. The principal UNIX concepts are introduced and explained, and followed by a thorough examination of USS (UNIX) at a conceptual level.<br>The course goes on to describe the facilities available and explains how the z/OS system environment has changed to support open system and UNIX concepts through z/OS USS.<br><br>This course is also available for one-company, on-site presentations and for live presentation over the Internet, via the Virtual Classroom Environment service.
z/OS UNIX System Services Part 1 - Concepts & Facilities
A basic understanding of the z/OS environment.
- 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
- identify the facilities and functions provided within USS
- utilise ISHELL.
Introduction to UNIX & Open Systems
Where did UNIX come from?; Modern UNIX history; The UNIX 'culture'; Commercial UNIX systems; What is 'Open Systems'?; Some 'official' definitions; Open platforms; Portable Operating System Interface - POSIX; The POSIX standards; Open Group branding; What is DCE?UNIX System Overview
UNIX internals overview; The Kernel; System calls; Processes and programs; The shell; Tools; UNIX shells; The UNIX file system; The system files - /etc, /dev, /bin and others; UNIX security basics; UNIX User ids (uids); User attributes; Access control in UNIX; File access control attributes; Meaning of permissions; Changing user and file attributes; Changing user information; Changing file information; File permission and user mask; Additional permission bits; User account information; User-determined information; The root username - the superuser.The Kernel & the Shell
The Kernel; The Shell; Main shell functions; Basic command syntax; Input and Output redirection; Examples of redirecting Input and Output; Piping input between commands; Environment variables; Special shell variables; Shell variables; Local and environment variables; Special keyboard operations; Online help; UNIX multitasking; Placing a command in background; Monitoring background commands;; Controlling background commands; Moving processes between foreground and background; File wild card searches; Shell programming; Shell programming commands and features; Passing arguments to shell programs; Shells and shell commands; Overview of commands; Command history.The UNIX File System Concept
UNIX file types; Directory structure; Paths and file names; zFS and HFS; Recommended file structure; Lengths of path and file names; Specifying UNIX files in z/OS; Creating, listing and viewing files; Positioning current work directory; Path and file name lengths; Working with directories; File system protection; Assigning file attributes; Permission attributes (r, w, x); Assigning permission attributes to a file; Setting file permissions - chmod; File attributes; Default file permissions - umask; Links - file name 'alias'; Hard links; Hard links and i-node numbers; Hard link - listing; Symbolic links; Additional list options; Listing files - pattern matching; Locating files - find; The find command; Additional search qualifiers; Copying files - cp; Moving and removing files; Controlling Input and Output; Passing files between programs - pipes; Regular expressions; Searching for strings in files - grep; grep - a science in its own right; grep and regular expressions; Sorting text files - sort; Formatting files with pr; Printing to hardcopy - lp; Example of files and directories.Interactive USS
Invoking USS; Running USS interactively; Login to USS; TSO terminal support - Pseudo TTY; TSO or asynchronous, OCS or direct?; 1003.1 Compliant communication functions; The shell; The OMVS command; Default PF keys in OMVS; OMVS subcommands; Shell commands; TSO/E commands and ISPF panels; ISPF panel for file management - ISHELL; Directory list; File - drop down menu; The ISPF edit panel; Directory - drop down menu; OEDIT and OBROWSE.USS File Systems
zFS and HFS; Recommended file structure; Lengths of path and file names; File name examples; Specifying UNIX files in z/OS; File attributes.
Face-to-face learning in the comfort of our quality nationwide centres, with free refreshments and Wi-Fi.
Find dates and prices
We have 4 courses available across 2 locations on 4 different dates
EastCall us on 0113 220 7150 to discuss availability in this region.Contact us
London1 Location / 2 coursesView dates
MidlandsCall us on 0113 220 7150 to discuss availability in this region.Contact us
NorthCall us on 0113 220 7150 to discuss availability in this region.Contact us
ScotlandCall us on 0113 220 7150 to discuss availability in this region.Contact us
South1 Location / 2 coursesView dates
Attend from AnywhereCall us on 0113 220 7150 to discuss availability in this region.Contact us
All locations2 Locations / 4 coursesView dates
Fully accredited to ensure we provide the highest possible standards in learning