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UNIX shell programming featuring Korn shell
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At a glance

View schedule & enroll Sorted by: location or date
Course number U3711S
Length 3 days
Delivery method Instructor-led training (ILT)
Onsite dedicated training (OST)
Price USD $2,100
CAD $2,310

Course overview

This course is a basic user course. It is also the prerequisite for the UNIX programming curriculum. Supports Certification Test: HP Tru64 UNIX Korn shell Programming. shell Programming is a three-day lecture/lab courses designed to teach the concepts, features, and functions of the UNIX Korn shell. The goal of this intensive course is to provide the student with the necessary tools to become proficient in writing shell scripts for routine tasks. The components needed as building blocks are introduced and integrated with the control constructs to produce sophisticated programs. Through the hands-on approach in a lecture/lab, the student is able to perfect programs that can be used in his/her real-time environment. Many shell script examples are discussed in order to reinforce and illustrate the concepts. This course has been updated to HP Tru64 UNIX v5.

Audience

The concepts presented in this course are suitable for users of any UNIX environment. This course will be of particular benefit to system analysts, application programmers, system administrators and technical personnel who want to learn how to write Korn shell scripts.

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Course outline
  • Review
    • Chapter overview
    • Standard files
    • Redirecting standard files
    • The pipe operator
    • Wildcard metacharacters
    • Command history and command line editing
    • Shell variables
    • Foreground and background processes
    • Vi refresher
    • Summary
    • Lab exercises
  • Getting started with scripting
    • Chapter overview
    • Processes
    • Executing shell scripts
    • Using positional parameters
    • Escape sequences
    • Passing arguments to shell scripts
    • Testing arguments
    • Using operators
    • Making decisions and looping
    • Using execute trace and verbose trace to debug shell scripts
    • Command substitution
    • Shell script examples
    • Summary
    • Lab exercises
  • Intermediate shell scripting
    • Chapter overview
    • Executing script as a sibling
    • Grouping shell Commands
    • Control statements
    • Advanced loop processing
    • Kornshell aliases
    • Kornshell functions
    • The ENV environment variable
    • Using directory information
    • Summary
    • Lab exercises
  • Advanced shell scripting
    • Chapter overview
    • Menu processing
    • Signals
    • Handling signals in a shell script
    • Integer arithmetic in the Korn shell
    • Floating-Point arithmetic in the Korn shell
    • Variable arrays
    • Changing Internal Field Separator (IFS)
    • Command evaluation
    • Tools for shell scripts
    • Setting positional parameters
    • Summary
    • Lab exercises
  • Tips and tricks
    • Chapter overview
    • Here documents
    • File input and output operations
    • Command options processing
    • Pattern matching operators
    • Using a lock file to synchronize access
    • Korn shell command processing
    • Co-Processes
    • Readability and maintainability
    • Performance
    • ShellScript examples
    • Summary
    • Lab exercises


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