Korn Shell Programming Duration: 3 days Audience Course Contents Course Objectives Instructional Technique Prerequisites

Korn Shell Programming

Duration: 3 days

Audience

Individuals requiring a mastery of the command line interface to the UNIX operating system. This includes system administrators, programmers, and power users.

Course Contents

1. Review of Useful Shell Commands

2. Using Redirection, Pipes, Command and Variable Substitution

3. Command Line Parsing

4. Command Line Editing

5. Using the History, Alias, and Function Facilities

6. Korn Shell Job Control

7. The Shell Environment

8. Creating and Using Shell Scripts

9. Advanced Uses of Variables in Expressions

10. Program Flow Control (conditional statements)

11. Program Flow Control (loop and branch statements)

12. The set Command (Korn Shell options)

13. Debugging Programs

14. Using the trap Command (signal handling)

15. Using Temporary Files Effectively

16. Advanced Programming Techniques

Course Objectives

Upon completion of this course, the student will be able to write Korn Shell scripts using the following features and more:

• I/O redirection, pipes, and command and variable substitution,

• Passing parameters to shell scripts and interpreting their meaning,

• Controlling the program flow using conditionals and loops,

• Catch and interpret Control-C and other signals, and

• Apply debugging techniques to locate coding errors.

Instructional Technique

Students are invited to bring their current ideas and questions to the classroom for discussion. Case studies, lecture, group problem solving, and online laboratories will be used. Students will be encouraged to enhance their skills utilizing the techniques presented through classroom problem solving and controlled online workshops.

Prerequisites

Familiarity with UNIX commands, directory structure, and the text editor. See the catalog Appendix for courses which satisfy this requirement.

Programming skills are not required, but are helpful.