February 2020
Intermediate to advanced
800 pages
18h 33m
English
book
CompTIA Linux+ Certification All-in-One Exam Guide: Exam XK0-004
by Ted Jordan, Sandor Strohmayer
Content preview from CompTIA Linux+ Certification All-in-One Exam Guide: Exam XK0-004
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CHAPTER 13
Writing Shell Scripts
In this chapter, you will learn about
• Understanding shell script components
• Using control operators
• Processing text streams
This chapter covers how to create and control basic shell scripts on a Linux system. Shell scripts are text files that contain a variety of commands that can be used to automate tasks and process information.
NOTE Most of the scripts found in this chapter can be found on the image provided with the book in the directory /Labs/Chapter_13.
Understanding Shell Script Components
A script is a series of commands that are interpreted and executed by a shell.
Shebang (#!)
The first ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.