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ubuntu.tar.gz

Python job

ncjob

In this course, you will get the chance to explore the command-line interface (CLI), starting with basics like navigating file systems and working with directories and files. Then, you will use those building blocks to tackle more advanced features and tasks within the CLI. You will also learn to turn basic commands into executable scripts and easily automate common tasks. This course will empower you to put the interface to work, take complete control of your computer, and hack your way to productivity.

Harnessing the Power of the Command-Line Interface

It changes the permission of a directory.


What does the <code>chmod +x</code> command do?

**(True or False)** In a shell script, `set -e` tells Bash to execute all commands in the script, even if a command fails.

(True or False) In a shell script, <code>set -e</code> tells Bash to execute all commands in the script, even if a command fails.

If the `directory` variable has a string value


If the `directory` variable is being used


`[ -z “$directory” ]` tests to see what?

<code>[ -z “$directory” ]</code> tests to see what?

**(True or False)** Bash scripts don’t support functions.


(True or False) Bash scripts don’t support functions.

What does the `clean` rule in the Makefile do?


What does the <code>clean</code> rule in the Makefile do?

**(True or False)** It’s possible to chain multiple rules in a Makefile.


(True or False) It’s possible to chain multiple rules in a Makefile.

This quiz will test everything you have learned in the chapter Automation.


Introduction

Creating an Ubuntu Virtual Machine with VirtualBox

Navigating the Filesystem

Working with Files and Directories

Streams Of Text

The Shell and Environment

Running and Managing Programs

Networking Tools

Automation

Additional Programs

Conclusion

Quiz 9