Small, Sharp Software Tools by The Pragmatic Programmer_ .png

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

A ________ lets you create a premade string as the input to a program.

A ________ lets you create a premade string as the input to a program.

It executes the second command if the first one fails.

It executes two different commands in parallel.

What does the <code>|</code> symbol do?

What does the `-a` flag in the `tee` command do?

What does the <code>-a</code> flag in the <code>tee</code> command do?

The command `echo 'This is a sample string' | cut -c 9-16` gives what output?

The command <code>echo 'This is a sample string' | cut -c 9-16</code> gives what output?

**(True or False)** The `-R` flag in the `sort` command sorts the lines in reverse.

(True or False) The <code>-R</code> flag in the <code>sort</code> command sorts the lines in reverse.

**(True or False)** The command `sed -i -e 's/really/very/g' new_document.md` replaces all instances of `very` with `really` and saves it in a file called `new_document.md`.

(True or False) The command <code>sed -i -e 's/really/very/g' new_document.md</code> replaces all instances of <code>very</code> with <code>really</code> and saves it in a file called <code>new_document.md</code>.

**(True or False)** `awk` can also be used as a scripting language.

(True or False) <code>awk</code> can also be used as a scripting language.

`xargs` doesn’t have a default command argument.

What is the default command argument for `xargs`?

What is the default command argument for <code>xargs</code>?

This quiz will test everything you have learned in the chapter Streams of Text.

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 5