- Lab
- A Cloud Guru
Command Piping and Redirection
In this hands-on lab, we will use piping and redirection to populate a file with the specific results of commands. Understanding piping and redirection takes practice, and in this lab you will practice both to populate a file using redirection with data process with piping. By the end of this lab, you should be comfortable piping output from one command to another, and redirecting the output to a file.
Path Info
Table of Contents
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Challenge
Determine the Number of Files and Folders in `/usr/share`
- Run the following commands:
ls /usr/share/ | wc -lls /usr/share/ | wc -l > ~/value.txt -
Challenge
Determine the Number of Unpacked Entries in `/var/log/dpkg.log`
- Run the following commands:
cat /var/log/dpkg.log | grep unpacked | wc -lcat /var/log/dpkg.log | grep unpacked | wc -l >> ~/value.txt -
Challenge
Determine the Total Number of Entries in `/var/log/dpkg.log`
- Run the following commands:
cat /var/log/dpkg.log | wc -lcat /var/log/dpkg.log | wc -l >> ~/value.txt
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.
