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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.

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Path Info

Level
Clock icon Beginner
Duration
Clock icon 45m
Last updated
Clock icon Aug 23, 2025

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Table of Contents

  1. Challenge

    Determine the Number of Files and Folders in `/usr/share`

    1. Run the following commands:
    ls /usr/share/ | wc -l

    ls /usr/share/ | wc -l > ~/value.txt

  2. Challenge

    Determine the Number of Unpacked Entries in `/var/log/dpkg.log`

    1. Run the following commands:
    cat /var/log/dpkg.log | grep unpacked | wc -l

    cat /var/log/dpkg.log | grep unpacked | wc -l >> ~/value.txt

  3. Challenge

    Determine the Total Number of Entries in `/var/log/dpkg.log`

    1. Run the following commands:
    cat /var/log/dpkg.log | wc -l

    cat /var/log/dpkg.log | wc -l >> ~/value.txt
Pluralsight Skills - Labs - Pluralsight
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Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

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.
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