Command-Line Basics: Navigating Files and Folders — PickAClass
⏱ 2h 42m 📚 27 lessons

Command-Line Basics: Navigating Files and Folders

Master essential terminal commands like cd, ls, and pwd to confidently navigate the Unix filesystem hierarchy.

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About this course

Understanding how to navigate your computer without a graphical interface is a fundamental skill for any aspiring developer, system administrator, or data professional. This text-based course removes the intimidation of the terminal by teaching you how to interact directly with your operating system using simple, powerful commands. You will transform from a point-and-click user into a confident command-line navigator. What you'll learn: - Understand the core structure of the Unix filesystem hierarchy and directory tree - Find your exact location in the system using the pwd command - List directory contents and view hidden system files with ls and its primary flags - Move between directories efficiently using absolute and relative paths with the cd command - Apply modern command-line best practices, including tab completion and basic keyboard shortcuts - Organize your workspace by creating, renaming, and removing directories safely You will begin by learning fundamental terminology and understanding how files are organized on a system. From there, you will read through practical, step-by-step written explanations and code snippets that guide you through real-world navigation scenarios, including modern terminal workflows. This course is designed specifically for absolute beginners with zero prior command-line experience. Start reading today to unlock the power of the terminal and take control of your development environment.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 42m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
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Name Surname
has successfully demonstrated mastery of
Command-Line Basics: Navigating Files and Folders
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
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1.9 hrs
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Command-Line Basics: Navigating Files and Folders
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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