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Shell scripting is crucial for system administration and automation. This Skill Tree offers a systematic way to master command - line interfaces and shell programming. Tailored for beginners, it provides a clear path to understand Unix/Linux shells and scripting languages. Hands - on, non - video courses and practical exercises in an interactive command - line environment help you develop real - world shell scripting skills.

Index	Name	Difficulty	Tutorial Link
01	📖 Bash Function Return Values	Beginner	🔗 View
02	📖 Finding the Pirate's Treasure	Beginner	🔗 View
03	📖 Hello, Bash!	Intermediate	🔗 View
04	📖 Working with Shell Variables	Beginner	🔗 View
05	📖 Passing Arguments to the Script	Beginner	🔗 View
06	📖 Shell Arrays	Beginner	🔗 View
07	📖 Arithmetic Operations in Shell	Beginner	🔗 View
08	📖 Basic String Operations	Beginner	🔗 View
09	📖 Conditional Statements in Shell	Beginner	🔗 View
10	📖 Interstellar Cargo Manifest	Beginner	🔗 View
11	📖 Weather Advisory System	Beginner	🔗 View
12	📖 Bash Regex Matching	Beginner	🔗 View
13	📖 Bash getopt	Beginner	🔗 View
14	📖 How to Iterate Over Lines in a File with Bash	Beginner	🔗 View
15	📖 How to Assign and Reassign Variables in Bash	Beginner	🔗 View
16	📖 How to Print Bash Array Elements One Per Line	Beginner	🔗 View
17	📖 How to Remove Matching Elements from a Bash Array	Beginner	🔗 View
18	📖 How to Format Strings in Bash Scripts	Beginner	🔗 View
19	📖 How to Troubleshoot Unbound Variables in Bash Scripts	Beginner	🔗 View
20	📖 How to Set Default Values in Bash Scripts	Beginner	🔗 View
21	📖 Utilizing Bash Key-Value Arrays in Shell Scripting	Beginner	🔗 View
22	📖 How to Use Bash if Statements with Multiple Conditions	Beginner	🔗 View
23	📖 Process Arguments in Bash Scripts	Beginner	🔗 View
24	📖 How to print the value of a variable in a shell script	Beginner	🔗 View
25	📖 Display User and Group Information	Beginner	🔗 View
26	📖 Permissions of Files	Beginner	🔗 View
27	📖 Your First Linux Lab	Intermediate	🔗 View
28	📖 Change File Ownership	Beginner	🔗 View
29	📖 User Account Management	Beginner	🔗 View

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