Set 4

Ubuntu L1-Cadet Industry Assignments

(Part 4 | Index 31–40) Root Working Directory: ~/hello23

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31. IT Operations: File Count & Classification

Scenario: Management wants a breakdown of file types.

Instructions:

• Navigate to ~/hello23

• Create a folder named file_classification

• Create files with different extensions

• Count files by type

• Save results to file_count.txt

Commands Expected: ls, grep, wc, glob patterns, redirection

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32. Junior SysAdmin: Read-Only Directory Enforcement

Scenario: Protect critical directories from modification.

Instructions:

• Navigate to ~/hello23

• Create a folder called readonly_test

• Add files inside it

• Change permissions to read-only

• Verify write restrictions

Commands Expected: chmod, ls -l, permission validation

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33. Support Engineer: File Timestamp Manipulation

Scenario: Simulate historical file updates for testing.

Instructions:

• Navigate to ~/hello23

• Create a folder named timestamp_control

• Create files

• Modify access and modification times

• Display updated timestamps

Commands Expected: touch, stat, ls -l --time

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34. Cloud Ops: Mount Information Review

Scenario: Verify filesystem mounts.

Instructions:

• Navigate to ~/hello23

• Capture mounted filesystem details

• Filter disk-based mounts

• Save output to mount_info.txt

Commands Expectedffective: mount, df -T, grep, redirection

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35. Infrastructure Support: Symbolic Link Cleanup

Scenario: Broken links are causing failures.

Instructions:

• Navigate to ~/hello23

• Create a folder named symlink_cleanup

• Create valid and broken symbolic links

• Identify broken links

• Remove broken links safely

Commands Expected: ln -s, ls -l, find -type l, rm

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36. QA Engineer: Line Count Validation

Scenario: Verify file content completeness.

Instructions:

• Navigate to ~/hello23

• Create a folder named line_validation

• Create text files with multiple lines

• Count lines, words, and characters

• Save output to line_report.txt

Commands Expected: wc, cat, redirection

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37. DevOps Trainee: Command Alias Creation

Scenario: Improve operational efficiency.

Instructions:

• Navigate to ~/hello23

• Create a custom alias for directory navigation

• Test alias functionality

• Document alias in a text file

Commands Expected: alias, .bashrc, source

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38. Site Reliability: Zombie Process Detection

Scenario: Investigate process anomalies.

Instructions:

• Navigate to ~/hello23

• List all zombie processes (if any)

• Capture process state output

• Save findings to zombie_report.txt

Commands Expected: ps aux, process states, grep Z

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39. Linux Admin: Default Shell Verification

Scenario: Shell mismatch reported by users.

Instructions:

• Navigate to ~/hello23

• Identify default shell

• List available shells

• Save results to shell_info.txt

Commands Expected: echo $SHELL, cat /etc/shells, redirection

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40. Operations Engineer: Uptime & Load Snapshot

Scenario: Capture system health snapshot.

Instructions:

• Navigate to ~/hello23

• Capture system uptime

• Display load averages

• Save results to uptime_report.txt

Commands Expected: uptime, w, top -b -n 1, redirection

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