◆ POPULAR🎮
Bash Command Challenge
Read a description and type the correct bash command. 10 rounds, 30 seconds each, with scoring.
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◆ POPULAR🧠Linux Trivia
Multiple-choice quiz covering Linux commands, filesystem, permissions, networking, and history.
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◆ POPULAR🔢Chmod Puzzle
A symbolic permission string is shown — enter the correct numeric chmod value. Race the clock.
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