# Introduction In the year 2150, a futuristic underground city thrives beneath the surface of a post-apocalyptic Earth. This subterranean community, known as "Neo Haven," has become a sanctuary for adventurers and technology enthusiasts. Among them, a renowned explorer of Neo Haven's digital realms, codenamed "TerraTechie," is on a mission to manage and maintain the communication networks of this new world. Within the bustling digital ecosystems, the hostname of a system serves as a crucial identifier for network communication. As TerraTechie, your objective is to master hostname management, ensuring that each node within Neo Haven can be properly identified and communicate effectively. This lab will guide you through the fundamentals of Linux hostname management, providing you with essential skills for maintaining network infrastructure. ## Prerequisites - Ubuntu Linux system - Access to a terminal - Basic familiarity with command line interface - User account with sudo privileges
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