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31 Days Before Your CCENT Certification by Scott Bennett

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CCNA Discovery 1, Chapter 1

1.1.1 and 1.2.1: Computers exist in numerous environments: businesses, homes, schools, cars, cell phones. Most computers consist of hardware, an operating system, and application software. You would purchase a desktop or laptop for your home. However, for your graphic design business, you might choose a beefy workstation. A network administrator may set up an e-mail server and carry a handheld for alerts and remote network access. A large business might purchase a mainframe to handle special enterprise tasks.

1.2.2 and 1.2.3: The following hosts are often attached to a network:

Servers provide application services to client computers. Servers typically have multiple hard drives and increased processing power and ...

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