1.6. Exam Essentials
Know how to identify different network topologies. A single cable with computers attached to it is a bus. A central hub with cables radiating out to computers is a star. A crisscross, redundant connection to all computers is a mesh. An outer loop connecting all computers is a ring.
Know the operational characteristics of various cable standards. You should know the signaling rate (in Mbps), signaling method (baseband or broadband), media type (copper or fiber), and the other specifics for the various cable standards such as 10Base-T, 10Base-FL, 100BaseTX, 1000Base-T, and 10GBase-SR.
Be able to recognize different media connectors and describe their uses. You should know that RJ-11 is used to connect a phone jack to a telephone; ...
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