NT1330 Week 3 exercise Essay

Specifications – Definitions
1. Application – A system of transmission method of which is supported by telecommunications cabling such as 100base-Tx Ethernet or digital voice over IP.

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2.Unshielded twisted pair – Twisted pair cabling is a type of wiring in which two conductors are twisted.

3.Shielded twisted pair – Twisted pair cabling is a type of wiring in which two conductors are twisted

4.Fiber optic cable – a cable made of optical fibers that can transmit large amounts of information at the speed of light.

5.Dark fiber – Dark fiber or unlit fiber is unused optical fibers available for use in fiber optic communications.

6.Coaxial cable – a transmission medium used for high frequency signals.

7.Plenum – Plenum cable is cable that is laid in the plenum spaces of buildings.

8.Riser – A type of inside cable intended for use in non-plenum vertical applications such as between floors of a building.

9.Rip cord – a parallel cord of strong yarn that is situated under the jacket of the cable for the purpose of facilitating jacket removal.

10.Core – The conductors of the cable.

11.Attenuation – weakening of force or intensity.

12.Noise – Anything that interferes with or slows down the clarity or accuracy of communications.

13.Headroom – Attenuation to crosstalk ratio.

14.ANSI – American National Standards Institute

15.NFPA – National Fire Protection Association

16.FCC – Federal Communications Commission

17.NIST – National Institute of Standards and Technology

18.OSHA – Occupational Safety and Health Administration

19.Equipment room – a room or space inside a building for the storage or installation of mechanical/electrical devices.

20.Topology – the physical or logical layout of a network

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