Summarize Copper Cabling Types

Question 1

Phenomenon whereby one pair causes interference in another as a result of their proximity

Answer 1

Crosstalk

Question 2

Media type that uses copper conductors arranged in pairs that are twisted to reduce interference. Typically cables are 4 or 2-pair.

Answer 2

Unshielded Twisted Pair (UTP)

Question 3

Copper twisted pair cabling with screening and shielding elements for individual wire pairs and/or the whole cable to reduce interference. Also referred to as a screened, shielded or foiled twisted pair.

Answer 3

Shielded Twister Pair (STP)

Question 4

ANSI/TIA/EIA cable category designations with higher numbers representing better support for higher data rates

Answer 4

Categories of cable standards

Question 5

UTP 10BASE-T 100 m (328 ft) 16 MHz RJ-45

Answer 5

Cat 3

Question 6

UTP 100BASE-TX 100m (328ft) 100MHz RJ-45

Answer 6

Cat 5

Question 7

UTP OR F/UTP 1000BASE-T 100m (328ft) 100MHz RJ-45

Answer 7

Cat 5e (Class D)

Question 8

UTP, F/UTP, or U/FTP 1000BASE-T, 100m (328ft) or 10GBASE-T 55m (180ft) 250 MHz RJ-45

Answer 8

Cat 6 (class E)

Question 9

UTP, F/UTP, U/FTP, or S/FTP 10GBASE-T 100m (328ft) 500 MHz RJ-45

Answer 9

Cat 6A (class Ea)

Question 10

S/FTP or F/FTP 10GBASE-Tv 100m (328ft) 600 MHz GG45/TERA

Answer 10

Cat 7 (class F)

Question 11

U/FTP or F/UTP 40GBASE-T 30m (100 ft) 2000 MHz RJ-45

Answer 11

Cat 8/8.1 (Class I)

Question 12

F/FTP OR S/FTP 40GBASE-T 30m (100ft) 2000 MHz GG45/TERA

Answer 12

Cat 8.2 (Class II)

Question 13

Series of jack/plug types used with twisted pair cabling such and RJ-45 and RJ-11

Answer 13

Registered Jack (RJ)

Question 14

Twisted pair termination pin outs defined in the ANSI/TIA/EIA 568 Commercial Building Telecommunications Standards

Answer 14

T568A and T568B

Question 15

Green pairs wired to pins 1&2 and orange pairs wired to pins 3&6

Answer 15

T568A

Question 16

Orange terminated to pins 1&2 and green to 3&6

Answer 16

T568B

Question 17

Green/white, green, orange/white, blue, blue/white, orange, brown/white, brown

Answer 17

T568A

Question 18

Orange/white, orange, green/white, blue, blue/white, green, brown/white, brown

Answer 18

T568B

Question 19

A void in a building designed to carry heating, ventilation, and AC systems. Typically a false ceiling though it could also be constructed as a raised floor.

Answer 19

Plenum

Question 20

Cabling that passed between two floors

Answer 20

Riser

Question 21

Media type using two separate conductors that share a common axis categorized using the Radio Grade (RG) specifications

Answer 21

Coaxial

Question 22

Screw down connector used with coaxial cable

Answer 22

F-type connectors

Question 23

Media type similar to coax but with two inner conductors to improve performance

Answer 23

Twinaxial

Question 24

What is measurement standard for wire thickness

Answer 24

American Wire Gauge(AWG)

Question 25

What are characteristics of S/FTP cable?

Answer 25

Twisted pair type of copper cable using a braided outer screen and foil shielding for each pair to reduce interference

Question 26

Which categories of U/UTP cable are certified to carry data transmission faster than 100 Mbps?

Answer 26

Cat 5e and Cat 6/6A. Cat 7&8 are screened/shielded types

Question 27

True or False. Cat standards apply only to wiring

Answer 27

False-connectors and interconnects are also rated to cat standards

Question 28

100BASE—T transmission pins are 1&2. What color code wre the wires terminated to these pins under T568A and B?

Answer 28

T568A- green/white and green T568B- orange and white and orange

Question 29

Why is plenum rated cable used when cable is run in an area where building air is circulated?

Answer 29

Plenum rated cable produces minimal amounts of smoke if burned, must be self-extinguishing and must meet other strict fire safety standards.

Question 30

Which cable type consists of a single core made of solid copper surrounded by insulation, a braided metal shielding and an outer a cover?

Answer 30

Coax

Question 31

Core-provides transmission path for light signals Cladding reflects signals back into the waveguide as efficiently as possible so that light signal travels along waveguide by multiple internal reflection. Buffer-protective plastic coating

Answer 31

Fiber optic composition

Question 32

Fiber optic cable type that uses laser diodes and narrow core (8-10 microns) construction to support high bandwidths over distances of over 5km. Long wavelength near infared( 1310 or 1550 nm). Supports data rates up to 100 Gbps. OS1 (indoor) and OS2 (outdoor).

Answer 32

Single mode fiber (SMF)

Question 33

Fiber optic cable type using LED or vertical cavity surface emitting master optics and graded using optical multi mode types for core size and bandwidth. Larger core (62.5 or 50 microns) and shorter wavelength (850-1300 nm) transmitted in multiple waves of varying length. Less expensive optics but does not support such high signaling speeds or long distances and is more suitable for LANs than WANs.

Answer 33

Multi mode Fiber (MMF)

Question 34

Classification system for multimode fiber designating core size and modal bandwidth. OM1/OM2 (62.5 and 50 microns respectively) OM3/ON4 (50 micron cable designed for use with 850 nm Vertical-Cavity Surface-Emitting Lasers (VCSEL) or (LOMMF)

Answer 34

Optical Multimode(OM)

Question 35

Bayonet style twist and lock connector for fiber optic cabling

Answer 35

Straight-Tip

Question 36

Push/pull connector used with fiber optic cabling

Answer 36

Subscriber Connector(SC)

Question 37

Small form factor push/pull fiber optic connector available in simplex and duplex versions

Answer 37

Local Connector (LC)

Question 38

Small form factor duplex fiber optic connector with a snap-in design

Answer 38

Mechanical Transfer Registered Jack (MTR)

Question 39

Fiber optic connector finishing type that uses a flat polish for the ferrule. Also known as UPC

Answer 39

Physical contact (PC)

Question 40

Fiber optic connector finishing type that uses a flat polish for the ferrule

Answer 40

Ultra Physical Contact (UPC)

Question 41

Fiber optic connector finishing type that uses an angled polish for the ferrule

Answer 41

Angled Physical Contact (APC)

Question 42

Type of distribution frame that offers high density and available in different IDC formats such as 110, BIX and Krone

Answer 42

Punchdown block

Question 43

Block used to terminate twisted pair cabling at a wall plate or patch panel available in different formats such as 110, BIX, and Krone

Answer 43

Insulation displacement connection (IDC)

Question 44

Electricians scissors that are sturdy enough to cut wire and notched to assist with stripping insulation from wire

Answer 44

Snips

Question 45

Tool for stripping the cable jacket or wire insulation

Answer 45

Cable stripper

Question 46

Took used to terminate solid twisted pair copper cable to an insulation displacement connector

Answer 46

Punchdown took

Question 47

Took to join a network jack to the ends of network patch cable

Answer 47

Cable crumpet

Question 48

Type of distribution frame with pre wired connectors used with fiber optic cabling

Answer 48

Fiber distribution panel

Question 49

Tool for joining strands of fiber optic cable with minimal signal loss

Answer 49

Fusion splicer

Question 50

Component in a network interface that converts data to and from the media signaling type. Modular transceivers are designed to plug into switches and routers

Answer 50

Transceivers/Media converters

Question 51

Fiber optic transceiver module type supporting duplex 1 Gbps (SFP) or 10 Gbps (SFP+) links

Answer 51

Small form factor pluggable (SFP)

Question 52

Fiber optic transceiver module type supporting four individual duplex lanes at 1 Gbps (QSFP) or 10 Gbps (QSFP+) that can be aggregated into a single 4 Gbps or 40 Gbps channel.

Answer 52

Quad small form-factor pluggable (QSFP)

Question 53

System that allows bidirectional data transfer over a single fiber strand by using separate wavelengths for transmit and receive streams.

Answer 53

Bidirectional wavelength division multiplexing (WDM)

Question 54

Technology for multiplexing up to 16 signal channels on a single fiber using different wavelengths.

Answer 54

Coarse Wavelength Division Multiplexing (CWDM)