Hardware - Networking

Question 1

What type of cable is a Cat6 Cable?

Answer 1

Ethernet

Question 2

What 3 things generally increase the higher the CAT/OM number is?

Answer 2

Distance the signal can travel

Data Transfer Speeds

Interference Resistance

Question 3

What is the difference between Bandwidth and Data Transfer Speed?

Answer 3

Bandwidth is the amount that can be sent, Data Transfer Speed is how much is being sent.

Question 3

What is Bandwidth?

Answer 3

The maximum amount of data that can be transmitted at once.

Question 4

What is Frequency

Answer 4

The number of times a signal repeats per second.

Question 4

What is Frequency measured in?

Answer 4

Hertz (Hz)

Question 4

What are Bandwidth and Data Transfer Speed measured in?

Answer 4

Bits Per Second (bps)

Question 5

What is Plenum-Rated (CMP) cable and what is it used for?

Answer 5

Fire resistant, low smoke, low toxicity; Areas with ventilation

Question 5

What is Riser-Rated (CMR) cable and what is it used for?

Answer 5

Fire resistant; Between floors/walls

Question 5

What are the two primary types of Fiber Optic cable?

Answer 5

Single-Mode Fiber (SMF)

Mutli-Mode Fiber (MMF)

Question 6

What are the differences between Single-Mode Fiber (SMF) and Multi-Mode Fiber? (MMF)

Answer 6

Single-Mode Fiber is used for extremely long and straight distances; Multi-Mode Fiber has a much larger core.

Question 6

What are the three primary types of network cables?

Answer 6

Twisted-Pair

Fiber-Optic

Coaxial Cable

Question 7

What is the internal structure of a Coaxial Cable?

Answer 7

Copper Conductor > Insulation > Shielding > Jacket

Question 7

What is the internal structure of a Fiber-Optic Cable?

Answer 7

Glass Core > Cladding > Shielding > Jacket

Question 8

What is the internal structure of a Twisted-Pair Cable?

Answer 8

Copper Wires > Insulation > Twisted Pairs > Jacket

Question 9

What type of cable is an RG-11 Cable?

Answer 9

Coaxial

Question 10

What are the four primary types of Coaxial Cables?

Answer 10

RG-6

RG-59

RG-58

RG-11

Question 11

What is a RG-6 (Coaxial Cable) Cable used for?

Answer 11

Newer Cable TVs

Cable Modems

(Newer version of RG-59)

Question 12

What is a RG-59 (Coaxial Cable) Cable used for?

Answer 12

Older TVs

(Older version of RG-6)

Question 13

What is a RG-11 (Coaxial Cable) Cable used for?

Answer 13

Extremely Long-Distance

(Used mainly across utility poles)

Question 14

What is a RG-58 (Coaxial Cable) Cable used for?

Answer 14

Old Ethernet

Radio

Lab/Specialized Equipment

Question 15

What is an F-Type connector an example of?

Answer 15

Coaxial Cable Connector

Question 16

What is a F-Type connector (Coaxial) used for and how does it connect?

Answer 16

Newer Cable TVs

Cable Modems

Screw-on Connector

Question 17

What is a BNC connector (Coaxial) used for and how does it connect?

Answer 17

Old Ethernet

Radio

Lab/Specialized Equipment

Twist & Lock

Question 18

What do UTP & STP stand for and what are the differences?

Answer 18

Unshielded Twisted-Pair; Shielded Twisted-Pair STP is more expensive and has a greater resistance to interference compared to UTP.

Question 19

What kind of interference is Attenuation?

Answer 19

Signal weaking over distance

Question 19

What are the primary types of interference?

Answer 19

Crosstalk Radio Frequency Interference (RFI) Electromagnetic Interference (EMI) Attenuation

Question 20

What kind of interference is Electromagnetic Interference? (EMI)

Answer 20

Interference from things that work on electric

Question 21

What kind of interference is Crosstalk?

Answer 21

Signals from multiple wires interfering with each other

Question 22

What kind of interference is Radio Frequency Interference?

Answer 22

Interference from radio signals & wireless devices.

Question 23

What are the three primary types of Cable Configurations?

Answer 23

Straight-through Crossover Rollover

Question 24

How is the Straight-through Cable Configuration Set-up?

Answer 24

Each wire starts and ends at the same numbered pins

Question 25

How is the Rollover Cable Configuration Set-up?

Answer 25

Each wire starts at one pin and ends at the reversely numbered pin

Question 26

How is the Crossover Cable Configuration Set-up?

Answer 26

Compared to the Straight-through Cable Configuration, some wires swap pins.

Question 27

What are the primary types of Fiber-Optic Cable Connectors and how do they connect?

Answer 27

Straight Tip (ST) ; Push-Twist Square Connector (SC) ; Push-Pull Lucent Connector (LC) ; Latch

Question 28

What is the T568A wiring standard order?

Answer 28

White/Green Green White/Orange Blue White/Blue Orange White/Brown Brown (Older Standard)

Question 29

What is the T568B wiring standard order?

Answer 29

White/Orange Orange White/Green Blue White/Blue Green White/Brown Brown (Modern Standard)

Question 30

What is an RJ-45 Connector used for?

Answer 30

Most Twisted-Pair Cable Connections

Question 31

What is an RJ-11 Connector used for?

Answer 31

Connecting to Phone Lines (Twisted Pair)