Cable Types And Network Focus

Question 1

What is the purpose of Ethernet cables?

Answer 1

To connect devices to a wired network.

Question 2

What is the connector type used for Ethernet cables?

Answer 2

RJ-45.

Question 3

What is the maximum speed of a Cat5e cable?

Answer 3

1 Gbps.

Question 4

What is the maximum speed of a Cat6 cable?

Answer 4

10 Gbps over short distances (up to 55m).

Question 5

What is the difference between Cat6 and Cat6a cables?

Answer 5

Cat6a supports 10 Gbps over longer distances (up to 100m).

Question 6

What is a crossover cable?

Answer 6

An Ethernet cable used to connect two devices directly without a switch.

Question 7

What is the purpose of a patch cable?

Answer 7

To connect devices to a switch, router, or patch panel.

Question 8

What is the difference between shielded and unshielded twisted pair (STP vs UTP)?

Answer 8

STP has shielding to reduce interference; UTP does not.

Question 9

What is a plenum-rated cable?

Answer 9

A cable designed to be used in air ducts; it has a fire-resistant jacket.

Question 10

What is the purpose of a keystone jack?

Answer 10

To terminate Ethernet cables in a wall plate or patch panel.

Question 11

What is the primary purpose of fiber optic cables?

Answer 11

To transmit data as light signals for high-speed communication.

Question 12

What are the two main types of fiber optic cables?

Answer 12

Single-mode and multimode.

Question 13

What is the difference between single-mode and multimode fiber?

Answer 13

Single-mode is for long distances; multimode is for shorter distances.

Question 14

What are common connectors for fiber optic cables?

Answer 14

LC, SC, and ST connectors.

Question 15

What is the purpose of a fiber patch panel?

Answer 15

To organize and connect fiber optic cables in a central location.

Question 16

What is the primary purpose of coaxial cables?

Answer 16

To transmit cable TV and internet signals.

Question 17

What is the connector type used for coaxial cables?

Answer 17

F-connector.

Question 18

What is the characteristic feature of a coaxial cable?

Answer 18

It has a single copper core and shielding to reduce interference.

Question 19

What is the purpose of cable management?

Answer 19

To organize and protect cables for better performance and maintenance.

Question 20

What is the importance of cable length in networking?

Answer 20

Exceeding the maximum length can result in signal loss or degradation.

Question 21

What is the maximum length for Ethernet cables?

Answer 21

100 meters (328 feet).

Question 22

What tool is used to terminate Ethernet cables?

Answer 22

A crimping tool.

Question 23

What is the T568A and T568B standard?

Answer 23

Wiring standards for Ethernet cable connectors.

Question 24

What is a punch-down tool used for?

Answer 24

To secure cables into patch panels or keystone jacks.

Question 25

What is the purpose of cable testing?

Answer 25

To verify connectivity and ensure proper cable installation.

Question 26

What tool is used to test the functionality of a network cable?

Answer 26

A cable tester or continuity tester.

Question 27

What is a loopback adapter used for?

Answer 27

To test network interfaces and ensure connectivity.

Question 28

What is the purpose of a USB cable?

Answer 28

To connect peripherals like keyboards and mice to computers.

Question 29

What is the purpose of an HDMI cable?

Answer 29

To transmit high-definition video and audio signals.

Question 30

What is the purpose of a Thunderbolt cable?

Answer 30

To provide high-speed data transfer, video output, and power delivery.

Question 31

What is the purpose of a VGA cable?

Answer 31

To transmit analog video signals to monitors or projectors.

Question 32

What is the difference between DisplayPort and HDMI?

Answer 32

DisplayPort supports higher resolutions and refresh rates than HDMI.