Wired Vs Wireless Connection 9

Question 1

What are examples of wireless connections

Answer 1

CAT5
Coaxial
Fibre Optic
VGA
HDMI
USB/ Firewire

Question 2

CAT5 uses

Answer 2

Telephone communication and Ethernet networks

Question 3

CAT5 advantages

Answer 3

Versatile and widely available
Cheap compared to other networking options

Question 4

CAT5 disadvantages

Answer 4

Only useful over a short distance
More susceptible to interference from other wired techniques such as fibre

Question 5

Coaxial uses

Answer 5

All types of data communication but most commonly used in television cabling

Question 6

Coaxial advantages

Answer 6

Less susceptible to interference than UTP/ STP so works over longer distances
Cheap, though not as cheat as UTP/ STP

Question 7

Coaxial disadvantages

Answer 7

Thickness of cable makes it very difficult to work with
Limited bandwidth

Question 8

Fibre optic uses

Answer 8

Telephone and internet cables, cable television and computer networking

Question 9

Fibre optic advantages

Answer 9

Improved security as the cable cannot be tapped or hacked into
Can be used over long distances
High data transfer rate

Question 10

Fibre optic disadvantages

Answer 10

Very expensive
Specialist skills needed to install

Question 11

VGA uses

Answer 11

Analogue connection of video display equipment such as projectors

Question 12

VGA advantages

Answer 12

Universally used on high resolution equipment
Low cost cabling

Question 13

VGA disadvantages

Answer 13

Cumber stone cabling
Signal affected over distance
No DRM (Digital rights management) Amazon and Netflix use to block wire from carrying data

Question 14

HDMI uses

Answer 14

Digital connection of both video and sound from devices to display equipment

Question 15

HDMI advantages

Answer 15

Capable of 8k and beyond resolution
Used in computing and entertainment

Question 16

HDMI disadvantages

Answer 16

Limited length
Cabling and technology is more expensive than analogue equivalent such as VGA

Question 17

USB/ FireWire uses

Answer 17

Connecting equipment and peripherals such as printers, scanners, input devices, cameras

Question 18

USB/ FireWire advantages

Answer 18

High speed capability
Backwards compatibility
Can connect multiple devices

Question 19

USB/ FireWire disadvantages

Answer 19

Limited distance
Limited power supply

Question 20

Wireless connections examples

Answer 20

Wi-Fi
4g5g
Satellite broadband
Laser
Bluetooth
Wi-Fi direct

Question 21

Wi-Fi uses

Answer 21

To connect to devices to local and wide area networks such as the internet
Allows ad-hoc networks to permit printing for example wirelessly

Question 22

Wi-Fi advantages

Answer 22

Easy to set up
Low power consuming
High speed data transfer speeds
Good range
Relatively cheap to installn

Question 23

Wi-Fi disadvantages

Answer 23

Can be complex
Security concerns
Using ad-hoc networks can impact connectivity

Question 24

4g/5g uses

Answer 24

To connect to data networks such as the internet whilst out on the move

Question 25

4g/5g advantages

Answer 25

Allows true mobility
4g/5g provides for very fast connection speeds

Question 26

4g/5g disadvantages

Answer 26

Heavy data usage can be costly
Uses public networks

Question 27

Satellite broadband uses

Answer 27

Provides connectivity to remote areas often rural

Question 28

Satellite broadband advantages

Answer 28

Wide coverage
High speed

Question 29

Satellite broadband disadvantages

Answer 29

High latency
Subject to weather conditions

Question 30

Laser uses

Answer 30

Allows point to point LAN connections between locations

Question 31

Laser advantages

Answer 31

High speed
No O’n going costs

Question 32

Laser disadvantages

Answer 32

Affected by poor weather conditions
High initial cost