1.4 Connectivity methods

Question 1

Wired connections

Answer 1

Fibre optic cables
Copper cables

Question 2

Wireless connections

Answer 2

Bluetooth
Infrared
Microwave
Laser
Satellite
5G

Question 3

Fibre optic cables

Answer 3

More expensive
High bandwidth
Less likely to suffer from interference and attenuation
More fragile and less malleable

Question 4

Copper cables

Answer 4

Less expensive
Low bandwidth
More likely to suffer from interference or attenuation
Less fragile and more malleable

Question 5

Bluetooth B&L

Answer 5

Can be used to transfer audio files from one device to another but has a limit of 10m between devices

Question 6

Microwave B&L

Answer 6

Can transmit large amounts of data across a large area via microwave towers. However antennas must be in direct line of sight with no obstruction

Question 7

Infrared B&L

Answer 7

Can be used to transmit signals from a remote to a tv however devices need to be in direct line of sight

Question 8

Laser B&L

Answer 8

Can be used to send data between devices up to 2km away. However, devices need to be in a line of sight with no barriers

Question 9

Satellite B&L

Answer 9

Uses point to multipoint connection. However because of distance, there is a delay between data transmission and info being received.

Question 10

5G B&L

Answer 10

Allows mobile phones to connect to a network and receive calls and texts. Gets faster every generation (3G, 4G, 5G) but has limited coverage and obstructions can impact connectivity