Wired and wireless networks, and bandwidth

Question 1

name 3 examples of wireless devices

Answer 1

• iPad
• iPhone
  *Controllers

Question 2

give me three examples of wired devices

Answer 2

• TV
• Desktop
• Printer
• Xbox
• Router (Wi-Fi)

Question 3

how do wireless devices send data?

Answer 3

through radio waves, without cables

Question 4

how do wired devices send data

Answer 4

through copper cables

Question 5

does a higher bandwidth increase speed?

Answer 5

nope! it increases the amount of data able to pass through but does not increase the speed

Question 6

what is bandwidth

Answer 6

Bandwidth is the amount of data that can be moved from one point to another in a given time

Question 7

think of an example that would help and explain it

Answer 7

water flowing through a pipe - if you get a bigger pipe, will the water flow through faster? no, more water will be able to go through though

Question 8

what is bandwidth measured in

Answer 8

Bandwidth is measured in bits per second which is the smallest unit of data

Question 9

what are data transferred measured in

Answer 9

Data transfers are so good that its usually measured in megabits per second (a million bits per second)

Question 10

what is the mbps for a 5G device?

Answer 10

5G: 250-500mbps

Question 11

what is the mbps for a 4G device?

Answer 11

4G: 20-100mbps

Question 12

what is the mbps for broadband

Answer 12

Broadband: 10-50mbps

Question 13

what is you computer doing when downloading data

Answer 13

Download you computer in receiving data (e.g. Browsing on a web page)

Question 14

what is you computer doing when uploading something

Answer 14

Upload: you computer is sending data to the internet (e.g. putting a video on YouTube)

Question 15

true or false, Upload speeds are slower than download speeds

Answer 15

TRUE! This is because most users spend much more time downloading, not uploading stuff

Question 16

name three advantages of a wired network

Answer 16

1. Faster connection (little to no interference)
   
   2. Higher bandwidth
   3. Better security

Question 17

name three disadvantages of a wired network

Answer 17

Cables can be a trip hazard and look unpleasant

More expensive and time-consuming to add devices, as each device needs cables

Devices are in fixed positions (no portability)

Question 18

name three advantages of a wireless network

Answer 18

No trailing wires/no trip hazard

It is quick and cheap to connect new devices

Allows portability

Question 19

name three disadvantages of a wireless network

Answer 19

Lower bandwidth

Connections can be weakened by walls and ceilings

Less secure