M5 Cellular networking

Question 1

What is another term for mobile networking?

Answer 1

Cellular networking

Question 2

What type of networking has a lot in common with the 802.11 networks?

Answer 2

Cellular, at a high level.

Question 3

How does cellular networking operate?

Answer 3

radio waves.

Question 4

What kind of networking can travel over many kilometres or miles?

Answer 4

cellular

Question 5

what concept are cellular networks built around

Answer 5

cells

Question 6

what put cells apart from each other?

Answer 6

each cell is assigned a specific frequency band for use and those bands don’t overlap

Question 7

what can cell towers that broadcast and receive cellular transmissions be thought of as, but with larger range?

Answer 7

access points

Question 8

what are examples of cellular networking devices?

Answer 8

phones, tablets, laptops, automobiles

Question 9

What wireless networks might a mobile device use

Answer 9

cellular, wifi, Bluetooth, one of the internet of things protocols

Question 10

what’s the way I can troubleshooting networking or connectivity issues for end users?

Answer 10

figure out what network the device should be connecting to and make sure the device is configured to do that

Question 11

what is a common device feature that can be confusing for end users?

Answer 11

turning individual components and systems on and off

Question 12

why do some people switch off of network radios?

Answer 12

to save battery

Question 13

what’s the first thing I should check when someone is having connectivity issues with a mobile device?

Answer 13

whether the wireless radio has been disabled in the device settings.

Question 14

what mode disables all wireless networking at once

Answer 14

airplane

Question 15

how will mobile devices try to connect to the internet automatically most of the time?

Answer 15

the most reliable and least expensive connection option

Question 16

what do many mobile operating systems understand to save end users money?

Answer 16

metered connections, data limits, non metered connections like wifi.

Question 17

what can an employer do if they want to access internet websites that the wifi blocks?

Answer 17

connect to another network even if it’s more expensive

Question 18

what do all wireless networking devices have/

Answer 18

antenna

Question 19

what does radio signal do you the further it has to travel especially if it passes through or reflects off of things between two antennas

Answer 19

weaken

Question 20

what factors can make a wireless signal more or less reliable?

Answer 20

distance, interference, the way the devices held are worn

Question 21

what is the most common short range wireless network called

Answer 21

Bluetooth

Question 22

what is it called when you connect a wireless peripheral to a mobile device?

Answer 22

pairing

Question 23

What happens when two devices connect over Bluetooth?

Answer 23

they exchange information including a pain or passwords they can remember each other. after that they will automatically connect to each other when they are powered on and in range

Question 24

why might I need to make my device forget a peripheral so it can be paired again?

Answer 24

pairing fails sometimes.

Question 25

what should I always do when troubleshooting a Bluetooth peripheral?

Answer 25

make sure Bluetooth is on