1.6 Mobile Device Connectivity

Question 1

What is a Hotspot?

Answer 1

• You basically turn your phone into a WiFi router

- You may have to pay extra

Question 2

What is Tethering?

Answer 2

• Anchored to your laptop through USB connection

- Use the internet from your laptop using the internet connection from your phone.

Question 3

What is Airplane mode?

Answer 3

• One button turns off all radio: Cellular, WiFi, Bluetooth, NFC, etc..

Question 4

Describe the features of Bluetooth

Answer 4

• Connect various devices: headsets, car, speakers, etc..
• Pairing process is very straight forward: Enable Bluetooth on both devices, Set device to discoverable, Select discover device, Enter or confirm Pin.

Question 5

What are PRL updates?

Answer 5

• Preferred roaming list
• These updates tell your phone which tower to communicate with for CDMA networks
• Can be updated OTA (Over the air) which means it happens in the background

Question 6

What are PRI Updates?

Answer 6

• Product release Instructions
• They have radio settings, ID numbers, network codes, country codes, so your phone knows how to use the Wireless network
• Also updated OTA (Over the air) which means it happens in the background

Question 7

What is an IMEI number?

Answer 7

• Identifies your specific device. Every Smartphone has a different IMEI
• Can be used to allow or disallow access

Question 8

What is an ISMI?

Answer 8

• This is associated with you, and not the device.

- Can be provisioned in the SIM Card.

Question 9

What is a VPN on a smartphone?

Answer 9

• Creates a secure channel between your smartphone and another device,
• Often built in to the Smartphone

Question 10

What does the Radio do inside your phone?

Answer 10

• Baseband Radio Processor
• Designed to connect with the cellular provider’s network
• Has it’s own Firmware and Memory. The firmware updates OTA (over the air)
• You never see this part of the phone operating