1.6 Mobile Device Connectivity Flashcards Preview

CompTIA A+ 1001 Mobile Devices > 1.6 Mobile Device Connectivity > Flashcards

Flashcards in 1.6 Mobile Device Connectivity Deck (10)
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1
Q

What is a Hotspot?

A
  • You basically turn your phone into a WiFi router

- You may have to pay extra

2
Q

What is Tethering?

A
  • Anchored to your laptop through USB connection

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

3
Q

What is Airplane mode?

A
  • One button turns off all radio: Cellular, WiFi, Bluetooth, NFC, etc..
4
Q

Describe the features of Bluetooth

A
  • 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.
5
Q

What are PRL updates?

A
  • 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
6
Q

What are PRI Updates?

A
  • 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
7
Q

What is an IMEI number?

A
  • Identifies your specific device. Every Smartphone has a different IMEI
  • Can be used to allow or disallow access
8
Q

What is an ISMI?

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

- Can be provisioned in the SIM Card.

9
Q

What is a VPN on a smartphone?

A
  • Creates a secure channel between your smartphone and another device,
  • Often built in to the Smartphone
10
Q

What does the Radio do inside your phone?

A
  • 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