Smartphones, Tablets and mobile devices( Comptia Objective 1.5

Question 1

What is the difference between USB tethering and creating a mobile hotspot?

Answer 1

• Creating a mobile spot on a mobile device means that any device with a wifi network card can connect to the mobile device for internet
• USB tethering provides mobile internet to the device the mobile device is connected to via USB connection only, no mobile connection is available for other devices.
• In both cases wifi and wifi related services will be offline while a hotspot or tether is active.
• Tethering and wifi hotspot can’t be enabled at the same time.

Question 2

What is a disadvantage of using a full wrap around smartphone case or cover?

Answer 2

• Can create problems for docking stations and wireless chargers.

Question 3

How are Portable Point of Sale systems connected to a smartphone or smart device?

Answer 3

• Can commonly be connected by connecting via the audio jack on the smartphone/device( TRRS connector)
• Also can be connected over bluetooth.
• Connection is then made to the internet to approve the transaction.