Mobile Devices and Connections

Question 1

Define USB

Answer 1

Universal serial bus
- High speed wired communication

Question 2

What are the properties of USB-C?

Answer 2

Used by both hosts and devices
- Acts as a USB 2.0/3.0/3.1/4 connection
- Can also transmit DP, HDMI, Thunderbolt

Question 3

What is a lightning cable?

Answer 3

8-pin connection by Apple
- Higher power output

Question 4

What connector is used for serial interfaces and what signal does it process?

Answer 4

DB-9 (or DE-9)
- Used for RS-232 signals
- Currently, its used for configuring switches, routers and firewalls with the use of a USB adapter
-This preceded USB connections

Question 5

What does an MDM (mobile device management) solution do?

Answer 5

Allows the management of company-owned and user-owned devices (BYOD)
- Configurations for the devices can be accessed from a single console
- Important for security, pushing software
- Like Intune for phones with AD policies

Question 6

What is NFC?

Answer 6

Near field communication

-Sends small amounts of data wirelessly over a limited area
-Built into phones
-Can be used as identity card/access token