CompTIA A+ 1101 - 1.0 Mobile Devices Flashcards
MDM
Mobile Device Management
Enterprise software designed to apply security policies to smartphones & tablets
ARM
Advanced RISC (Reduced Instruction Set Computer) Machine
32 Bit CPU Architecture designed for use with mobile and IoT devices
Low heat, low power but efficient and quick for its size
Phablet
Cross between a phone and a tablet
Between 5.5” and 7” screen
FRU
Field Replacement Units
Parts of a mobile device that can be replaced by users / techs
EPD
Electro-Phoretic Display
A low power, high contrast, no backlight display that mimics paper very closely
Eg; Kindle
GPS
Global Positioning System
A means of determining position in the world based off information received from satellites
Hotspot
A soft access point for cellular data to be shared with other devices via Wi-Fi
Tethering
Sharing a data connection with a device via Bluetooth/USB
Cell Tower Range
5 Miles
IMEI Number
International Mobile Equipment Identification Number
A serial number for Mobile Devices
GSM Network
Global System for Mobile Communications
Works using SIM cards, IMEI and IMSI
IMSI
International Mobile Subscriber ID
A method of identifying users under the GSM format
CDMA Network
Code Division Multiple Access
An Americas-only system for mobile comms.
Similar to GSM, but doesn’t require SIM cards and locks phone to provider.
PRI Database
Configures the data rate between a cell tower and the mobile device.
CDMA only.
PRL Database
Preferred Roaming List Database
Allows for a CDMA mobile device to communicate on other networks from the provider/carrier
SIM
Subscriber Identity Module
G/E or 1X
Cellular Network Speed
Operates between 50kbps - 400kbps
3G or H/H+
Cellular Network Speed
Operates between 3mbps - 42mbps
4G and 4G+
Cellular Network Speed
Operates between 20mbps - 90mbps
5G
Latest Cellular Network Speed
Operates between 100mbps - 900mbps
Theoretically able to reach 10gbps
Baseband Update
An update / modification to a mobile phones Radio firmware.
RTOS
Real-time Operating System
An OS that is designed for use with embedded / real-time apps.
Mobile Phone
Glorified Radio
MAM
Mobile Application Management
An established container running Enterprise applications, for use in development and distribution.
IPS
Indoor Positioning System
Triangulates location indoors by using Cellular and Wi-Fi radio sources
SSO
Single Sign On
When authenticating to one service (Outlook, Gmail etc) this will pass onto other services (Teams, Google Drive etc)
MDM Types
BYOD - Bring Your Own Device
COBO - Corporate Owned, Business Owned
COPE - Corporate Owned, Personally Enabled
CYOD - Choose Your Own Device
SoC
System on a Chip
A mobile device CPU form factor, wherein the CPU is miniscule and soldered into the board.
64-bit
