Mobile Device and Laptop

Capacitive Touch Screen

Any touchscreen that works by seeing the distortion in an electrostatic field

• Can only support a single tactile input which means one touch at a time

Multi-Touch Screen

Can process two or more contact points simultaneously

Liquid-Crystal Display (LCD)

Uses liquid crystal where the properties can change with the application of voltage

Pixel (Picture Element)

Individual point on a screen inside of a display

Twisted Nematic (TN)

Contains crystals that twist or untwist in response to the voltage being applied or removed

• Support faster response time in comparison to other TFT technologies and displays

In-Plane Switches (IPS)

Uses crystals that rotate to be able to deliver color

• Supports 179 horizontal and vertical viewing angle and better color reproduction

• Can provide response time close to a TN-based display

Vertical Alignment (VA)

Crystals are tilted to be able to deliver color

• Has a contrast ratio of two to three times better than a standard IPS display

Cold Cathode Fluorescent Lamp (CCFL)

Lamp that sits behind the display and lights up the liquid crystal display to show the colors and images properly on the screen

• Requires AC voltage

Light-Emitting Diode (LED)

Newer form of Light that uses direct current (DC)

• Uses less power, longer battery life and better performance

Organic LED (OLED)

Each pixel has its own separate LED that provides the light

Digitizer

Layer sandwiched between a layer of protective glass and the display panel inside of a touchscreen display

Accelerometer

Combination device that uses hardware and software to measure the velocity, rotation, and shaking of a mobile device

• The accelerometer works when dealing with the X (horizontal) and Y (vertical) axis

• Doesn’t do a good job if you start moving things forward and backwards known as depth (Z axis)

Gyroscope

An improved version of the basic accelerometer

• Dects Y,X, and Z axis

• Performs actions

• Stabilizes images

Trackpad

Device that can be used to manipulate the cursor on the screen

Drawing Pad

Large format touch device attached as a peripheral to a laptop, smartphone, or tablet

• Uses touch pens

Microphone

Any device used to record audio or capture voice when making a phone call

Speaker

Allows to hear things that are coming out from devices

Headset

Combines both microphone and speaker into one device

Digital camera

ability to capture a live image in a still format

Wi-Fi (Wireless Network)

Comes in different types of Wi-Fi, including wireless a, b, g, n, ac, and ax

Cellular

Network that allows to connect to the Internet using cellular radio inside the handset and connect to a network service provider

Global System for Mobile Communication (GSM)

Cellular technology that takes the voice during a call and converts it into a digital format

• Widely used

• Sim card

Code-Division Multiple Access (CDMA)

Cellular technology that uses code division to split up the channel

• Electronic code

Preferred Roaming List (PRL)

Contains all the information about different cellular towers

Bluetooth

Used as a short-range point-to-point network connection between a mobile device and an accessory

Near Field Communication

Allows a device to receive and send information in the NFC format

Lightning Cable

Proprietary cable that is only used by Apple devices

USB-C

Modern version of USB that operates at USB 3.0 speeds and can provide data

DB9 Cable

D-shaped connector with 9 pins that is used to connect external serial devices like modems

Universal Asynchronous Receiver-Transmitter (UART)

Device that allows to connect to a device and get information from it

Port replicators

uses the exact same features as a laptop

• Makes life easier by providing easier access to all of the ports

• Port mirror

Docking Station

Advanced type of port replicator that provides all the capabilities and features of a laptop

• Additional ports

Open-Source Software

The software and the original source code are available to download, modify, and redistribute

• Android Operating System

Close-Source Software

Proprietary software that is licensed under the exclusive legal rights of the copyright holder

• IOS System

Microsoft 365

Provides the ability to have office productivity software and a large amount of storage space in the cloud (OneDrive)

Mobile Device Synchronization/Sync

Act of copying data back and forth between different devices

Contact

Record inside of an address book that contains fields of names, addresses, emails, phone number, notes, etc

vCard

Standard format and is widely supported by most address books and software applications

Calendar Information

Any record with fields for appointments or tasks with their corresponding subject, date, location, and attendees

Cloud Synchronization

Provides the access to the cloud from all devices and becomes the central repository of all data

• Microsoft 365, Google Workspace, iCloud

Computer Synchronization

Synchronizes directly to the desktop or laptop using a USB or Bluetooth connection

Automotive Synchronization

Synchronizing device to car for contact, GPS, and music

• Apple’s CarPlay and Android Auto

Enterprise Mobility Management (EMM)

Class of software designed to apply security policies for use on mobile devices

Mobile device management (MDM)

Set device-level policies for authentication, feature use, and connectivity

• Allows to control the device itself like locking access to certain feature

Mobile device application management (MAM)

Set policies for apps that can process corporate data and prevents data transfer to personal apps

Data Loss Prevention (DLP)

Detects when data is being taken from a device, ensuring it’s only being used in the proper way

Apple Business Manager (ABM)

MAM suite that allows application from a private repository to devices that part of the corporate network

Managed Google Play

Managed version of the Google Play store that contains apps that are distributed to employees’ devices

Knowledge Factor

Simplest form of authentication and refers to something you know

• 4 digit pin to unlock a device

Possession Factor

Refers to something you have

• Physical token

Inherence Factor

Refer to something you are

• Face ID

Behavior Factor

Refers to something you do

• Camera that detect your face and voice recognition

Location Factor

Refers to somewhere you are

Coarse Positioning

Oldest method of positioning using mobile phones

• Rough positioning where you are by using Triangulation of three or more cellular towers

Global Positioning System (GPS)

Space-based radio navigation system that consists of satellites and networks of ground stations

Indoor Positioning System (IPS)

Has the ability to figure out a device’s location even if being used indoors

Geo-Tracking

Tracking of a location over a given amount of time

Disable GPS and IPS to block geo-tracking

POP3/IMAP

Inbound mail

Use TLS or SSL for encryption and security

SMTP

Outbound mail

Use TLS or SSL for encryption and security

Biometric Sensor

Allows users to record a template of a feature of their body that is unique to them

• Finger print, Facial scan

Near-Field Communication Scanner (NFC scanner)

Used to pair peripheral devices to a smartphone or tablet

Kensington Lock

Connects a metal braided cable into a small port on the side of a device and locks it in place