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Security + > Mobile Devices: 1.2, 1.3, 1.4 > Flashcards

Mobile Devices: 1.2, 1.3, 1.4 Flashcards

1
Q

Any device that makes it portable and easy to use

A

Mobile Device

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2
Q

Can process 2 or more contact points simultaneously

A

Multi-touch screen

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2
Q

Individual point on a screen inside of a display

A

Pixel (Picture Element)

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2
Q

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

A

Capacitive Touch Screen

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3
Q

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

A

Liquid Crystal Display (LCD)

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4
Q

Uses crystals that rotate to be able to deliver color

A

In-Plane Switching (IPS)

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4
Q

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

A

Twisted Nematic (TN)

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5
Q

Crystals are tilted to be able to deliver color

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

A

Vertical Alignment (VA)

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6
Q

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

A

Cold Cathode Fluorescent Lamp (CCFL)

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7
Q

Newer form of light that uses direct current

A

Light Emitting Diode (LED)

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8
Q

Each pixel has its own separate LED that provides the light

A

Organic LED (OLED)

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8
Q

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

A

Digitizer

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8
Q

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

A

Accelerometer

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9
Q

An improved version of the basic accelerometer:

detects pitch, roll, and yaw
perform action and stabilizes images

A

Gyroscope

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10
Q

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

A

Track Pad

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11
Q

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

A

Drawing Pad

12
Q

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

A

Microphone

12
Q

Allows to hear things that are coming out from devices, such as music or videos

A

Speaker

13
Q

Combines both the microphone and speaker into one device

A

Headset

14
Q

Provides the ability to capture a live image in a still format

A

Digital Camera

15
Q

Wirelessly connectivity on smaller devices is slower than it is on larger devices

Larger antennas pick up signals with more strength and faster speeds

A

Wifi (Wireless Network)

16
Q

Network that allows to connect to the internet using cellular radio inside the handset and connect to a network service providers

A

Cellular

17
Q

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

A

Global System for Mobile Communication (GSM)

17
Q

Cellular technology uses code division to split up the channel and better than GSM

A

Code Division Multiple Access (CDMA)

18
Q

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

A

Bluetooth

18
Q

Contains all the information about different cellular towers

A

Preferred Roaming List (PRL)

19
Q

Proprietary cable that is only used by Apple devices

A

Lightning Cable

19
Q

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

A

Near Field Communication (NFC)

20
Q

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

A

USB-C

21
Q

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

A

DB9 Cable

22
Q

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

A

Universal Asynchronous Receiver-Transmitter (UART)

23
Q

makes life easier by providing easier access to all of the ports

A

Port Replicator

24
Q

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

A

Docking Station

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