Comptia A+ 220-802 Chapter 18 Flashcards Preview

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Flashcards in Comptia A+ 220-802 Chapter 18 Deck (40)
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1
Q

An____________ measures the acceleration—change in velocity, which is a function of speed and direction—of an object. pg 847

A

accelerometer

2
Q

A___________ is a sensor that detects rotation around any of three axes, known as roll, pitch, and yaw. pg 847

A

gyroscope

3
Q

the relative and absolute positioning of your device from the viewpoint of the planet and space, is an important capability that allows effective navigation and access to personalized services and security features. pg 848

A

Geolocation

4
Q

Two technologies are used by most modern smartphones to accomplish positioning and geolocation:

A

1) Magnetometer—compass heading

2) Global positioning system—absolute position on the earth

5
Q

A________allows a device to sense magnetic fields, such as the one our planet exhibits at the magnetic north pole.

A

magnetometer

6
Q

Wireless personal area networks (WPANs) that use Bluetooth for data-link transport are specified by IEEE________?

A

IEEE 802.15.

7
Q

Secure mail ports on Table18.2 pg 884

A
Mail Protocol   TCP Port Number
SMTP with SSL       465
SMTP with TLS       587
IMAP with SSL/TLS   993
POP with SSL/TLS    995
8
Q

Internet calls over WiFi can be configured

on many Android phones using this protocol? pg 853

A

Session Initiation Protocol (SIP) and a simple Internet

calling utility.

9
Q

The method of detecting device orientation varies somewhat, but the following two popular methods exist and are presented here with their characteristic detection capabilities: pg 854

A

1) Accelerometer—forward/backward, left/right, up/down

2) Gyroscope—roll, pitch, yaw

10
Q

Later versions of Android are based on which Operating System? pg 840

A

Linux operating system

11
Q

The___________ allows developers to create proprietary versions of the protected software without the need to contribute back to the original platform. pg 840

A

Apache license

12
Q

What are the Steps to Connecting an iPhone to a WiFi Network pg 854

A
  1. Tap the Settings app on the Home screens.
  2. Select Wi-Fi from the Settings menu.
  3. Swipe the Wi-Fi switch to the right to turn it on if it is off. Tapping switches also works to toggle them to the opposite state.
  4. Tap the name of the wireless network that you want to join.
  5. Enter the password or key for the wireless network, if you are asked for one, and then tap the Join button.
  6. Tap the Settings back button at the top left to return to the previous screen.
13
Q

Disabling Cellular Use for Data Networking on an iPhone? pg 861

A
  1. Tap the Settings app on the Home screens.
  2. Scroll down, if necessary, and select General from the Settings menu.
  3. Select Network from the General Settings menu.
  4. Turn off the switch labeled Cellular Data, shown next.
  5. Back out of the Settings app and then press the Home button.
14
Q

In mid 2010, Apple added a controversial feature to iOS, starting with version 4, that collects your position and stores it locally on the phone in a file that is never harvested but also reports it twice a day back to Apple. pg 849

A

geotracking

15
Q

The Russian form of GPS, known as what? pg 848

A

Global Navigation Satellite System (GLONASS),

16
Q

_______uses similar information to add location information to various forms of media, such as photographs taken with the device and messages sent with the device. pg 849

A

Geotagging

17
Q

Why would you want to disable geotagging?

A

To Hide your current location from everyone.

18
Q

What is the Gmail server name for outbound email on mobile devices? pg 884

A

smtp.gmail.com

19
Q

What is the Gmail server name for inbound email on mobile devices?

A

imap.gmail.com

20
Q

What is the proprietary client-server messaging platform from Microsoft. pg 890

A

Exchange

21
Q

885 Forward for tomorrow

A

885 Forward for tomorrow

22
Q

is the act of mirroring all unique changes and additions from each device to the other. pg 913

A

Synchronization

23
Q

What are 4 ways you can Sync Data to a device?

A

USB
Fire Wire
WiFi
Bluetooth

24
Q

True or False. Wireless is the most reliable way to sync your devices.

A

False

25
Q

What is the proprietary client-server messaging platform from Microsoft. pg 890

A

Exchange

26
Q

True or False: on both iPhone and Android the pass code lock is turned off? pg 894

A

True

27
Q

What features can you use if you lose or misplace your Cell Phone?

A

Remote Wipes and Locators function.

28
Q

What is the app called for iPhone that can help locate your lost phone? pg 899

A

Find My iPhone

29
Q

Besides locating your phone what does the Find my iPhone app allow you to do?

A

The app allows the device to be controlled remotely to lock it, play a sound (even if audio is off), display a message, or wipe it clean.

30
Q

You have three options for how to view the location of your iPhone what are they?

A

two-dimensional map
satellite
hybrid version

31
Q

What is the name of the app called for Android devices to help locate your phone?

A

Lookout

32
Q

What is the path to check for software updates on the iPhone? pg 909

A

Settings >General> Software Update

33
Q

What is the path to check for software updates on the Android? pg 909

A

Menu >Settings >System Updates

34
Q

What is the Preferred Roaming List (PRL)? pg 909

A

is a database residing in a wireless (primarily CDMA) device, such as a cellphone, that contains information used during the system selection and acquisition process.

35
Q

Why is it not a good idea to try and repair your device on your own? pg 910

A

Attempting your own repairs will not only void any remaining warranty but likely render the device unusable.

36
Q

HTC created an early touchscreen software interface called what? pg 912

A

TouchFLO

37
Q

The most popular form of storage in mobile devices is?

A

SSD’s

38
Q

Some of the most common types of data to be synchronized by all such utilities: Pg 913

A

Contacts,Apps,Email,Photos,Music,Videos

39
Q

Minimum iTunes install requirements for windows?

A

1GHz Intel or AMD processor

512MB of RAM

40
Q

Minimum iTunes install requirements for Mac/Apple?

A
Mac computer with an Intel, PowerPC G5 or G4 processor
512MB of RAM
To play standard definition video
 1.0GHz PowerPC G4
512MB of RAM