Deck 26: Care and Feeding of Mobile Devices

Question 1

A hot, sluggish device might use _______________ to protect the device's CPU from heat damage?

A)heat dispersion
B)thermal throttling
C)liquid cooling
D)automatic backup

Answer 1

B

Question 2

When a mobile app is shut down, what might the user lose?

A)Saved data
B)Persistent data
C)Unsaved data
D)System settings

Answer 2

C

Question 3

Factory reset, or reset to factory default, is also known as a _______________.

A)hard backup
B)restore
C)soft reset
D)hard reset

Answer 3

D

Question 4

When should you attempt to repair a battery?

A)When the device is off
B)After the battery is removed
C)When the device is cool to touch
D)Never

Question 5

Modern mobile devices use what type of battery?

A)Li-Ion
B)Ni-CD
C)Ni-Ion
D)Ni-MH

Question 6

Because mobile device hardware typically cannot be repaired or replaced by a user or field tech, mobile device troubleshooting focuses on what type of issues?

A)Hardware
B)Software
C)Memory
D)Battery

Question 7

Why is a hard reset the most disruptive reset option?

A)It removes all of a user's data and settings.
B)It causes battery drain.
C)It closes applications.
D)It frees up more internal space.

Question 8

What might a dim display mean?

A)The memory is low.
B)There is a problem with the display panel.
C)An update is available.
D)There are too many apps open.

Question 9

What is one major indicator of a weak cellular signal?

A)Dropped connections
B)High transfer speeds
C)Apps freezing
D)Constant reboots

Question 10

What hidden menu might exist to help with device calibration?

A)Touch menu
B)Calibration menu
C)Diagnostic menu
D)Information menu

Question 11

PGP and S/MIME are examples of _______________.

A)SMS notifications
B)encryption standards
C)system procedures
D)email servers

Question 12

What might be the result of too many failed login attempts?

A)System lockout
B)System reboot
C)Application notifications
D)Device reconfiguration

Question 13

Besides the display, what is a very large battery drain for a mobile device?

A)Weather apps
B)Location settings
C)Wireless communication
D)Maps

Question 14

In Android, where would you go to force stop an app?

A)Home screen
B)Application manager
C)Battery settings
D)Task manager

Question 15

What is the most accurate way to get a device's location?

A)GPS
B)Wi-Fi
C)Cellular network
D)IP address

Question 16

A mobile device overheats for seemingly no reason.What is the most likely cause?

A)HD video recording
B)Defective battery
C)Low battery
D)Auto-dimming screen

Question 17

What term describes restarting a mobile device, whether you do it from within the OS or with hardware buttons on the device?

A)Soft reset
B)Hard reset
C)Reboot
D)App reset

Question 18

Why might you run into connectivity problems at large public gatherings?

A)Hyper-cell service
B)Location scrambling
C)An overloaded network
D)A cellular usage limit

Question 19

Most mobile devices have a few _______________ stickers that change color when exposed to water.

A)liquid contact indicator
B)water contact
C)damage
D)IMEI

Question 20

What is it called when you hold a system's power button for several seconds until it turns completely off?

A)Soft reset
B)Hard reboot
C)Force quit
D)Force stop

Question 21

Most mobile devices allow the user to set a(n) _______________ by using a password, PIN, pattern, fingerprint, and/or facial recognition to block strangers from accessing the device.

A)screen lock
B)permissions policy
C)device reset
D)data cleanup

Question 22

Modern mobile OS versions manage running apps to optimize _______________ and _______________.

Question 23

Which term refers to a collection of configuration and security settings that an administrator has created?

A)System group
B)BYOD
C)eXtensible markup
D)Profile

Question 24

A(n) _______________ will clear all user data and setting changes, returning the device's software to the state it was in when it left the factory.

Question 25

What is the process in which an organization tracks when its employees enter or exit a predefined area?

A)Geotagging
B)Geofencing
C)Geospoofing
D)Geoconnecting

Question 26

If the user started having trouble shortly after installing a new app, _______________ it to see if the problem goes away is an obvious way to rule out a potential cause.

Question 27

What type of authentication is a username and a password?

A)Blind authentication
B)Multifactor authentication
C)Single-factor authentication
D)Double-factor authentication

Question 28

Mobile devices have a(n) _______________ control that can be set to auto mode or controlled manually.

Question 29

Having a user logon at a certain time of day, or even within so many seconds or minutes of another event, is known as a(n) _______________ factor.

A)knowledge
B)ownership
C)temporal
D)possession

Question 30

When closing an app, keep in mind that you may lose _______________ data when you close it.

Question 31

On mobile devices, the term _______________ describes restarting the device, whether you do it from within the OS or with hardware buttons on the device.

Question 32

Removing OS restrictions on an Apple device is known as _______________.

A)rooting
B)jailbreaking
C)device spoofing
D)access injection

Question 33

What is a last resort you can do if your device is stolen?

A)Remote restore
B)Remote update
C)Remote email
D)Remote wipe

Question 34

All of the mobile operating systems provide at least one way to close running applications-the most common is to swipe the app in a particular direction from the device's list of _______________.

Question 35

Removing OS restrictions on an Android device is known as _________________.

A)rooting
B)device Spoofing
C)unlocking
D)jailbreaking

Question 36

Generally, mobile devices do not include a _______________ because they do not have a lot of services listening on open ports.

A)application menu
B)firewall
C)trusted source
D)settings tab

Question 37

If a user has had an app for a long time and it only recently started acting up, it's possible the app's developers released a(n) _______________.

Question 38

Setting up equipment to spoof a carrier's tower and infrastructure is known as _______________.

A)network ghosting
B)cell tower control
C)network analysis
D)tower spoofing

Question 39

In Android, the Application Manager will let you _______________ an app, also killing its background processes.

Question 40

You can uninstall apps through either the app store they were installed with or the device's _______________.

Question 41

Some phones may have a hidden _______________ or _______________ menu to help with diagnostics and calibration.

Question 42

Even if _______________ are on, you may be able to find a happy medium by setting per-app restrictions for apps that use mapping, geocaching, and/or tagging.

Question 43

One reason an app may not load is that the device does not meet the app's _______________ requirements such as RAM, storage space, or processor type.

Question 44

Every form of wireless communication your mobile device is capable of (such as cellular voice, cellular data, Wi-Fi, Bluetooth, NFC, etc.) corresponds to a _______________ inside the device.

Question 45

You can plug a mobile device into a(n) _______________ (sometimes called an external battery, power pack, or portable charger) to recharge when there's no available outlet.

Question 46

Much like a mouse cursor may slow, freeze, or move erratically when a traditional computer is having performance issues, a(n) _______________ may appear not to work at all.

Question 47

The first step on troubleshooting a dim display is to check the _______________.

Question 48

Some devices have _______________ modes and may even be able to display _______________ instead of full color.

Question 49

Moisture on a mobile device can cause internal _______________, and lingering liquid can cause _______________ to behave in strange ways.

Question 50

One of the most prominent connection issues plaguing mobile devices is a(n) _______________.

Question 51

A(n) _______________ is common during large public gatherings (such as a sporting event) or a widespread emergency that causes a surge in network use.

Question 52

The _______________ is affected by how much light a sensor or camera on the front of the device can detect.

Question 53

The fastest way to drain most modern mobile devices is by leaving the _______________ on.

Question 54

Performance can suffer when there are too many apps running at the same time, which eat up _______________.

Question 55

Exceeding the _______________ limits that your carrier sets can also lead to slow data speeds.

Question 56

The main cause of a swollen battery is _______________.

Question 57

One of the first troubleshooting steps you can take in resolving performance issues is to perform a(n) _______________ of the device.

Question 58

Charging, large data transfers, frozen apps, recording HD video, and other intensive tasks can all make a mobile device much _______________ than normal.

Question 59

To help prevent batteries from overheating, prefer _______________ chargers and batteries over _______________ chargers and batteries.

Question 60

If your device uses a(n) _______________ panel, you can reduce power consumption by using black wallpapers and configuring apps to use a dark theme if the option is available.

Question 61

How can you uninstall an app?

Question 62

What is a soft reset?

Question 63

Lockout mechanisms can be configured on the device itself, or centrally through the organization's _______________ software.

Question 64

An example of _______________ authentication is presenting a smartcard to a proximity badge reader and then placing your finger on a fingerprint reader to access a secure area.

Question 65

One way in which Android's relaxed controls are evident is the ability to install apps from _______________.

Question 66

A phone's _______________ will not work underground, will probably be spotty indoors unless you're near a window, and can really struggle in dense urban areas with tall buildings.

Question 67

What should you typically do before performing a hard reset?

Question 68

What is the most common way to close a running application?

Question 69

What is a hard reset?

Question 70

What might happen when you close an application on a mobile device?

Question 71

A(n) _______________ is a string of bits used by a computer program to encrypt or decrypt data.

Question 72

Modern iOS and Android use _______________ to protect built-in storage, such that even a "finder" who dismantles the device cannot retrieve its documents.

Question 73

What is a liquid contact indicator (LCI)?

Question 74

What are the two typical settings on a device to control its brightness?

Question 75

What is an accidental touch?

Question 76

A(n) _______________ occurs when too many consecutive login attempts fail, the purpose being to protect the device from brute-force attacks.

Question 77

For an e-mail message to be secure, it must be _______________.

Question 78

What are some things that can cause a device to run hotter than normal?

Question 79

A(n) _______________ is a collection of configuration and security settings that an administrator has created in order to apply those settings to particular categories of users or devices.

Question 80

The _______________ factor is something the user knows, such as a user name, password, date of birth, social security number, etc.