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CompTIA A+ > A+1002: CH25 Review > Flashcards

A+1002: CH25 Review Flashcards

1
Q

Modern mobile devices use what type of Battery?

Ni-Ion
Li-Ion
Ni-CD
Ni-MH

A

Li-Ion

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2
Q

Removing OS restrictions on an Android device is known as ________?

rooting
unlocking
device spoofing
jailbreaking

A

rooting

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3
Q

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

Application Manager
Battery Settings
Task Manager
Home Screen

A

Application Manager

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4
Q

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

Soft Reset
Hard Reset
Reboot
App Reset

A

Soft Reset

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5
Q

A Mobile Device overheats for seemingly no reason. What is the most likely cause?

Low Battery
Defective Battery
HD Video Recording
Auto-Dimming Screen

A

Defective Battery

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6
Q

When should you attempt to repair a battery?

Never
After the battery is removed
When the device is cool to the touch
When the device is off

A

Never

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7
Q

Most Mobile devices allow the user to set a _______ by using a Password, PIN, Pattern, Fingerprint, and/or Facial Recognition to block strangers from accessing the device?

Screen Lock
Permissions Policy
Device Reset
Data Cleanup

A

Screen Lock

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8
Q

Wis one major indicator of a Weak Cellular Signal?

Constant Reboots
High Transfer Speeds
Dropped Connections
Apps Freezing

A

Dropped Connections

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9
Q

Why is a Hard Reset the most disruptive reset option?

It frees up more internal space
It removes all of a user’s data and settings
It causes battery drain
It closes applications

A

It removes all of a user’s data and settings

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10
Q

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

Remote update
Remote email
Remote wipe
Remote restore

A

Remote wipe

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11
Q

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

Battery
Memory
Software
Hardware

A

Software

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12
Q

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 ______ factor?

knowledge
ownership
temporal
possession

A

temporal

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13
Q

Removing OS restrictions on an Apple device is known as _______?

access injection
jailbreaking
device spoofing
rooting

A

jailbreaking

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14
Q

Setting up equipment to spoof a carrier’s tower and infrastructure is known as _______?

cell tower control
network analysis
tower spoofing
network ghosting

A

tower spoofing

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15
Q

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

Saved Data
Unsaved Data
System Settings
Persistent Data

A

Unsaved Data

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16
Q

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

System lockout
Device reconfiguration
Application notifications
System reboot

A

System lockout

17
Q

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

application menu
settings tab
trusted source
firewall

A

firewall

18
Q

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

automatic backup
thermal throttling
liquid cooling
heat dispersion

A

thermal throttling

19
Q

What hidden menu might exist to help with device calibration?

information menu
device menu
touch menu
diagnostics menu

A

diagnostics menu

20
Q

Most mobile devices have a few ______ stickers that change color when exposed to water?

IMEI
water contact
liquid contact indicator
damage

A

liquid contact indicator

21
Q

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

GPS
IP Address
WIFI
Cellular Network

A

GPS

22
Q

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

eXtensible markup
System Group
Profile
BYOD

A

Profile

23
Q

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

Weather apps
Wireless communication
Maps
Location Settings

A

Wireless communication

24
Q

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

Soft reset
Hard reboot
Force quit
Force stop

A

Hard reboot

25
Q

What type of authentication is a Username and Password?

Multifactor Authentication
Blind Authentication
Single-Factor Authentication
Double-Factor Authentication

A

Single-Factor Authentication

26
Q

PGP and S/MIME are examples of _________?

encryption standards
email servers
system procedures
SMS notifications

A

encryption standadrds

27
Q

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

Geotagging
Geoconnecting
Geospoofing
Geofencing

A

Geofencing

28
Q

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

Hyper-cell service
An overloaded network
A cellular usage limit
Location scrambling

A

An overloaded network

29
Q

What might a dim display mean?

an update is available
the memory is low
there is a problem with the display panel
there are too many apps open

A

there is a problem with the display panel

CompTIA A+ (36 decks)

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