Computer Maintenance Chapter 26

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

An overloaded network

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

Application manager

What hidden menu might exist to help with device calibration?

Diagnostic menu

What is one major indicator of a weak cellular signal?

Dropped connections

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

GPS

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

Geofencing

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

HD video recording

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

Hard reboot

Why is a hard reset the most disruptive reset option?

It removes all of a user's data and settings.

Modern mobile devices use what type of battery?

Li-Ion

When should you attempt to repair a battery?

Never

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

Profile

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

Remote wipe

What type of authentication is a username and a password?

Single-factor authentication

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

Soft reset

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?

Software

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

System lockout

PGP and S/MIME are examples of _______________.

encryption standards

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

firewall

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

hard reset

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

jailbreaking

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

liquid contact indicator

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

rooting

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.

screen lock

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.

temporal

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

thermal throttling

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

tower spoofing

What might a dim display mean?

There is a problem with the display panel.

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

Unsaved data

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

Wireless communication


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