A+ 220-902 Common mobile OS Troubleshooting Tools (4.3)

Question 1

Slow device performance can have several causes, but one crosses all platform boundaries.

Accepted Answer

Full or nearly full storage device

Question 2

A mobile device hard reset is also known as which type of reset?

Accepted Answer

Alternate

Question 3

The most significant factor in resolving intermittent wireless connectivity?

Accepted Answer

Physical placement

Question 4

Identify the reason that mobile phones and Bluetooth devices might not be able to pair.

Accepted Answer

The mobile device is not set to discoverable.

Question 5

NOT worth checking if a user reported that her mobile device has no sound?

Accepted Answer

The mobile operating system version

Question 6

Some apps have stopped working & a malware scan was done - storage is not full.

Accepted Answer

Uninstall/reinstall of the failing apps

Question 7

For which of the following mobile device problems would you NOT perform a factory reset?

Accepted Answer

Device overheats when viewing streaming video

Question 8

Which of the following will prevent a mobile device from transmitting to an external monitor?

Accepted Answer

Too much distance between the devices

Question 9

Identify the two methods used to broadcast from a mobile device to an external monitor.

Accepted Answer

An HDMI cable and a broadcasting app

Question 10

A user reported that his email client will no longer send or receive email.

Accepted Answer

Use a web browser to access a web-based email client

Question 11

“Installation Unsuccessful” when attempting to install any app from the Google Play Store

Accepted Answer

Clear the app cache

Question 12

A user has used all available mobile device storage, but requires access to the data for apps.

Accepted Answer

Adjust the apps to use cloud storage

Question 13

Which component might cause the LCD screen to darken and resist adjustment?

Accepted Answer

The LCD inverter

Question 14

Android's method of ending an app that is hanging - when normal closing does not work.

Accepted Answer

Force stop

Question 15

Which action should an administrator perform prior to performing a factory reset on a device?

Accepted Answer

A backup of all data

Question 16

Slow mobile device performance - hardware & OS check out and no malware...

Accepted Answer

The user has too many applications running.

Question 17

A user is locked out of his mobile device and cannot log in to it.

Accepted Answer

Wait at least 15 minutes and then try again

Question 18

What should the administrator do to a device prior to deploying it to a new user?

Accepted Answer

Perform a factory reset

Question 19

Causes most mobile devices to experience intermittent wireless connectivity...

Accepted Answer

Physical obstacles

Question 20

NOT a reason that a mobile device and a Bluetooth device will not pair with each other?

Accepted Answer

Device incompatibility

Question 21

Most likely feature to drain mobile device battery...

Accepted Answer

App location services

Question 22

Which action can speed up older Android devices that have slow solid-state drives?

Accepted Answer

Updating to Android 4.3 or newer

Question 23

Since returning from a business trip, a phone will no longer call, text, or connect to wifi.

Accepted Answer

Turn off Airplane Mode on the device

Question 24

Which of the following is NOT a reason for a touchscreen to be non-responsive?

Accepted Answer

The ambient light is too bright to register touch.

Question 25

Mobile email client is unable to decrypt email messages sent to it

Accepted Answer

Try to access the message using a different mail client

A+ 220-902 Common mobile OS Troubleshooting Tools (4.3)

Questions 25

A+ 220-902 Common mobile OS Troubleshooting Tools (4.3)

Questions 25