PC Pro 9.8.4 Practice Questions

A technician is assisting Ann, who reports that the display on her company-issued smartphone is too dim to read in a dark room, even after she adjusts the brightness setting. Which of the following actions should the technician perform FIRST? (Choose TWO). Replace the display. Replace the battery. Adjust the battery saver setting. Close all running apps. Adjust the adaptive or automatic brightness control.

Adjust the adaptive or automatic brightness control. Adjust the battery saver setting.

What is the surest way to prevent the loss of important information on your mobile device if it is lost, stolen, destroyed, or there is a natural disaster? Configure your device to back up important data to your personal computer. Only use apps, such as email apps, that store data on the app provider's servers. Don't put important information on your mobile device. Configure your device to remotely back up important data to the Cloud.

Configure your device to remotely back up important data to the Cloud.

Why is it important to have your mobile device charger plugged in while it is receiving an operating system update? Downloads run faster when the charger is plugged in. The device must be connected to and charging from a computer so the update can be performed from the app store. If the battery dies during the update, the operating system could become corrupted. It is not important for the charger to be plugged in, since the update can be received wirelessly.

If the battery dies during the update, the operating system could become corrupted.

For the past few days, a mobile phone has stopped functioning and will not respond to touchscreen input. A soft reset no longer returns functionality. Which of the following is the BEST step the user can take to fix this problem? Reset to factory default Perform a force stop Close all running apps Remove and replace the battery

Reset to factory default

A technician finds that after restoring the operating system on a mobile device, the touch screen operates unpredictably. This happens in both the default orientation or when the screen is rotated. Which of the following would BEST correct the problem? Virtual assistant Screen calibration Wi-Fi calling App Store

Screen calibration

Travis, a long-haul truck driver, reports that when driving on remote highways, his smartphone battery drains faster than normal, and his phone calls often cut out. Which of the following is the MOST likely reason for the fast battery drain? Multiple Bluetooth connections Limited data plan A defective SIM card Signal drop or weak signal

Signal drop or weak signal

Joe, a frequent visitor to a branch office, attempts to connect his tablet to the office wireless network, but is unable to connect to the internet, even though he has verified that the SSID and password are correct. Joe attempts to connect to a coworker's hotspot, but is still unable to connect to the internet. Which of the following is the MOST likely cause of this issue? Airplane mode has been set on the tablet. MAC filtering has been enabled on the branch office wireless access point. The connection between the branch office router and internet service provider is down. Joe's tablet has been configured with full device encryption.

Airplane mode has been set on the tablet.

A company executive has just bought a new Android mobile device. She wants you to help her make sure it is protected from malware threats. What options are available and important to use to protect Android devices? (Select TWO.) Any Android anti-virus app will be about as effective as any other. Android mobile devices, like iOS devices, are not susceptible to malware threats. App reviews and ratings will help you choose an effective anti-virus app. Anti-virus apps are available for purchase from Android app stores. Anti-virus apps for Android have not been developed yet. Android operating system updates are sufficient to protect against malware threats.

App reviews and ratings will help you choose an effective anti-virus app. Anti-virus apps are available for purchase from Android app stores.

A technician installs a new touch screen on a laptop. Directly touching on an on-screen button doesn't depress or activate the button, but touching near the button does. Which of the following actions will correct the misalignment? Calibrate the touchscreen. Update the touchscreen display driver. Lower the screen resolution. Disable all mouse or touchpad devices.

Calibrate the touchscreen.

Joe has been issued a company-owned tablet. He finds that the performance decreases after a few hours of use. After he power-cycles the tablet, performance returns, but the tablet begins to slow again after an hour of use. Which of the following is the BEST action to troubleshoot the problem? Replace the tablet battery. Check the number apps that are running. Disable wireless networking. Reset the tablet to factory defaults.

Check the number apps that are running.

A technician is troubleshooting a company cell phone that is overheating. Which of the following is the FIRST action the technician should perform? Determine whether the battery is warped or swollen. Determine whether the user has been streaming data. Close all applications. Update the operating system.

Determine whether the battery is warped or swollen.

You are updating the operating system on your iPad. Your iPad is connected to your computer and you are using iTunes to install the update. Which of the following BEST describes what would happen to your iPad if you disconnect it before the operating system update is complete? If you disconnect during the update, the operating system could become corrupted. The update would continue wirelessly (if a wireless network is available). iTunes would pause the update process until you reconnect your iPad to your computer. Your iPad would revert to the previous version of the operating system, so you'd have to start the update again from the beginning to get the update.

If you disconnect during the update, the operating system could become corrupted.

Sound isn't coming from the internal speaker on a tablet device, even after a user checks its volume settings and makes sure it is not muted. Which of the following is the MOST likely reason? The battery needs to be charged. The tablet is set to airplane mode. Multiple apps are sending audio to the speakers. The audio output is being directed to a Bluetooth speaker.

The audio output is being directed to a Bluetooth speaker.

Your iPad is configured to do remote backups everyday to iCloud. Which conditions are required for the iCloud backup to take place? (Select THREE.) The iPad has to have an internet connection. The iPad has to be plugged into a power source. The iPad screen has to be unlocked with a password. The iPad screen has to be locked. The iPad has to be connected to your computer and logged into iTunes. The iCloud Backup app has to be running.

The iPad has to have an internet connection. The iPad has to be plugged into a power source. The iPad screen has to be locked.