Mobile Operating Systems Quiz

What three tasks can be done with the iOS device Home button? (Choose three.)

• respond to an alert

• place apps into folders

• return to the home screen

• wake the device

• display the navigation icons

Which two location-specific services can the GPS feature on a mobile device offer? (Choose two.)

• displaying local weather information

• planning a route between two locations

• delivering local advertising

• playing local songs

• displaying a map of a destination city while driving

Which three methods can be used to unlock a smartphone? (Choose three.)

• NFC

• biometric information

• swipe pattern

• QR code scan

• passcode

What are two types of cloud-enabled services for mobile devices? (Choose two.)

• screen calibration

• remote backup

• screen app locking

• locator apps

• passcode configuration

Which two terms describe unlocking Android and iOS mobile devices to allow users full access to the file system and full access to the kernel module? (Choose two.)

• remote wipe

• sandboxing

• rooting

• patching

• Jailbreaking

What two preventive maintenance tasks should be scheduled to occur automatically? (Choose two.)

• executing a backup

• scanning the signature files

• checking the disks for bad sectors

• resetting devices by applying the factory reset feature

• updating the operating system software

A user presses the Recent Apps icon on an Android-based smartphone to see a list of recently used apps. What should the user do to remove an app from the list?

• Swipe the app to either side.

• Swipe the app down.

• Swipe the app up.

• Double tap on the app.

A user has an iOS device. What will happen if the user forgets the passcode to unlock the device?

• The user must call Apple to reset the passcode.

• The user can visit the Apple website to initiate a passcode reset request.

• The user can use the Find My iPhone service on the website www.icloud.com to reset the passcode.

• The user must perform a full restore from a backup saved in iTunes or iCloud.

How is the representation of apps in the Windows Phone operating system interface different from the representations used in Android and iOS?

• Windows Phone uses badges that indicate the system resources used by each app.

• Windows Phone uses buttons that must be tapped before an app can be seen.

• Windows Phone uses rectangles that can display active content and that can also be resized.

• Windows Phone uses widgets that, when deleted from the Start screen, also delete the associated app.

A system administrator is using the crontab command to edit an entry on a Linux server. Which service is the administrator configuring?

• editing a shell script to run when the server starts

• installing the new BIOS update when it is available

• deleting caches and cookies after the web browser closes

• scheduling a task to run at a specific time and date