cp12 Flashcards
1
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “When the device roams out of the range of any Wi-Fi networks, it can connect to the cellular data network if this feature is enabled.” To which OS does this relate: iOS, Android, or both?
A
both
2
Q
- An administrator is re-imaging a large number of Mac OS X machines. What built-in tool or command can be used to remotely boot the computers?
A
Netboot
3
Q
- Which Linux file system introduced the journaled file system, which can be used to minimize the risk of file system corruption in the event of a sudden power loss?
A
ext3
4
Q
- A file called new_resume has the following file permissions: rw-r-x–x . What two facts can be determined from these permissions? (Choose two.)
A
The user is able to read and modify the file.
Members of the group have read and execute access to the file.
5
Q
- What is the most commonly used method to close an application that appears to be frozen on an OS X-based computer?
A
Use Force Quit .
6
Q
- What is the result of doing a factory reset on a mobile device?
A
All user data and settings will be deleted.
7
Q
- Android apps run primarily based on privileges enabled by the user. Sometimes an Android app requires extra privileges to access system components. How do Android apps run to accomplish both situations?
A
Android apps run in a sandbox.
8
Q
- A Linux administrator wants to backup current files in a data directory and store them in a new directory on another disk. Which two commands would be needed? (Choose two.)
A
mkdir
cp
9
Q
- What represents apps in the Windows Phone interface?
A
tiles
10
Q
- A Linux PC user notices that the PC freezes on startup and exhibits kernel panic where there is a stop screen. What is a possible cause for the issue?
A
A driver has become corrupted.
11
Q
- Which cloud-based storage service does Microsoft provide for backups?
A
OneDrive
12
Q
- What is a good source for safely downloading Android apps?
A
Google Play
13
Q
- What tool or command is used in the Mac OS X to navigate the file system?
A
Finder
14
Q
- Which statement describes the iOS app icons on a mobile device screen?
A
Each icon represents the actual app.
15
Q
- What is a purpose of the boot manager program?
A
It allows the user to select the OS to use to boot the device.
16
Q
- What is Wi-Fi calling?
A
a way to make mobile phone calls over a wireless data network
17
Q
- What command is used to open a text editor in a Linux system?
A
vim
18
Q
- What are two purposes of the passcode lock feature on mobile devices? (Choose two.)
A
to prevent unauthorized use of the device
to help prevent theft of private information
19
Q
- Which two location data sources can locator apps use to determine the position of a mobile device? (Choose two.)
A
cellular towers
WiFi hotspots
20
Q
- Refer to the exhibit. What two statements are true about the mobile operating system screen shown? (Choose two.)
A
The area enclosed by the red rectangle contains navigation icons.
This is an Android screen.
21
Q
- Which model does Apple use to provide iOS apps to customers?
A
walled garden
22
Q
- What is the purpose of using the auto-brightness feature on a mobile device with an LCD screen?
A
to conserve battery power
23
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “This OS uses the system bar, displayed at the bottom of every screen, to navigate apps and screens.” To which OS does this relate: iOS, Android, or both?
A
Android
24
Q
- Which two methods are commonly used to remove the default restrictions and protections added to mobile operating systems? (Choose two.)
A
rooting
jailbreaking
25
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “GPS signals are used to enable geocaching, geotagging and device tracking on these mobile devices.” To which OS does this relate: iOS, Android, or both?
A
both
26
Q
- Which file system is the primary file system used by Apple in current Macintosh computers?
A
APFS
27
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “Remote backups are a cloud-enabled service for mobile devices.” To which OS does this relate: iOS, Android, or both?
A
both
28
Q
- What is the purpose of signature files used to secure mobile devices and operating systems?
A
They contain sample code from known viruses and malware that is used by security software to identify malicious software.
29
Q
- Which navigation icon on the system bar of an Android device is used to return to the previous screen?
A
Back
30
Q
- Which statement describes the Touch ID in iOS devices?
A
It is the hash value of the user fingerprint.
31
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “To synchronize a mobile device to a PC, iTunes must be installed on the PC.” To which OS does this relate: iOS, Android, or both?
A
iOS
32
Q
- A mobile device user notices that the system update includes an update of the Primary Rate ISDN (PRI). What is the function of the PRI?
A
It is the configuration of the data rates between the device and the cell tower.
33
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “The mobile devices have a feature called Spotlight that is a search tool that provides information from many sources.” To which OS does this relate: iOS, Android, or both?
A
iOS
34
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “The icon on the Home screen is a shortcut to the app.” To which OS does this relate: iOS, Android, or both?
A
Android
35
Q
- What are two ways that iOS differs from Android? (Choose two.)
A
iOS has a physical Home button, but Android uses navigation icons.
In iOS, the icon for an app represents the app itself. Deleting the icon in iOS deletes the app. In Android, the icon on the Home screen is a shortcut to the app.
36
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “WIFI hotspots are a location data source that can be used by locator apps to determine the position of a mobile device.” To which OS does this relate: iOS, Android, or both?
A
both
37
Q
- What is the name of the Windows Phone 8.1 digital, or virtual, assistant?
A
Cortana
38
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “The start voice control function can be performed with the home button.” To which OS does this relate: iOS, Android, or both?
A
iOS
39
Q
- An instructor is discussing facts about different mobile device operating software. The instructor states: “This OS can be used by programmers to operate devices like laptops, smart TVs, and e-book readers.” To which OS does this relate: iOS, Android, or both?
A
Android
