Lesson 16 - Install Applications

Question 1

What are the requirements for purchasing apps from the App Store?

Answer 1

To purchase items from the App Store, you need the following things:
• OS X 10.6.6 or later
• An Apple ID
• An Internet connection

Question 2

In the App Store, how can you verify which Apple ID is being used for purchases?

Answer 2

In the App Store, you can view the current Apple ID by selecting Store from the menu bar. You can get more details about this Apple ID by choosing View My Account in the same menu.

Question 3

How may Apple IDs can be part of a Family Sharing group?

Answer 3

A Family Sharing group can have up to six members.

Question 4

What are the four primary app environments supported by macOS Sierra? Which ones require an additional download and installation?

Answer 4

These are the four primary app environments supported by macOS Sierra:
• Native macOS Sierra apps.
• UNIX apps, which are primarily accessed through Terminal
• Java apps, which are cross-platform apps
• X Window System apps, which run inside the UNIX windowing environment
macOS Sierra doesn’t include the Java app or X Window System runtime. You must download and install them after the initial macOS Sierra installation.

Question 5

What are the advantages of app sandboxing?

Answer 5

Sandboxed apps are allowed access only to specific items. They’re otherwise completely cut off from the rest of the system so they can’t cause harm. All App Store apps must be sandboxed.

Question 6

What are the advantages of code signing?

Answer 6

Code-signed items include a digital signature that the system can use to verify the authenticity and integrity of the app or process and its resources.

Question 7

Which items fall under the file quarantine system?

Answer 7

Any item downloaded using one of the built-in macOS Sierra apps is marked for quarantine. Third-party apps may not mark downloaded items for quarantine.

Question 8

Which two security options does Gatekeeper allow? Which Gatekeeper option is the macOS Sierra default?

Answer 8

Gatekeeper allows apps downloaded from:
• The App Store
• The App Store and identified developers

Question 9

What are the two ways Gatekeeper enables you to install apps?

Answer 9

Traditional installation methods are generally categorized as either a drag-and-drop installation, where the user copies the app to the local system, or as an installation package, where an installer process places the items on the local system.

Question 10

What are three ways you can uninstall apps?

Answer 10

These are the three ways you can uninstall apps:
• Open Launchpad, hold down the Option key, and click the X button.
• In the Finder, drag the primary app to Trash and then empty Trash.
• Use a custom-built uninstaller package.