At system shutdown, the loginwindow process logs all users out and tells the kernel to quit allremaining system processes. Once the kernel quits all system processes, the Mac shuts down.

• A. What are PPD files responsible for?
• B. What are Safe Sleep and Power Nap?
• C. What happens during system shutdown?
• D. What does the master password do?

What are four common issues that can interrupt network services on a Mac computer?

• A. Review Network preferences, review the Network Utilitystatistics, and attempt to connect to different networkservices.
• B. Migration Assistant can migrate information from other OS X systems, Windows systems, and other disks, including Time Machine backups.
• C. Four common issues that can interrupt network services on a Mac are:
  Ethernet connectivity issues, which can cause the hardware network interface to become inactive or introduce excessive packet errors
  Wi-Fi connectivity issues caused by the selection of an improper Wi-Fi network or excessive wireless interference
  DHCP service issues, which prevent proper TCP/IP configuration
  DNS service issues, which prevent host name resolution
• D. To verify a specific service is available from a service provider, first use the Network Utility Ping tab to verify basic connectivity. Then use the Network Utility Port Scan tab to verify the specific service port(s) are open. You should always limit the port scan to the specific ports required for the network service you're testing.

What OS X application is set as the default for opening archive files?

• A. The default folders in a user's home folder are Desktop, Documents, Downloads, Library (hidden), Movies, Music, Pictures, and Public. Optional home folder items include Applications and Sites folders.
• B. By default on OS X, opens Archive Utility, the default application for opening zip archivefiles. Archive Utility, expands the contents of the zip archive next to the same location as the original zip archive.
• C. You can choose to ignore ownership on any non system volume. This will ignore any ownership rules and grant any logged-on user unlimited access to the contents of the volume. It's a potential security risk because it will allow any local user account to have full access to the volume, even if that user didn't originally mount the volume.
• D. The four erase options in Disk Utility are: Fastest, which simply replaces the volume's directory structure A second choice, which provides good security by writing zeros on top of all the previous disk data A third choice, which provides even better security by writing three separate passes of information on top of the previous disk data Most Secure, which provides the best security by writing seven separate passes of information on top of the previous disk data

Along with IMAP, POP, and SMTP, which protocol does the Mail application in OS X Mountain Lion support?

• A. CalDAV
• B. Exchange Web Services
• C. MAPI
• D. WebDAV

What are the requirements for purchasing applications via the Mac App Store?

• A. AppleTalk works only with OS X v10.5 or earlier.
• B. The Privacy pane of Security & Privacy preferences can be used to allow or disallow applications' access to Location Services, Contacts, Calendars, Reminders, social network services, and Accessibility application access.
• C. The master password is used to reset local account passwords.
• D. The requirements to purchase items from the Mac App Store are OS X v10.6.6 or later, an Apple ID, and an Internet connection.