1.
A Safe Boot performs the following permanent actions: attempting to repair the system volume structure, deleting system KEXT caches, and deleting font caches.
2.
What are PPD files responsible for?
3.
How can you encrypt a disk without losing its contents?
4.
The system version, build number, and hardware serial number are located in the About This Mac dialog or the login screen. The system version number defines the specific version of OS X currently installed. The system build number is an even more specific identifier used primarily by developers. Finally, the hardware serial number is a unique number used to identify your specific Mac.
5.
The OS X Recovery system provides access to Restore System From Time Machine Backup, Install/Reinstall OS X, Get Help Online via Safari, Disk Utility, Startup Disk, Firmware Password Utility, Network Utility, Terminal, and Reset Password.
6.
Why would you want to open an application in 32-bit mode?
7.
How does IPv4 addressing differ from IPv6 addressing?
8.
What are some privacy and security concerns with the Spotlight service?
9.
The Archive option in the Finder creates compressed zip archive files.
10.
The local hidden OS X Recovery HD doesn't include the OS X installation assets. So reinstalling OS X Mavericks from here requires high-speed Internet access and the ability to verify access to the installation assets. Upgraded Mac systems are verified by entering the Apple ID used to purchase OS X Mavericks. Verification is automatic for Mac systems that included OS X Mavericks when purchased new.