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Apple Pro Training Series: OS X Lion Support Essentials by Kevin M. White

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Chapter 9. System Startup

Time

This chapter takes approximately 1 hour to complete.

Goals

Understand the Lion startup process

Identify the essential files and processes required to successfully start up Lion

Troubleshoot the startup and login processes

System startup certainly isn’t the most glamorous part of Lion, but it’s clearly important and technically quite impressive. Apple has improved startup and runtime processes with every revision of Mac OS X. When things work correctly, the startup process is often under 30 seconds. Obviously, users appreciate a quick startup, but most don’t and shouldn’t have to care what goes on during system startup because they expect their Macs to work properly.

However, when things do go wrong during system ...

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