How many simultaneous connections are supported on AirPort Extreme and Time Capsule?

What is the minimum version of OS X required required to use the AirPort Utility to configure
an AirPort Extreme 802.1 lac?

According to the Apple Troubleshooting theory, at what stage should you run a diagnostic?

The Mac Pro (Late 2013) enclosure is made of the following polished material that must be
handled with care to avoid scratching:

What should be done to protect the Thunderbolt and USB 3 port during handling or
shipment of the Mac Book Pro (Retina, 13-inch, Late 2012, Early 2013 and Late 2013 logic
board?

You require additional information about a specific problem with a customer’s Mac. Which
one of the following resources is the Apple-recommended choice for researching the
problem?

Which of the following 27-inch Apple Thunderbolt Display features is NOT available on the
27-inch Apple LED Cinema Display?

William states that the Ethernet ports do not function on his Mac Pro (Mid 2012) when
plugged into the network at his office. He demonstrated that he knows how to connect
Ethernet cables and was able to connect to the Internet on your known-good Ethernet
network. You ran MRI and and the computer passed all tests when run using either Ethernet
port. What question should you ask the customer next?

You are using a television attached to the HDMI port of a MacBook Pro (Retina, 15-inch
Early 2013) but cannot see the menu bar. What section of the Display pane in System
Preferences would help with this issue?

When replacing a MacBook Air (13-inch, Mid 2011) microphone, what other component
must be replaced with the speaker included in the Mid 2011 microphone kit?