A customer brings in a computer that is asking for a password as

soon as it powers on, even before the operating system boots. Which type

of password is enabled?

An administrator is re-imaging a large number of Mac OS X machines.

What built-in tool or command can be used to remotely boot the

computers?

A technician has been asked to reinstall the OS on a computer that

has a corrupted operating system. The technician inserts the

installation media in the optical drive. What would be the most likely

action the technician should perform next?

An instructor is discussing facts about different mobile device

operating software. The instructor states: “This OS uses the system bar,

displayed at the bottom of every screen, to navigate apps and screens.”

To which OS does this relate: iOS, Android, or both?

Which type of firewall serves as a relay between users and servers

on the Internet, inspects all traffic, and allows or denies traffic

based on a set of rules?