Burl is developing an application named DeaderEnd on a shared Mac at work. He wants to keep the application private until he has finished it. Which choice below will keep the application private?
Dave has recently purchased a third party router, and now finds he can no longer host video chats. What section of the Messages Connection Doctor will allow him to detect if the router is configured correctly?
Oliver just bought a new Mac with OS X Mountain Lion installed. Given the default system settings, which of the following applications will he be unable to open?