Which of the following servers provides access to user data over a LAN?

A librarian wants to set up a basic Windows PC in a room at the local library for public use. The librarian wants users to be able to browse the Internet but not make any changes to the PC. Which of the following settings would be MOST appropriate for this PC?

A customer wants to store archived data on inexpensive optical media that will then be placed in a safe. According to the customer, each runoff of data will be between 2GB and 3GB. Which of the following devices does a technician need to install for the customer?

After upgrading a smartphone's OS, Joe, a user, reports the smartphone no longer connects to his automobile automatically when near it, Joe, restarts the smartphone, but the problem persists. Which of the following should a technician do NEXT to restore the previous functionality?

A technician is installing and configuring a storage array on a Windows server .There are four disk slots available, and the only requirement is that the RAID array survives the loss of two drives. Which of the following RAID levels should be used?