A Technician Installed a New 2GB Hard Drive on a Server

Multiple Choice

A technician installed a new 2GB hard drive on a server, but it only shows 1.86GB of unformatted space. Which of the following is a reason for the difference?

A) Manufacturers use base 10 instead of base 2 in advertising disk space.
B) A swap file is added to the drive automatically, reducing available disk space.
C) The disk controller maps out a section of hard drive space for diagnostics.
D) Disk drivers consume space of the hard drive.