What are two reasons for installing a second hard disk drive inside an existing computer? (Choose two.)

What are two reasons for installing a second hard disk drive inside an existing computer? (Choose two.)

• to support a RAID array
• to store BIOS configuration settings
• to store the system swap file
• to increase CPU speed
• to allow access to a secondary display output
  

  Explanation: The common reasons to install a second hard disk drive in a computer include: 1) increase storage space, 2) increase hard drive speed, 3) install a second operating system, 4) store the system swap file, 5) provide fault tolerance, and 6) backup the original hard drive.