Question

1. raid connects several inexpensive hard - disk drives to one another.

o true
o false

1. file compression is only available on hard - disk drives.

o true
o false

1. an external hard disk _____

o is heavy
o is hard to remove
o cannot be used in addition to an internal hard disk
o usually connects to a usb or thunderbolt port

Explanation:

1. RAID (Redundant Array of Independent Disks) combines multiple inexpensive hard - disk drives, so the statement is True.
2. File compression is available on various storage media like USB drives, memory cards etc., not just hard - disk drives, so the statement is False.
3. External hard disks usually connect to a computer via a USB or Thunderbolt port. They are not necessarily heavy, are easy to remove, and can be used along with an internal hard disk.

Answer:

1. True
2. False
3. usually connects to a USB or Thunderbolt port