What is APES? AP Environmental Science (APES) is a year-long course that is the equivalent to a one semester college level Environmental Science course. Students will be expected to take the AP Environmental Science test in May 2016.
RAID is basically a group of disks, usually with one or both characteristics of parity and striping. Parity is redundancy of your blocks of data on the disks; striping allows the individual drive speeds and feeds to add up, giving you more performance than a single disk could provide.
Different types of RAID protection. What is RAID? The concept of RAID, or Redundant Array of Independent Disks, was originally discussed in a Berkeley paper by Patterson, Gibson and Katz. The idea is that instead of writing data block by block over a single disk, the data is spread over several spindles.