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.
An advocacy group is a group or an organization which tries to influence the government but does not hold power in the government. A single-issue group may form in response to a particular issue area sometimes in response to a single event or threat.