Why does CC require almost a half gig memory when it's not running?

[#1]

Just built a new computer and I have the overhead but it was curious to see ten different processes running in the background taking nearly half a gig of memory while not running any CC apps. Is that really necessary? 

[#2]

Just built a new computer and I have the overhead but it was curious to see ten different processes running in the background taking nearly half a gig of memory while not running any CC apps. Is that really necessary?