HN POLL: Have you taken courses in OS, PL, Arch., & Algos?1 points·by verdverm·14 yıl önce·1 comments2x, 4x, 4x, 4x1 commentsPost comment[–]onemach·14 yıl öncereplyI suppose OS is Operating System, Arch Computer Architecture and Algos Algorithm. Does PL means Programming Language?