※ 引述《LUCENE (LUCENE)》之銘言：
: A basic mechanism for a CPU to interact with l/O devices is polling.
: (a) Describe the situation that the polling mechanism is efficient.
: (b) Describe the situation that the polling mechanism is inefficient.
: Anyone has idea?
: Thanks.
(a)cpu polling mouse的情況下是最有效率的
(b)用polling去處理影印的工作...硬碟檔案傳輸...etc
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 115.165.193.110