摘要： Choose部分是我自己做的答案,非标准答案.有些题目选项记不起来了,非常抱歉.1. Selection sort 80 items, after 32 iterations, how many positions of items are determined?Choose：32。2. Which is used in sync process//thread in operation system?A. Mutex B.mailbox C.Semaphore D.local procedure callChoose: AC3. Size of a stack is 5, input is. 阅读全文