借助于收发双方进程之外的共享数据结构作为通信中转的消息机制称为()。
A. 低级通信
B. 间接通信
C. 直接通信
D. 管道通信
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管程中通过条件变量获得进程间的互斥()。
A. 对
B. 错
任何时候只有一个进程在管程中执行()。
A. 对
B. 错
管程是一种程序设计语言提供的并发控制机制()。
A. 对
B. 错
1. Nodoubt, robots are having a dramatic effect _________ the labor market in this country. (2018-12)A. on B. over C. about D. withhave an effect/impact onsb/sth 给....带来...的影响2. How we pack the products has a significant impact ______ the cost of logistics. (2015-12)A) of B) on C) to D) with3. The report shows that over half of the women are suffering _______ second-hand smoke at the workplace. (2015-12)A.inB. forC. onD.from4. We understand you need easy access ______ up-to-date information about your accounts in our bank. (2014-12)A).inB. toC. forD. with