全部科目 > 软件设计师 >
2021年上半年 上午试卷 综合知识
第 75 题
章/节 计算机专业英语  
 
 
进程P1、P2、P3、P4、P5和P6的前驱图如下所示:

若用PV操作控制进程P1、P2、P3、P4、P5和P6开发执行的过程,需要设置6个信号量S1、S2、S3、S4、S5和S6,且信号量S1~S6的和值都等于零。下面的进程执行图中a和b处分别填写(73),c和d处应分别填写(74),e和f处应分别填写(75)。
 
  A.  P(S4)V(S5)和V(S6)
 
  B.  P(S4)V(S5)和P(S6)
 
  C.  P(S4)P(S5)和V(S6)
 
  D.  P(S4)P(S5)和P(S6)




 
 
相关试题     计算机专业英语 

  第75题    2019年上半年  
A project is a [temporary] (71) of unique, complex, and connected activities having one goal or purpose and that must be completed by a specific tim..

  第75题    2025年上半年  
Cloud computing is a phrase used to describe a variety of computing concepts that involve a large number of computers (71) through a real-time commuti..

  第74题    2015年下半年  
In a world where it seems we already have too much to do,and too many things to think about, it seems the last thing we need is something new that we ..




更多复习资料
请登录电脑版软考在线 www.rkpass.cn

京B2-20210865 | 京ICP备2020040059号-5
京公网安备 11010502032051号 | 营业执照
 Copyright ©2000-2025 All Rights Reserved
软考在线版权所有