进程P1、P2、P3、P4、P5和P6的前趋图如下所示:
若用PV操作控制进程P1、P2、P3、P4、P5和P6并发执行的过程,需要设置8个信号量S1、S2、S3、S4、S5、s6、S7和S8,且信号量S1~S8的初值都等于零。下面P1~P6的进程执行过程中,①和②处应分别填写(26);③和④处应分别填写(27):⑤和⑥处应分别填写(28)。
在几种不同类型的软件维护中,通常情况下()所占工作量最大。
在()中,项目经理的权力是最小的。
在项目实施的过程中,项目经理通过项目周报中的项目进度分析图表发现机房施工进度有延期风险。项目经理立即组织相关人员进行分析,下达了关于改进措施的书面指令。该指令属于( )
The IT service manager resigns from a project that meets the scheduleand budget. After hiring an alternativenew manager, the team is opposed to the comments from the new manager. The team is at () developmentstages。
()is closet to Deming's definition of Quality。
The IT service manager has learned that a software canimprove the efficiency of current and future project tasks. Because the software is fresh to the Company. Theengineer is not familiar with the software. The lT service manager decides to send the highest level engineero attend the external training course. The proiect manager uses () risk strategies。
The process control charts are used ()。