1. [多选题]病毒的引导过程不包含()
A. 保证计算机或网络系统的原有功能
B. 窃取系统部分内存
C. 使自身有关代码取代或扩充原有系统功能
D. 删除引导扇区
2. [单选题]The key benefit of ( )is that it provides guidance and direction on how the project costs will be managed throughout the project.
A. Plan Cost Management
B. Control Cost
C. Estimate Cost
D. Determine Budget
