第
64题: 某项目承包者设计该项目有0.5的概率获利200000美元。0.3的概率亏损50000美元,还有0.2的概率维持平衡。该项目的期望值货币的价值为( )美元。
A、20000
B、85000
C、50000
D、180000
答案解析与讨论:
www.cnitpm.com/st/3267329274.html第
65题: 数字签名技术属于信息系统安全管理中保证信息()技术。
A、保密性
B、可用性
C、完整性
D、可靠性
答案解析与讨论:
www.cnitpm.com/st/3267418686.html第
66题: ( )不属于知识产权的基本特征是。
A、时间性
B、地域性
C、专有性
D、实用性
答案解析与讨论:
www.cnitpm.com/st/3267519314.html第
68题: ( )The capability provided to the consumer is to use provider’s applications running on a cloud infrasture. The applications are accessible from various client devices through either a thin client inface, such as a web browser(e.g.,erb-based E- mail),or aprogram interface.
A、laaS
B、PaaS
C、saaS
D、DaaS答案解析与讨论:
www.cnitpm.com/st/3267811210.html第
69题: ( )refers to the application of the internet and other information technology in conventional industries .It is an incomplete equation where various internet(mobile internet,cloud computing,big data or internet of things) can be added to other fileds, fostering new industries and business development.
A、 internet plus
B、industry 4.0
C、big data
D、cloud computing
答案解析与讨论:
www.cnitpm.com/st/326803195.html第
70题: For any information system to serve its purpose, the information must be( )when it is needeD
A、integral
B、available
C、irreplaceable
D、confidential
答案解析与讨论:
www.cnitpm.com/st/3268220382.html