For any information system to serve its purpose, the information must be( )when it is needed.

2023-08-25

A.integral
B.available
C.irreplaceable
D.confidential

参考答案:B

任何信息系统为了达到其目的,当需要时信息都必须具备可用性。A.完整的B.可用的C.不可替代的D.可信的

相关推荐