有的广告发出能立即引起兴趣,有的广告需要更长时间才能产生效果。这属于广告效果的()。
A.间接性
B.时间性
C.累积性
D.复合性
参考答案:C
With hundreds of millions of electronic (11)taking place daily, businesses and organizations have a p incentive to protect the. (12) of the data exchanged in this manner, and to positively ensure the (13) of those involved in the transactions. This has led to an industry-wide quest for better, more secure methods for controlling IT operations,and for deploying p security mechanisms deeply and broadly throughout networked infrastructures and client devices. One of the more successful concepts to engage the imaginations of the security community has been the development of standards-based security(14) that can be incorporated in the hardware design of client computers. The principle of encapsulating core security capabilities in (15) and integrating security provisions at the deepest levels of the machine operation has significant benefits for both users and those responsible for securing IT operations.
空白处(12)应选择()
A.operation
B.completeness
C.integrity
D.interchange
风暴潮的分类方法有()。
A.按大气扰动的特性
B.按产生风暴潮的海域特性
C.按变形场的特性
D.按台风类型