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问题 单项选择题

在网络安全中，捏造是指未授权的实体向系统中插入伪造的对象。这是对（ ）。

A．可用性的攻击

B．保密性的攻击

C．完整性的攻击

D．真实性的攻击

答案

参考答案：D

解析：在网络安全中，捏造是指未授权的实体向系统中插入伪造的对象，这是对真实性的攻击。

单项选择题

The primary advantages of a Client/Server system arise from splitting the processing between the client system and the database server. Since the bulk of the database processing is done on the back-end, the speed of the DBMS isn’t tied to the speed of the (31) .
The major disadvantage of Client/Server system is the increased cost of (32) and support personnel who maintain the database server. There is also the issue of (33) with so many parts comprising the entire C/S system; Murphy’s Law can kick in-the more pieces that compose the system, the more pieces that can fail. It’s also harder to track down problems when the system (34) . And it can initially take longer to get all the components set up and working together. All this is compounded by the general lack of experience and expertise of potential support personnel and programmers, due to the relative newness of the technology. As C/S system become more common, this problem should abate.
Therefore the C/S system is more (35) .

A．administrative

B．bureaucratic

C．manager

D．official
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单项选择题

1921年中共一大选举出的中央局书记是（）。

A、陈独秀

B、陈国清

C、董必武

D、毛 * *

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