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问题 单项选择题

下列( )情形不能引起注册机关收回注册证书和执业印章。

A．依法被撤销注册的

B．法律、法规规定应当注销注册的其他情形

C．受行政处罚的

D．依法被吊销注册证书的

答案

参考答案：C

单项选择题

A transport layer protocol has several responsibilities. One is to create a process-to-process (program-to-program) communication, TCP uses port (1) to accomplish this. Another responsibility of a transport layer protocolis to create a  (2) and error-control mechanism at the transport level. TCP uses a sliding(3) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve(4) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends  (5) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.

空白（5）处应选择（）

A.ports

B.streams

C.packets

D.cells
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单项选择题

（）是信息安全风险管理的起点，良好的资产管理能确保风险管理目标明确、方法合理。

A.信息资产管理

B.安全评估管理

C.物理环境管理

D.数据备份管理
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