题目内容

地球的形状是一个______,表面积为______平方千米,其中海洋面积占______,海洋主要集中在______.(填北半球或南半球)

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You are developing a Windows Communication Foundation (WCF) service. One of the parameters used with the service operations is a security token. The security token is not sensitive. The monitoring software tracks security tokens and can read tokens in clear text only.The company security policy requires that you validate all clear text data passed over the corporate network.You need to ensure that the service verifies that the security token is not changed during transit. What should you do?()

A. For all the security-sensitive members, set the ProtectionLevel parameter of the MessageBodyMember or MessageHeader attribute to EncryptAndSign.
B. Implement IEndpointldentityProvider in the message contract class.
C. Implement ISecureConversationSession in the message contract class.
D. For all the security-sensitive members, set the ProtectionLevel parameter of the MessageBodyMember or MessageHeader attribute to Sign.

孔板鉴定时应轻拿轻放.

A. 正确
B. 错误

管输天然气有哪些质量要求?

如何查询公务卡可用额度?

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