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企业职工是否工伤如何认定？

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社会信息化文化发展的强大牵引是信息哲学。

A. 正确
B. 错误

You have two servers named Server1 and Server2 that run Windows Server 2003 Service Pack 2 (SP2). The IP configuration for Server1 is shown in the Server1 IP exhibit. (Click the Exhibit button.) The IP configuration for Server2 is shown in the Server2 IP exhibit. (Click the Exhibit button.) Server1 is unable to contact Server2. You need to ensure that Server1 can contact Server2. What should you do?（）

A. On Server2, modify the subnet mask.
B. On Server1, modify the DNS server address.
C. On Server2, change the node type to broadcast.
D. On Server1, configure a static IP address for the Local Area Connection.&e

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公钥密码体制与对称密码体制相比有什么优点和不足？

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在进行婴幼儿的主被动操起立运动时，扶婴儿站起后，再（）。

A. 直接起立
B. 由立到跪
C. 由跪到立
D. 由跪到俯卧

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