题目内容

当桥上作用的活载是挂车-100级，1号梁四分之一跨径处截面的弯矩最接近的数值是()。

A. 751kN·m
B. 891.1kN·m
C. 715kN·m
D. 680kN·m

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如图所示网络图中，LF1-2等于()。

A. 8
B. 5
C. 3
D. 0

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有一用Q235钢制作的钢柱。作用在柱顶的集中荷载设计值F=2500kN；拟采用支承加劲肋-400×30传递集中荷载，加劲肋上端刨平顶紧，柱腹板切槽后与加劲肋焊接，如下图所示。取角焊缝hf=16mm，试问，焊缝长度l1(mm)与下列()项数值最为接近。提示：考虑柱腹板沿角焊缝边缘剪切破坏的可能性。

A. 400
B. 500
C. 600
D. 700

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The network consists of a single domain named Ezonexam.com that includes 20 Windows NT workstation 4.0 client computers. All other client computers are Windows 2000 Professional computers. You install Terminal Services on one of the Windows Server computers and Terminal Services Client on the 20 Windows NT Workstation 4.0 client computers. You create a system policy on the server that is configured as the terminal server. This system policy denies access to Network Neighborhood. You find that the users of the terminal server can still browse the network when they open My Network Places from Windows 2000 Professional computer or when they open Network Neighborhood from Windows NT Workstation 4.0 computers.
You want to prevent all users from browsing the network.
What should you do？ (Each correct answer presents a complete solution. Choose two.)

A. Create a Windows Group Policy that denies user access to My Network Places.
B. Copy the Windows NT policy file to the 20 Windows NT Workstation 4.0 computers.
Create a Windows NT 4.0 default user policy on the Windows 2000 Server computer that is configured as the PDC emulator.
D. Modify the Windows NT policy template file so that you can restrict access to both My Network Places and Network Neighborhood. Save the policy file on the terminal server.
E. Configure the terminal server to use Application server mode. Select the Permissions compatible with Terminal Server 4.0 Users option.

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You are the network administrator for Ezonexam. The network consists of a single Active Directory domain Ezonexam.com. All network servers run Windows Server 2000.
Your network includes a shared folder named EzonexamDocs. This folder must not be visible in a browse list.
However, users report that they can see EzonexamDocs when they browse for shared folders.
How should you solve this problem？

A. Modify the share permissions to remove the All - Read permission on EzonexamDocs from the Users group.
B. Modify the NTFS permissions to remove the Allow - Read permissions on EzonexamDocs from the Users group.
Change the share name to EzonexamDocs #.
D. Change the share name to EzonexamDocs $.

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当桥上作用的活载是挂车-100级，1号梁四分之一跨径处截面的弯矩最接近的数值是()。

A. 751kN·m B. 891.1kN·m C. 715kN·m D. 680kN·m

如图所示网络图中，LF1-2等于()。

A. 751kN·m
B. 891.1kN·m
C. 715kN·m
D. 680kN·m