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已知基础梁上墙体高12m，墙厚为370mm(如图所示)，单面抹灰，采用MU10烧结普通砖M5混合砂浆砌筑，柱距6m，基础梁长5.095m，伸入支座0.5m，混凝土采用 C30，纵筋采用HRB335钢筋，箍筋采用HPB235钢筋。基础梁断面尺寸为b×hb=370mm×450mm(按自承重墙梁分析)。使用阶段托梁正截面承载力计算时，其跨中截面的弯矩Mb和轴心拉力Nb,分别接近下列______组数值？

A.68.03kN·m，145.87kN

B.35.98kN·m，145.87kN

C.68.03kN·m，49.65kN

D.35.98kN·m，49.65kN

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第1题

Content filtering enables traffic to be permitted or blocked based on inspection of which three types of content?()(Choose three.)

A. MIME pattern

B. file extension

C. IP spoofing

D. POP3

E. protocol command

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第2题

Whenapplyingtheconfigurationintheexhibitandinitializingachassiscluster,whichstatementiscorrect?()[editchassis]user@hostshowcluster{reth-count3;redundancy-group1{node0priority1;node1priority100;}}

A.Threephysicalinterfacesareredundant.

B.Youmustdefineanadditionalredundancygroup.

C.node0willimmediatelybecomeprimaryforredundancygroup1.

D.Youmustissueanoperationalcommandandrebootthesystemfortheaboveconfigurationtotake effect.

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第3题

Whichcommandcopiesthefactory-defaultfilestoyourbackupmedia?()

A.requestsystemsnapshotrescue

B.requestsystemsnapshotfactory

C.requestsystemsnapshotdefault

D.requestsystemsnapshotas-primary

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第4题

Antispam can be leveraged with which two features on a branch SRX Series device to provide maximum protection from malicious e-mail content? ()(Choose two.)

A. integrated Web filtering

B. full AV

C. IPS

D. local Web filtering

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第5题

Which two statements are true about the Websense redirect Web filter solution? ()(Choose two.)

A. The Websense redirect Web filter solution does not require a license on the SRX device.

B. The Websense server provides the SRX device with a category for the URL and the SRX device then matches the category decides to permit or deny the URL.

C. The Websense server provides the SRX device with a decision as to whether the SRX device permits or denies the URL.

D. When the Websense server does not know the category of the URL, it sends a request back to the SRX device SurfControl server in the cloud.

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第6题

You have a network containing 120 routers. You must establish and maintain connectivity be

tween the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover. Which routing protocol should you use in this scenario?（）

A. OSPF

B. RIP

C. BGP

D. static

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第7题

Which antivirus solution integrated on branch SRX Series devices do you use to ensure maximum virus coverage for network traffic?()

A. express AV

B. full AV

C. desktop AV

D. ICAP

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第8题

YouhavebeentaskedwithinstallingtwoSRX5600platformsinahigh-availabilitycluster.Which requirementmustbemetforasuccessfulinstallation?()

A.YoumustenableSPCdetectwithintheconfiguration.

B.Youmustenableactive-activefailoverforredundancy.

C.YoumustensureallSPCsusethesameslotplacement.

D.Youmustconfigureauto-negotiationonthecontrolportsofbothdevices

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第9题

Which two types of attacks are considered to be denial of service?() (Choose two.)

A. zombie agents

B. SYN flood

C. IP packet fragments

D. WinNuke

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第10题

Interface ge-0/0/2.0 of your device is attached to the Internet and is configured with an

IP address and network mask of 71.33.252.17/24. A Web server with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. The Web server is attached to the ge-0/0/0.0 interface of your device. You must use NAT to make the Web server reachable from the Internet using port translation.Which type of NAT must you configure?（）

A. source NAT with address shifting

B. pool-based source NAT

C. static destination NAT

D. pool-based destination NAT

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