Which of the following is an invalid subnet mask?()A.255.0.0.0B.255.256.255.0C.255.255.255.255D.255.255.00

题目
Which of the following is an invalid subnet mask?()

A.255.0.0.0

B.255.256.255.0

C.255.255.255.255

D.255.255.00

相似考题

1.你的以太网段172.30.1.0出了问题,在你的RIP路由更新信息中关于172.30.1.0网段会是什么结果()。A.subnet 172.30.1.0，metric 0B.subnet 172.30.1.0，metricC.subnet 172.30.1.0，metric 15D.subnet 172.30.1.0，metric 16

2.You’re going to have a quiz ( )by another two in the ( )month.A. followed,followedB. followed,followingC. following,followedD. following,following

3.●某网络拓扑如下图所示，在主机 hostl 上设置默认路由的命令为（39） ,在主机hostl上增加一条到服务器serverl主机路由的命令为（40） 。（39）A. route add 0.0.0.0 mask 0:0.0.0 220.110.100.1B. add 220.110. 100.100.1 0.0.0.0 mask 0.0.0.0C．add route 0.0.0.0 mask 0.0.0.0 220.110.100.1D．add route 220.110.100.10.0:0.0 mack 0.0.0.0（40）A. add route 220.110.100.1 220.110.101.25. mask 255.255.255.0B. route add 220.110.101.25 mask 255.255.255.0 220.110.100.1C. route add 220.110.101:25 mask 255.255.255.255 220.110.100.1D. add route 220.110.100.1 220.110.101.25 mask 255.255.255.255

4.下列地址中，和10.110.53.233在同一网段的地址是______。A．10.110.43.10 mask 255.255.240.0B．10.110.48.10 mask 255.255.252.0C．10.110.43.10 mask 255.255.248.0D．10.110.48.10 mask 255.255.248.0

更多“Which of the following is an invalid subnet mask?() ”相关问题

  • 第1题：

    An air ticket is only ()for the passenger whose name appears on the ticket.

    A.transferable

    B.untransferable

    C.valid

    D.invalid


    正确答案：C

  • 第2题：

    YouwanttolimitthenumberofType7LSAstobeconvertedintoType5LSAsatanappropriateARB.Whichtwocommandsshouldyouusefromthe[edit]hierarchylevelwithintheJUNOSsoftwareconfigurationmode?()

    A.setprotocolsospfarea-rangenetwork/mask-length

    B.setprotocolsospfareaarea-idnssaarea-rangenetwork/mask-length

    C.setprotocolsospfareaarea-idarea-rangenetwork/mask-lengthrestrict

    D.setprotocolsospfareaarea-idnssaarea-rangenetwork/mask-lengthrestrict


    参考答案：B, D

  • 第3题：

    YouareusingADUandareauthenticatedandassociatedtoanaccesspoint.However,youare unabletoobtainanIPaddress.Whichofthesehascausedthisproblem?()

    A.invalidSSID

    B.invalid802.1Xauthenticationtype

    C.invalidencryptiontype

    D.invalidWEPkey


    参考答案：D

  • 第4题：

    You want to limit the number of Type 7 LSAs to be converted into Type 5 LSAs at an appropriateABR. Which two commands should you use from the [edit] hierarchy level within JUNOS configuration mode?()

    A. set protocols ospf area-range network/mask-length

    B. set protocols ospf area area-id nssa area-range network/mask-length

    C. set protocols ospf area area-id area-range network/mask-length restrict

    D. set protocols ospf area area-id nssa area-range network/mask-length restrict


    参考答案：B, D

  • 第5题：

    A workstation is added to a newly created subnet using 192.168.100.0/24. A DHCP server is available on subnet 192.168.101.0/24. The user is unable to lease an address from the DHCP server. Which of the following would BEST resolve the problem?（）

    A. Assign the workstation a static IP address.

    B. Add a second DHCP server to the 192.168.101.0/24 subnet.

    C. Add a DHCP relay to the 192.168.100.0/24 subnet.

    D. Add a DHCP server to the 192.168.100.0/24 subnet


    参考答案：C

  • 第6题：

    17、下面对Mask 的作用，描述正确的是

    A．通过Mask，可以对指定的区域进行屏蔽

    B．某些Effect 需要根据Mask 发生作用

    C．产生屏蔽的Mask 必须是封闭的

    D．应用于效果Effect 的Mask 必须是封闭的


    通过Mask，可以对指定的区域进行屏蔽。;某些Effect 需要根据Mask 发生作用。;产生屏蔽的Mask 必须是封闭的

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