单选题What is the purpose of a network mask?（）A It is used to identify the maximum hop count of a subnetworkB It is used to identify an IP address as either private or publicC It is used to identify the network to which an IP address belongsD It is used to i

题目
单选题
What is the purpose of a network mask?（）
A

It is used to identify the maximum hop count of a subnetwork

B

It is used to identify an IP address as either private or public

C

It is used to identify the network to which an IP address belongs

D

It is used to identify the total number of bits present in an IP address

相似考题

1.Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposesA.MAC addressB.IP addressC.host addressD.domain name address

2.In any NAT (network address translation) configuration, what is the Inside Global IP address?()A. The summarized address for all internal subnetted addresses.B. A private IP address assigned to a host on the inside network.C. A registered address that represents an inside host to an outside network.D. A unique IP address used on an internal networkE. Non of the above

3.Which two of these key fields are used to identify a flow in a traditional NetFlow implementation?()A. source portB. output interfaceC. next-hop IP addressD. source MAC addressE. destination IP addressF. next-hop MAC address

4.Each machine in the ineternet is assigned a unique network address, called__(71)__,that is used to identify the machine for communication purposes.A.MAC addressB.IP addressC.host addressD.domain name address

更多“单选题What is the purpose of a network mask?（）A It is used to identify the maximum hop count of a subnetworkB It is used to identify an IP address as either private or publicC It is used to identify the network to which an IP address belongsD It is used to i”相关问题

  • 第1题：

    Each machine in the internet is assigned a unique network address，called （ ） ，that is used to identify the machine for communication purposes.

    A.MAC address
    B.IP address
    C.host address
    D.domain name address

    答案：B
    解析：
    在互联网上的每个计算机都被分配了一个IP地址，这个地址是用来和其他计算机通信的。 A．MAC地址 B．IP地址 C．主机地址 D．域名地址

  • 第2题：

    When a DHCP server is configured, which two IP addresses should never be assignable to hosts? （）

    • A、network or subnetwork IP address
    • B、broadcast address on the network
    • C、IP address leased to the LAN
    • D、IP address used by the interfaces
    • E、manually assigned address to the clients
    • F、designated IP address to the DHCP server

    正确答案:A,B

  • 第3题：

    Inverse ARP is being used in the TestKing frame relay network. What is the purpose of Inverse ARP?（）

    • A、To ma a known IP address to a MAC address
    • B、To map a known DLCI to a MAC address
    • C、To ma a known MAC address to an IP address
    • D、To ma a known DLCI address to a IP address
    • E、To ma a known IP address to a SPID address
    • F、To ma a known SPID address to a MAC address

    正确答案:D

  • 第4题：

    What is the purpose of a network mask?（）

    • A、It is used to identify the maximum hop count of a subnetwork
    • B、It is used to identify an IP address as either private or public
    • C、It is used to identify the network to which an IP address belongs
    • D、It is used to identify the total number of bits present in an IP address

    正确答案:C

  • 第5题：

    What will happen if a private IP address is assigned to a public interface connected to an ISP?（）

    • A、Addresses in a private range will be not routed on the Internet backbone.
    • B、Only the ISP router will have the capability to access the public network.
    • C、The NAT process will be used to translate this address in a valid IP address.
    • D、Several automated methods will be necessary on the private network.
    • E、A conflict of IP addresses happens, because other public routers can use the same range.

    正确答案:A

  • 第6题：

    Which of the following tools can be used to identify the location of a network outage?（）

    • A、traceroute
    • B、netstat
    • C、nslookup
    • D、ping

    正确答案:A

  • 第7题：

    Which two statements about subnet masks are true?（）

    • A、If a bit is turned on (1), the corresponding bit in the IP address is used for the host portion.
    • B、If a bit is turned off (0), the corresponding bit in the IP address is used for the host portion.
    • C、If a bit is turned on (1), the corresponding bit in the IP address is used for the network prefix.
    • D、If a bit is turned off (0), the corresponding bit in the IP address is used for the network prefix.

    正确答案:B,C

  • 第8题：

    单选题
    Which of the following tools can be used to identify the location of a network outage?（）
    A

    traceroute

    B

    netstat

    C

    nslookup

    D

    ping


    正确答案： D
    解析： 暂无解析

  • 第9题：

    多选题
    Which two statements about subnet masks are true?（）
    A

    If a bit is turned on (1), the corresponding bit in the IP address is used for the host portion.

    B

    If a bit is turned off (0), the corresponding bit in the IP address is used for the host portion.

    C

    If a bit is turned on (1), the corresponding bit in the IP address is used for the network prefix.

    D

    If a bit is turned off (0), the corresponding bit in the IP address is used for the network prefix.


    正确答案： D,B
    解析： 暂无解析

  • 第10题：

    单选题
    What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）
    A

    defines the source IP address that i s used in all broadcast packets on DLCI 202

    B

    defines the DLCI that is used for all packets that are sent to the 192.168.1.2 IP address

    C

    defines the destination IP address that is used in all broadcast packets on DLCI 202

    D

    defines the DLCI on which packets from the 192.168.1.2 IP address are received


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    Inverse ARP is being used in the TestKing frame relay network. What is the purpose of Inverse ARP?（）
    A

    To ma a known IP address to a MAC address

    B

    To map a known DLCI to a MAC address

    C

    To ma a known MAC address to an IP address

    D

    To ma a known DLCI address to a IP address

    E

    To ma a known IP address to a SPID address

    F

    To ma a known SPID address to a MAC address


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    In any NAT (network address translation) configuration, what is the Inside Global IP address?（）
    A

    The summarized address for all internal subnetted addresses.

    B

    A private IP address assigned to a host on the inside network.

    C

    A registered address that represents an inside host to an outside network.

    D

    A unique IP address used on an internal network

    E

    Non of the above


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Which two of these key fields are used to identify a flow in a traditional NetFlow implementation?（）

    • A、source port
    • B、output interface
    • C、next-hop IP address
    • D、source MAC address
    • E、destination IP address
    • F、next-hop MAC address

    正确答案:A,E

  • 第14题：

    What are the "bound IP addresses" used for in LDP？（）

    • A、For each such address and mask /32, one label binding is created.
    • B、As the TCP endpoint, IP addresses are used by the LDP session.
    • C、These addresses are used to find the label binding to put in the LFIB, by looking up these IP addresses in the routing table.
    • D、These addresses are used for penultimate hop popping (PHP) when forwarding packets to the next router directly. 

    正确答案:C

  • 第15题：

    Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposes

    • A、MAC address
    • B、IP address
    • C、host address
    • D、domain name address

    正确答案:B

  • 第16题：

    In any NAT (network address translation) configuration, what is the Inside Global IP address?（）

    • A、The summarized address for all internal subnetted addresses.
    • B、A private IP address assigned to a host on the inside network.
    • C、A registered address that represents an inside host to an outside network.
    • D、A unique IP address used on an internal network
    • E、Non of the above

    正确答案:C

  • 第17题：

    The following configuration command was entered into a router:ip route 172.16.3.0 255.255.255.0 192.168.2.4 Which of the following statements are true regarding this configuration change?（）

    • A、The default administrative distance is used.
    • B、The command is used to establish a static route.
    • C、The command is used to configure the router interfaces.
    • D、The command is used to establish a stub network.
    • E、The subnet mask for the source address is 255.255.255.0

    正确答案:A,B

  • 第18题：

    What is the purpose of a network mask?（）

    • A、It is used to identify the maximum hop count of a subnetwork.
    • B、It is used to identify an IP address as either private or public.
    • C、It is used to identify the network to which an IP address belongs.
    • D、It is used to identify the total number of bits present in an IP address.

    正确答案:C

  • 第19题：

    What is the purpose of a network mask?（）

    • A、It is used in conjunction with the wildcard mask to determine the number of hosts on a network
    • B、It is used to define which parts of the IP address are allocated to host addresses and network prefixes
    • C、It is used to hide subnets from external networks by masking the subnets with NAT
    • D、It is used to differentiate a network as a classful network or a classless network

    正确答案:B

  • 第20题：

    多选题
    Which two of these key fields are used to identify a flow in a traditional NetFlow implementation？（）
    A

    source port

    B

    output interface

    C

    next-hop IP address

    D

    source MAC address

    E

    destination IP address

    F

    next-hop MAC address


    正确答案： D,A
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following is used to identify active hosts along with their network addresses?（）
    A

    Port scan

    B

    Ping sweep

    C

    IDS

    D

    NIPS


    正确答案： C
    解析： 暂无解析

  • 第22题：

    单选题
    What is the purpose of a network mask?（）
    A

    It is used in conjunction with the wildcard mask to determine the number of hosts on a network

    B

    It is used to define which parts of the IP address are allocated to host addresses and network prefixes

    C

    It is used to hide subnets from external networks by masking the subnets with NAT

    D

    It is used to differentiate a network as a classful network or a classless network


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    What is the purpose of a network mask?（）
    A

    It is used to identify the maximum hop count of a subnetwork.

    B

    It is used to identify an IP address as either private or public.

    C

    It is used to identify the network to which an IP address belongs.

    D

    It is used to identify the total number of bits present in an IP address.


    正确答案： A
    解析： 暂无解析

  • 第24题：

    单选题
    What is the purpose of a network mask?（）
    A

    It is used to identify the maximum hop count of a subnetwork

    B

    It is used to identify an IP address as either private or public

    C

    It is used to identify the network to which an IP address belongs

    D

    It is used to identify the total number of bits present in an IP address


    正确答案： D
    解析： 暂无解析

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