多选题By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?（） (Select TWO).A21B25C80D110E123

题目
多选题
By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?（） (Select TWO).
A

21

B

25

C

80

D

110

E

123

相似考题

1.Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?() (Select TWO).A.22B.23C.143D.161E.162F.8080

2.Which of the following ports are used by default for web servers? ()(Select TWO)A.80B.110C.123D.143E.443

3.By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?() (Select TWO).A.21B.25C.80D.110E.123

4.Which of the following devices would need to be configured to block specific ports and protocols from entering the network?()A. BridgeB. FirewallC. Port replicatorD. Gateway

更多“多选题By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?（） (Select TWO).A21B25C80D110E123”相关问题

  • 第1题：

    You need to configure port security on switch R1.  Which two statements are true about this  technology？ （）

    • A、 Port security can be configured for ports supporting VoIP.
    • B、 With port security configured， four MAC addresses are allowed by default.
    • C、 The network administrator must manually enter the MAC address for each device in order for  the switch to allow connectivity.
    • D、  Withsecurity configured， only one MAC addresses is allowed by default.  
    • E、 Port security cannot be configured for ports supporting VoIP.

    正确答案:A,D

  • 第2题：

    Which of the following default ports must be opened to allow a technician to telnet into a machine?（）

    • A、21
    • B、23
    • C、24
    • D、25

    正确答案:B

  • 第3题：

    Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?（） (Select TWO).

    • A、22
    • B、23
    • C、143
    • D、161
    • E、162
    • F、8080

    正确答案:D,E

  • 第4题：

    A user in the accounting department reports that their office is able to connect to the network, but they are unable to connect to the Internet. Which of the following documentation would be the MOST useful to the administrator in diagnosing this issue?（） (Select TWO).

    • A、Physical network diagram
    • B、Job log
    • C、Acceptable use policy
    • D、Baseline documentation
    • E、Wiring schematic

    正确答案:A,E

  • 第5题：

    Which of the following ports are used by default for web servers? （）(Select TWO)

    • A、80
    • B、110
    • C、123
    • D、143
    • E、443

    正确答案:A,E

  • 第6题：

    Which of the following devices would need to be configured to block specific ports and protocols from entering the network?（）

    • A、Bridge
    • B、Firewall
    • C、Port replicator
    • D、Gateway

    正确答案:B

  • 第7题：

    You have an Exchange Server 2010 organization.  Your network is separated from the Internet by a firewall.  You need to identify the ports that must be opened on the firewall to allow clients from the Internet to usethe following connections methods：.Outlook Anywhere .Outlook Web App （OWA）.Exchange ActiveSync .IMAP4 over Secure Sockets Layer （SSL） Which TCP ports should you identify？（）

    • A、25， 443 and 993
    • B、26， 443 and 995
    • C、25， 80， 143， and 3269
    • D、80， 143， 443， and 389

    正确答案:A

  • 第8题：

    多选题
    For added security, a network administrator has decided to lock down the wireless network. Which of the following are ways to accomplish this? （）(Select TWO).
    A

    Disable all 802.11 traffic

    B

    Disable the SSID from broadcasting

    C

    Disable WPA

    D

    Enable Bluetooth only communication

    E

    Change the default admin password

    F

    Disable WEP


    正确答案： B,E
    解析： 暂无解析

  • 第9题：

    单选题
    You have an Exchange Server 2010 organization.  Your network is separated from the Internet by a firewall.  You need to identify the ports that must be opened on the firewall to allow clients from the Internet to usethe following connections methods：.Outlook Anywhere .Outlook Web App （OWA）.Exchange ActiveSync .IMAP4 over Secure Sockets Layer （SSL） Which TCP ports should you identify？（）
    A

    25， 443 and 993

    B

    26， 443 and 995

    C

    25， 80， 143， and 3269

    D

    80， 143， 443， and 389


    正确答案： A
    解析： 暂无解析

  • 第10题：

    多选题
    Which of the following will allow Karen, a technician, to determine if the correct voltages are reaching the computer components? (Select TWO).（）
    A

    Power supply tester

    B

    Cable tester

    C

    Loopback plugs

    D

    Multimeter

    E

    Butt set


    正确答案： C,D
    解析： 暂无解析

  • 第11题：

    多选题
    Which of the following ports are used by default for web servers? （）(Select TWO)
    A

    80

    B

    110

    C

    123

    D

    143

    E

    443


    正确答案： D,E
    解析： 暂无解析

  • 第12题：

    多选题
    A user would like to have a roaming profile configured. Which of the following is necessary when setting up a roaming profile? （）(Select TWO).
    A

    The user must configure the settings.

    B

    Roaming profile must be stored on every client.

    C

    The user must be on a domain.

    D

    Roaming profile has to be stored on a network server.

    E

    The user must have an IP address on their client.


    正确答案： A,B
    解析： 暂无解析

  • 第13题：

    Which of the following would need to be implemented on a wireless router to allow network accessbased on a passphrase that the administrator would supply?（）

    • A、WPA-PSK encryption
    • B、SSID broadcast
    • C、Port forwarding
    • D、MAC filtering

    正确答案:A

  • 第14题：

    For added security, a network administrator has decided to lock down the wireless network. Which of the following are ways to accomplish this? （）(Select TWO).

    • A、Disable all 802.11 traffic
    • B、Disable the SSID from broadcasting
    • C、Disable WPA
    • D、Enable Bluetooth only communication
    • E、Change the default admin password
    • F、Disable WEP

    正确答案:B,E

  • 第15题：

    By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?（） (Select TWO).

    • A、21
    • B、25
    • C、80
    • D、110
    • E、123

    正确答案:B,D

  • 第16题：

    While accessing the Internet in an external environment (i.e. while traveling), a Windows 7 firewall hould be set to which of the following?（）

    • A、Block incoming and outgoing connections
    • B、Turned off or disabled
    • C、Block outgoing connections
    • D、Block incoming connections

    正确答案:D

  • 第17题：

    Which of the following tools would allow an administrator to push out a software update to allswitches on the network?（）

    • A、Network management
    • B、Protocol analyzer
    • C、Network monitoring
    • D、System diagnostic

    正确答案:A

  • 第18题：

    A machine must have the most direct access possible to two different networks.  However， it cannot act as a router between the networks.  Which of the following arrangements is most appropriate to facilitate the machine’s accessibility？（）

    • A、ipforwarding turned on and two adapters
    • B、One adapter， with a route to a default gateway
    • C、An adapter in each network， and ipforwarding off
    • D、An adapter in each network， with a route only to the default gateway

    正确答案:C

  • 第19题：

    多选题
    Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?（） (Select TWO).
    A

    22

    B

    23

    C

    143

    D

    161

    E

    162

    F

    8080


    正确答案： B,C
    解析： 暂无解析

  • 第20题：

    多选题
    A user in the accounting department reports that their office is able to connect to the network, but they are unable to connect to the Internet. Which of the following documentation would be the MOST useful to the administrator in diagnosing this issue?（） (Select TWO).
    A

    Physical network diagram

    B

    Job log

    C

    Acceptable use policy

    D

    Baseline documentation

    E

    Wiring schematic


    正确答案： B,D
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following default ports must be opened to allow a technician to telnet into a machine?（）
    A

    21

    B

    23

    C

    24

    D

    25


    正确答案： B
    解析： 暂无解析

  • 第22题：

    多选题
    Which of the following network topologies BEST describes a VPN? （）(Select TWO)
    A

    Point to Point

    B

    Point to Multipoint

    C

    VLAN

    D

    Ring

    E

    Bus


    正确答案： C,D
    解析： 暂无解析

  • 第23题：

    多选题
    You need to configure port security on switch R1.  Which two statements are true about this  technology？ （）
    A

    Port security can be configured for ports supporting VoIP.

    B

    With port security configured， four MAC addresses are allowed by default.

    C

    The network administrator must manually enter the MAC address for each device in order for  the switch to allow connectivity.

    D

      Withsecurity configured， only one MAC addresses is allowed by default.

    E

    Port security cannot be configured for ports supporting VoIP.


    正确答案： A,E
    解析： 暂无解析

  • 第24题：

    多选题
    By default, which of the following ports would a network need to have opened to allow for thetransmission of incoming and outgoing email?（） (Select TWO).
    A

    21

    B

    25

    C

    80

    D

    110

    E

    123


    正确答案： E,A
    解析： 暂无解析

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