网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
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
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which of the following default ports must be opened to allow a technician to telnet into a machine?（）A 21B 23C 24D 25” 相关考题
考题
Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?A. Designated ports.B. Duplex operating mode.C. Fast mode ports.D. Root bridge.E. Root ports.F. BDPU priority.
考题
A user copied files from a CD and now the files can only be opened as read－only. Which of the following utilities can be used to allow the user the ability to edit the files?()
A.EDITB.CHMODC.ATTRIBD.CONVERT
考题
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.22B.23C.143D.161E.162F.8080
考题
Which of the following ports are used by default for web servers? ()(Select TWO)
A.80B.110C.123D.143E.443
考题
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.21B.25C.80D.110E.123
考题
Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（）A、designated ports.B、duplex operating mode.C、fast mode ports.D、root bridge.E、root ports.F、BDPU priority.
考题
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.
考题
You are configuring a new Catalyst switch that you want to manage remotely from workstations on other network segments within your enterprise.Which of the following are required to allow remote management of the switch over IP?（）A、The switch name must match the workgroup name of the local network.B、The switch must be configured with an IP address and default gateway.C、The remote workstations must have access to the management VLAN of the switch.D、CDP must be enabled on the switch so that it can be located by other devices on the network.
考题
A user copied files from a CD and now the files can only be opened as read-only. Which of the following utilities can be used to allow the user the ability to edit the files?（）A、EDITB、CHMODC、ATTRIBD、CONVERT
考题
Which of the following default ports must be opened to allow a technician to telnet into a machine?（）A、21B、23C、24D、25
考题
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、22B、23C、143D、161E、162F、8080
考题
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、21B、25C、80D、110E、123
考题
Which of the following ports MUST be open on the firewall to allow remote desktop connection and remote assistance traffic through？（）A、21B、443C、3389D、8080
考题
Which of the following ports are used by default for web servers? （）(Select TWO)A、80B、110C、123D、143E、443
考题
You plan to execute the following command to perform a Flashback Database operation in your database： SQL FLASHBACK DATABASE TO TIMESTAMP （SYSDATE -5/24）； Which two statements are true about this？（）A、 The database must have multiplexed redo log filesB、 The database must be in the MOUNT state to execute the commandC、 The database must be in the NOMOUNT state to execute the commandD、 The database must be opened in RESTRICTED mode before this operationE、 The database must be opened with the RESETLOGS option after the flashback operation
考题
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 993B、26， 443 and 995C、25， 80， 143， and 3269D、80， 143， 443， and 389
考题
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).A22B23C143D161E162F8080
考题
多选题Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（）Adesignated ports.Bduplex operating mode.Cfast mode ports.Droot bridge.Eroot ports.FBDPU priority.
考题
多选题You need to configure port security on switch R1. Which two statements are true about this technology？ （）APort security can be configured for ports supporting VoIP.BWith port security configured， four MAC addresses are allowed by default.CThe network administrator must manually enter the MAC address for each device in order for the switch to allow connectivity.DWithsecurity configured， only one MAC addresses is allowed by default.EPort security cannot be configured for ports supporting VoIP.
考题
单选题Which of the following ports MUST be open on the firewall to allow remote desktop connection and remote assistance traffic through？（）A
21B
443C
3389D
8080
考题
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 993B
26， 443 and 995C
25， 80， 143， and 3269D
80， 143， 443， and 389
考题
单选题Which of the following ports is used for HTTPS traffic by default?（）A
80B
143C
443D
8080
热门标签
最新试卷
