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单选题Which of the following is the default SMTP port?（）A 21B 22C 23D 25
题目
21
22
23
25
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更多“Which of the following is the default SMTP port?（）”相关问题
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第1题：
Which protocol below uses TCP port 443?（）
- A、HTML
- B、HTTPS
- C、TFTP
- D、Telnet
- E、SMTP
正确答案:B -
第2题：
Which three protocols use UDP as a transport protocol by default?（）
- A、HTTP
- B、TFTP
- C、DNS
- D、SNMP
- E、SMTP
正确答案:B,C,D -
第3题：
Which of the following protocols defaults to port 161?（）
- A、SFTP
- B、SNMP
- C、SMTP
- D、SNTP
正确答案:B -
第4题：
An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check？（）
- A、 Default gateway
- B、 The ports on the switch
- C、 Port security on the servers switch port
- D、 Ethernet cable
正确答案:A -
第5题：
An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check?（）
- A、Default gateway
- B、The ports on the switch
- C、Port security on the server's switch port
- D、Ethernet cable
正确答案:A -
第6题：
Which of the following uses port 110 by default?（）
- A、SMTP
- B、IMAP
- C、POP3
- D、SNMP
正确答案:C -
第7题：
Which of the following protocols uses port 119, by default?（）
- A、NNTP
- B、NTP
- C、TFTP
- D、FTP
正确答案:A -
第8题：
Which of the following instance configuration information does not come with a default value， and must be provided by the installer？（）
- A、Instance name
- B、Merchant key
- C、Database name
- D、Site Admin ID
- E、Security port numbers for the administration tools
正确答案:B -
第9题：
Which of the following are not disabled by default？（）
- A、 Jobs
- B、 Chains
- C、 Windows
- D、 Window groups
- E、 Schedule
正确答案:E -
第10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).A22
B23
C143
D161
E162
F8080
正确答案： C,A解析： 暂无解析 -
第11题：
单选题An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check？（）ADefault gateway
BThe ports on the switch
CPort security on the servers switch port
DEthernet cable
正确答案： D解析： 暂无解析 -
第12题：
单选题Which of the following ports is the default telnet port?（）A20
B21
C22
D23
正确答案： D解析： 暂无解析 -
第13题：
Which of the following is the default SMTP port?（）
- A、21
- B、22
- C、23
- D、25
正确答案:D -
第14题：
Which of the following allows a program or port through a software firewall?（）
- A、Exception
- B、Pass-through
- C、Port-forwarding
- D、Punch-through
正确答案:A -
第15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16题：
Which of the following server roles synchronizes time throughout the network？（）
- A、DNS
- B、NTP
- C、DHCP
- D、SMTP
正确答案:B -
第17题：
Which of the following is the default port for telnet？（）
- A、20
- B、21
- C、22
- D、23
正确答案:D -
第18题：
Which of the following would restrict traffic from a specific host to a network？（）
- A、MIBs
- B、NAS
- C、ACL
- D、SMTP
正确答案:C -
第19题：
Which of the following ports is the default telnet port?（）
- A、20
- B、21
- C、22
- D、23
正确答案:D -
第20题：
Which statement is true when logging in using the WebUI? （）
- A、Port 80 for HTTP is enabled by default.
- B、Port 443 for HTTPS is enabled by default.
- C、Port 8090 for HTTP is enabled by default.
- D、Both HTTP and HTTPS are enabled using their standard port values.
正确答案:C -
第21题：
Which of the following is a true statement when promiscuous mode is enabled on an Integrated Virtual Ethernet？（）
- A、 The physical port can be used as part of a Shared Ethernet Adapter （SEA）.
- B、 All physical ports on the Host Ethernet Adapter （HEA） default to promiscuous mode.
- C、 Multiple logical ports can be assigned to a physical port if that logical port is in promiscuous mode.
- D、 All physical ports that belong to the same port group will be set to promiscuous mode on the Host Ethernet Adapter （HEA）.
正确答案:A -
第22题：
单选题Which of the following instance configuration information does not come with a default value， and must be provided by the installer？（）AInstance name
BMerchant key
CDatabase name
DSite Admin ID
ESecurity port numbers for the administration tools
正确答案： C解析： 暂无解析 -
第23题：
多选题An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location? （）AThe switch must be configured with an IP address, subnet mask, and default gateway.
BThe switch must be connected to a router over a VLAN trunk.
CThe switch must be reachable through a port connected to its management VLAN.
DThe switch console port must be connected to the Ethernet LAN.
EThe switch management VLAN must be created and have a membership of at least one switch port.
FThe switch must be fully configured as an SMTP agent.
正确答案： B,E解析： 暂无解析