What is the port number of the SMTP ?

1.	What is the port number of the SMTP ?
A.	25
B.	23
C.	20/21
D.	27960
Answer» B. 23

Discussion

No Comment Found

Related MCQs

FTP differs form other client-server applications because it establishes ______ connections between hosts.
Consider the set of activities related to e-mailA : Send an e-mail from a mail client to mail serverB : Download e-mail headers from mail box and retrieve mails from server to a cacheC : Checking e-mail through a web browserThe application level protocol used for each activity in the same sequence is
Match the following:a)UDPi)Message Transfer Protocolb)OSPFii)Bit-oriented Protocolc)SMTPiii)Interior Gateway Routing Protocold) HDLCiv) Connectionless Transport Protocol
Mechanism that is used to convert domain name into IP address is known as _________.
Match the following protocols with their descriptions.1. httpA. Used to log in over a TCP/IP connection2. FTP B. This Protocol used in the file transfer on the Internet and within private networks3. telnetC. It is the application protocol used for distributed and collaborative hypermedia information system
A graphical HTML browser resident at a network client machine Q accesses a static HTML webpage from a HTTP server S. The static HTML page has exactly one static embedded image which is also at S. Assuming no caching, which one of the following is correct about the HTML webpage loading (including the embedded image)?
FTP uses ______ number of connections for transferring files.
___________ command is used by the receiving server in order to verify whether the given username is valid or not.
_______ Transfer messages from sender’s mail servers to the recipient’s mail severs using ____ connections.
LDAP works on the ________ layer of OSI Model

What is the port number of the SMTP ?

Discussion

No Comment Found

Related MCQs

Reply to Comment