Which of the following servers is used to store and forward e-mail messages using several protocols,
including SMTP, POP3, and IMAP?
A.
File server
B.
Monitoring server
C.
Database server
D.
Mail server
Explanation:
A mail server is a program used to store and forward e-mail messages using several protocols,
including SMTP, POP3, and IMAP. A mail server is also recognized by the names, such as a mail
transfer agent or MTA, a mail transport agent, a mail router, and an Internet mailer. It works with
other programs to build a messaging system. The examples of mail servers are Netscape Messaging
Server and Microsoft Exchange Server.C is incorrect. A database server is a computer program that provides database services to
other computer programs or computers, as defined by the client-server model. The term may also
refer to a computer dedicated to running such a program. Database management systems
frequently provide database server functionality, and some DBMSs (e.g., MySQL) rely exclusively on
the client-server model for database access.A is incorrect. A file server on a network is a computer configured to provide a central
network location for users to store files and share them with other users on the network.B is incorrect. A monitoring server is used to monitor the network and servers for intruders
or other security breaches.