PRE-EVALUATION EXAM!!

1-Find what are and how to use those services: POP,IMAP,SMTP.
Could we say mail web is a service or an application for reading mails?

POP3 is an aplication to download and read the mail.









IMAP is an application based in TCP/IP that allows users to read the mail in the server and only download messages



SMTP is a web protocol based with the change of messages between the computer and other devices.




2-Describe the process that takes way when Eli responds Pat's Mail.

When Eli sends the e-mail to answer Pat it goes to SMTP Server (smtp.a.org) that goes to mx.b.com to check the mail, then it goes to POP3 server (pop3.b.com) and finally arrives at Pat's computer ready to read it

3-Open "simbolo del sistema" and execute FTP programm.

LS: Shows remote directory content
GET :Recibe archives
PUT: Sends an archive
MKDIR: create a directory in a remote pc
CD: Changes the working directory to remoteç
BIN: Establish transfer type to Binary
BYE: Finish FTP session and exit
QUIT: Finish FTP session and exit



4-

From first sistems creation that worked at internet, always it has been searched the fastest way to connect to another computer and execute it remotely.
With that finallity Telnet was created, a protocolt hat allows you to connect to another computer and execute the code. It only works with console but is a very useful and successful tool for changing errors at distance or access to dades.
With Windows at the doors of technology, graphics and terminals evolved.
Terminal Server is a Windows programm that allows you to join a server and execute programs inside the computer.
Windows XP system has a little version that comes from Terminal Server.