XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 1 Evaluating an Program and a Web-Based Service Basic Communication on the Internet: Tutorial 2

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 2 Objectives Learn about and how it works. Explore Web-based services.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 3 Objectives Use a Web-based service to send and receive messages. Create and maintain a address book in a Web-based service.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 4 What is ? A form of communication in which electronic messages are created and transferred between two or more computers connected to a network.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 5 What is ? One of the most popular forms of business communication. Fast and inexpensive. It can be sent and received at anytime.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 6 How Does Work? travels across the Internet in small packets.  Reassembled at the destination  Delivered to the recipient

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 7 Sending The message is sent to a Mail server  a hardware and software system that determines from the recipient’s address one of several electronic routes on which to send the message. The message is routed from one computer to another. Can pass through several mail servers.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 8 How Does Work? Sending using one of many Internet technologies.  SMTP (Simple Mail Transfer Protocol): decides which paths an message takes on the Internet.  POP (Post Office Protocol): handles incoming messages.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 9 How Does Work? IMAP (Internet Message Access Protocol): protocol for retrieving mail messages from a server. MIME (Multipurpose Internet Mail Extensions): a protocol that specifies how to encode non-text data, such as graphics and sound, so it can travel over the Internet.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 10 Receiving Mail Server holds incoming until your program requests mail delivery from the mail server to your PC.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 11 Common Features of an Address Address: uniquely identifies an individual or organization that is connected to the Internet. addresses usually are not case- sensitive.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 12 Two Parts of an Address Two parts of address:  User name – identifies person within an organization.  Host name – specifies the computer to which the is to be delivered.  Separated by an “at” sign

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 13 Common Features of an Message Message Header: contains all the information about the message. Message Body: contains the actual message. Signature: appears at the bottom of your e- mail messages.

Common Features of an Message New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 14

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 15 Common Features of an Message To line: recipient’s full address. Courtesy copy (Cc) and Blind courtesy copy (Bcc)  send mail to people who should be aware of the e- mail message, but are not the message’s main recipients.  No recipient can view the list of Bcc recipients.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 16 Common Features of an Message From line: sender’s name. Subject line: message’s content and importance. Attachment provides a simple and convenient way of transmitting electronic documents to one or more people.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 17 Rule for composing Message Body Less formal than a Business Letter Should still follow rules of Formal Letter writing.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 18 Common Features of an Message Signatures can contain  Name  Title  Company name  Contact information  Graphics  Nicknames  Quotations

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 19 Internet Etiquette (Netiquette) Netiquette: a set of commonly accepted rules that represent proper behavior on the Internet.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 20 Internet Etiquette (Netiquette) Avoid writing messages in ALL CAPITAL LETTERS BECAUSE IT LOOKS LIKE YOU ARE SHOUTING. Keep your messages simple, short, and focused. Include a descriptive Subject line and a Signature. Avoid sending unsolicited messages. Use a spell checker and read your message and correct any spelling or grammatical errors before sending it. Use common courtesy, politeness, and respect in all of your written correspondence.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 21 Maintaining an Address Book You use an address book to save addresses. You can usually organize contact information about individuals and groups in an address book.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 22 Web-Based Services Many Internet Web sites provide free addresses and accounts for registered users. Popular choices: Yahoo! Mail, Excit , and Hotmail, Gmail.

XP New Perspectives on The Internet, Sixth Edition— Comprehensive Tutorial 2 23 Companies can provide free because of advertising messages displayed on their websites. You will see links to other services. Web-Based Services