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Electronic Communications

Electronic Communications. CPS120 Introduction to Computer Science Lecture 3. E-Mail. E-mail is a fast, economical and convenient way to send messages to family, friends and colleagues Addresses Location of an individual mailbox on the Internet User name, @ sign, domain – no spaces.

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Electronic Communications

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  1. Electronic Communications CPS120 Introduction to Computer Science Lecture 3

  2. E-Mail • E-mail is a fast, economical and convenient way to send messages to family, friends and colleagues • Addresses • Location of an individual mailbox on the Internet • User name, @ sign, domain – no spaces

  3. Web-based E-mail • Don’t need email client • Popular Web-based E-mail Services • www.hotmail.com • www.email.com • mail.yahoo.com

  4. By type: .com .edu .gov .mil .net .org By country Australia - .au Canada - .ca Ireland - .ie Italy - .it Japan - .jp United Kingdom - .uk Organization Other new codes have been defined

  5. E-mail Features • Address books • Signatures • Attachment of files • Try to keep under 50Kb • Sometimes certain types of files are screened

  6. E-Mail Issues • Emoticons • :-) • Abbreviations • LOL • TTFN • Netiquette • Shouting • Flame

  7. Viruses • An e-mail virus is a program that can disrupt the normal operation of a computer • Display of unusual messages • Destroying files on the hard drive • Sending mail to people in your address book • Opening files; sometimes only in preview • Virus programs available commercially • Must be kept up-to-date

  8. Newsgroups and Chat Chapter 12

  9. Mail Groups • A mailing list is a discussion group that uses e-mail to communicate • A list of mailing lists is at www.liszt.com • Moderated vs. un-moderated lists • Must subscribe to participate • Two addresses • Mailing list addresses • Administrative addresses

  10. Newsgroups • A discussion group that allows people with common interests to communicate with each other • USENET (User’s Network) • All the computes that distribute newsgroup information • Messages • Individual posts • Threads • Messages and all replies

  11. Addressing • First word describes the main topic • Each additional word is separated by a dot and serves to narrow the topic

  12. Networking Aspects • Newsreader – program that lets you read and post online • Microsoft Outlook has a built-in reader • Gravity • Free Agent • News server • A computer that stores newsgroup messages

  13. alt biz comp misc rec sci Soc talk General Interest Business Computers Miscellaneous Recreation & Hobbies Science Social (culture/politics) Debate Newsgroup Categories • alt.fans.actors • biz.entrepreneurs • comp.security.misc • misc.books.technical • rec.food.recipes • sci.physics • soc.history • talk.politics.misc

  14. Newsgroup Etiquette • Lurk first • Read FAQ • Reply • Send a private reply

  15. Chatting • One of the most popular features on the Internet (but no one admits to doing it) • Text-based • Multi-media • Internet Relay Chat (IRC) channels • Need a program to participate (www.mirc.com) • Instant messaging allows you to communicate privately with others • MSN or AOL

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