Internet and communication basics
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Internet and Communication Basics. Background of the Internet. Early origin in 1960s Closely tied to a networking project started by a governmental division called the Advanced Research Projects Agency. Original name: ARPANET

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Internet and Communication Basics

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Internet and communication basics

Internet and Communication Basics


Background of the internet

Background of the Internet

  • Early origin in 1960s

  • Closely tied to a networking project started by a governmental division called the Advanced Research Projects Agency.

  • Original name: ARPANET

  • Created so that scientists were able to share information on military and scientific research.


What is a browser

What is a browser?

  • The software program that you use to retrieve documents from the World Wide Web (WWW) and to display them in a readable format.

  • Examples:

    • Internet Explorer

    • Netscape Communicator

    • Mozilla Firefox


Research on the internet

Research on the Internet

  • Two basic tools used to find information:

    • Search engines

      • Used to search for keywords

        • Google and search for Presidents

    • Subject directories

      • Used to find specialized topics

        • Go into list of internal directories then seach a specific term


What is a search engine

What is a search engine?

  • A tool that lets you find Web pages that match a particular word or phrase.

  • Examples of search engines:

    • Google

    • Yahoo

    • Ask

    • Bing


Types of search engines

Types of Search Engines

  • Multimedia Search Engines

    • Used to find graphics, video clips, animation, and MP3 music files.

  • Meta Search Engines

    • Search several major search engines at one time.

  • Individual Search Engine

    • Provides the highest volume of results – most broad

      • Putting in a key word


Phrase searching

Phrase Searching

  • A phrase is entered using double quotation marks and only matches those that appear adjacent to each other and in the order in which you specify.

    • Example: “ baseball cards ”


Boolean operators

Boolean Operators

  • Boolean logic consists of three logical operators:

    • AND

    • NOT

    • OR

    • Which would give you more results?

      • Yankees and baseball

      • Yankees or baseball


Extensions

Extensions

  • An extension is a set of characters that follow a filename and are separated from it by a period, used to identify the kind of file:

    • Exe = executable files

    • install and run programs and routines

      • www.wordsofworth.exe

    • What do you think the extension in the web address www.cms.k12.nc.us is an example of?

      • Filename

      • Organization

      • Directory

      • Country


Chat rooms

Chat Rooms

  • Using the computer to create real-time communication between yourself and another user or a group of users.

    • Internet Relay Chat (IRC)

      • One of the most widely used chat forums on the Internet today.

        • Known as instant messanger

    • Buddy lists

      • You specify your list of friends and even tell when they are online.

      • Example: AOL Messenger


Newsgroups

Newsgroups

  • A discussion forum or a type of bulletin board.

  • Each board is dedicated to discussion on a particular topic.


Blogging

Blogging

  • Blogging is similar to newsgroups

    • It is a way to share your thoughts, feelings and opinions with others through the internet

      • Can be public or private


Podcast

Podcast

  • A way of publishing files to the internet and allowing users to subscribe and receive files automatically

    • Like a subscription

      • The US Olympics


What is email

What is Email?

  • Email, or electronic mail, is similar to regular mail. You have a message, an address, and a carrier that figures out how to get it from one location to another.

  • Email is used to stay in touch with family and friends, conduct business, and send attachments such as text and image files.


Advantages and uses of email

Advantages and Uses of Email

  • Faster way to communicate and respond

  • Quick and easy way to send messages

  • Forward messages to other individuals

  • Send messages to multiple individuals

  • Include attachments such as pictures, audio files, and documents


Email terminology

Email Terminology

  • Subject – the topic of the email

  • CC – Carbon Copy to send it to more than one person

  • BC – Blind Copy so you are able to send it to more than one person and the person in the BC spot is anonymous

  • Attachment – a way to attach/connect documents, pictures and videos to an email


To stay safe

To Stay Safe

  • Use only chat rooms and newsgroups that are moderated

    • Someone is making sure discussions stay on topic and people are following the rules

  • Make sure your websites are safe

    • There should be a lock at the bottom of the page

    • Or HTTPS in the address

  • If you get Emails from Bullies or people you do not know IGNORE the emails

    • Never write them back or post about the individual


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