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 Created so that scientists were able to share information on military and scientific research.
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 Two basic tools used to find information: Search engines Used to search for keywords Google and search for Presidents Google, Bing, Yahoo, Ask Subject directories Used to find specialized topics Go into list of internal directories then seach a specific term
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
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 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 – What do you think the extension in the web address is an example of? – Filename – Organization – Directory – Country
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 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 ? , 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. 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 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
Terminology Subject – the topic of the 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
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 s from Bullies or people you do not know IGNORE the s Never write them back or post about the individual