Chapter 2 Slides The Internet, the Web, and Electronic Commerce

the internet

interconnected mesh of computers and data lines

connecting millions of people and organizations

why was the internet the foundation of the digital revolution

allow people around the world to share words, images and any digital file almost instantaneously

the web

provides a multimedia interface to internet resources

what is the internet

large global network connecting smaller networks all over the globe

the internet launched in 1969

US funded project to develop a national computer network

ARPANET advanced research project agency network

World Wide Web WWW introduced in

1991

internet vs web

internet is physical network

web is multimedia interface to resources available on the internet

web 1.0

1st gen

linking existing info focus

search programs were created

web 2.0

dynamic content creation

facebook is most common in web 2.0

web 3.0

identifies relationships btwn data

personalized content creation for users

web 4.0

called mobile web

similar to web 3.0 but includes info from mobile devices

common internet uses

communicating

shopping

searching

education/e-learning

online entertainment

online options for tv movies music books social media news feeds

hulu, amazon prime, netflix, amazon kindle, cnn, instagram, tidal, hbomax, apple podcasts

internet service provider ISP

common way to access the internet

provide a path to access internet

use digital subscriber line DSL, cable, and/or wireless connections

most common providers

verizon

comcast

sprint

t-mobile

at&t

browsers

provide access to web resources

allow you to explore web

browsers allow you to explore web

connect to remote computers

uncomplicated interface to internet

file transfer

display many varieties of multimedia

popular web browsers

mozilla firefox

apple safari

microsoft edge

google chrome

url

uniform resource locator

location or address of resource

https is most common for web traffic

two parts

protocol - rules for exchanging data

domain name - where resource is located

.com

commercial

.edu

educational

.gov

government

.mil

us military

.net

network

.org

organization

hypertext markup language HTML

markup language for displaying web pages

browsers interpret HTML commands

display document as a web page

hyperlinks or links

connect to other web pages

text files

graphic images

audio and video clips

technologies used to provide highly interactive and animated websites

javascript

php

cascading style sheets css

mobile browsers

web utilities

specialized utility programs that make using the internet and web safer and easier

filters

file transfer utilities

internet security suites

filters

block access to selected sites

set time limits

monitor total time spent on internet and at individual web sites

filters examples

net nanny

qustodio parental control

circle with disney

symantec norton family premier

file transfer utilities

upload and download files to and from the internet

three popular types of programs

web-based file transfer services

bit-torrent

file transfer protocol FTP/secure file transfer protocol SFTP

internet security suites

designed to maintain your security and privacy while on the web

two best known security suites

symantec norton internet security

bitdefender internet security

communication

most popular internet activity

types of communication

social networking

blogs, microblogs, podcasts, and wikis

messaging

email

social networking

connecting people and organizations that share a common interest or activity

common features of social networking

profiles

pages

groups

friends

news feed

share settings

blogs

blogs

microblogs

podcast

delivered over the internet

typically one audio program in a series of related podcasts

wiki

specially designed web site

allows visitors to edit the contents

supports collaborative writing

messaging

text messaging

mms

instant messaging

email

transmission of electronic messages over the internet

4 basic elements of email

header- address subject

message

signature

attachments

email systems

client-based

web-based

client-based email system

email client

must be installed on computer

apple’s mail

microsoft outlook

web-based email system

webmail client

no installation necessary-free

google gmail

microsoft outlook

yahoo yahoo mail

spam

unwelcome email

computer viruses

destructive programs

CAN-SPAM act

antispam laws

spam blockers/filters

identify and control spam

search tools

search services

search engines

content evaluation

search services

operate websites

spiders

search engines

assist in locating specific info

content evaluation

info on web is often not reviewed to ensure accuracy

content evaluation

authority

accuracy

objectivity

currency

electronic commerce

business to consumer B2C

consumer to consumer C2C

business to business B2B

business to consumer b2c

sale of product or service to general public

fastest growing type of e commerce

3 most widely used b2c applications

online banking

financial trading

shopping

consumer to consumer ecommerce c2c

individual to individual

web auctions

buyers and sellers seldom meet

bids are submitted electronically

online auction sites

business to business b2b

sale of a product or service from one business to another

primarily a manufacturer supplier relationship

payment methods must be

fast

reliable

secure

security

provide a convenient way to submit buyer’s info

two options of secure payment

credit card

digital cash

credit card

fast and convenient

digital cash

internets equivalent to traditional cash

converts digital cash to currency through 3rd party

cryptocurrency uses public ledgers known as blockchains to record all transactions

cloud computing

shifts computing activities from users’ computers to computers on internet

frees end-users from owning, maintaining, and storing software programs and data

3 basic components of cloud computing

clients (end-users)

internet

service providers

internet of things IoT

continuing development of the internet

allows objects embedded with electronic devices to send and receive data

uses web 3.0 applications

things with IoT

smartphones

wearable devices

coffee makers

webmasters

develop and maintain websites and resources

backup of company website

design and development of websites

work with marketing team

increase site traffic

development of web promotions