Chapter 2: The Internet, The Web and Electric Commerce
Internet connect people around the world. It becomes a necessary because we will use internet all the time. we use internet for entertainment, trade, learn and connect with other people.
ACCESS
1) Browser
- a browser is what we use to surf the web. Most common browser is Microsoft Internet Explorer, Google Chrome and Mozilla Firefox are the other browser that we can use.
2) URLs
- Web sites are found by their address. Each web site has a URL (Uniform Resource Locate). This is how a URL is broken down:
Exp: http://pandora.com where
http:// is type of file
pandora is domain name
com is top level
COMMUNICATION
It s because internet is using to connect people around the world, we use internet as a communication tool. Activities we do to communicate with others:
1) Electronic mail(email)
- Electronic mail, commonly called email or e-mail, is a method of exchanging digital messages from a sender to one or more receiver. In email, a sender can attach a picture, song, video or other file and send to other people.
2) Instant Messaging (IM)
- IM is a real time text-based communication between two or more people using computer. More advance IM software provide us video calling such as MSN, Skype and Yahoo Messanger that we use often for chatting with our friends.
3) Social Networking
- Social Networking such as Facebook, Myspace provide us a platform for meeting friends, sharing interest and having fun.
4) Blogs, Microblogs & Wikis
- Blogs are social media. Blogs are usually maintained by an individual with regular entries of commentary, descriptions of events, or other material such as graphics or video.
- Microblog's content is smaller than blog. Microblogs allow users to exchange small elements of content such as short sentences, individual images, or video links.
- Wiki is a website that allows the creation and editing of any information in a website name Wikipedia. The information can provided by miscellaneous users around the world.
SEARCH TOOLS
1) Search Engine
- Search engine is a set of programs which used to search for information within specific area and collect that information in a database.
2) Metasearch Engine
- This is a search engine that combine the search result from other search engines means that we do searching from not only one search engine. The example of metasearch engine is http://www.search.com/
3) Specialized Search Engine
- We can use specialized search engine to search specific web page for example we want to search place to visit in Singapore we can search by http://www.yoursingapore.com/ and this will save lot of times because will narrow our searching.
By the way, not all the information we search from internet is accurate, so that we need to evaluate the content before we use it.
ELECTRONIC COMMERCE
Electronic commerce is often called as e-commerce ad become more and more popular now. With e-commerce, producers can sell their products online direct to other manufacturers (B2B) or to consumers(B2C) without using intermediaries while consumer can sell their products to others consumers (C2C).
1) Business to Business (B2B)
- B2B is business between two firms, not firm between consumers. The quantity of purchase is large at competitive price.
2) Business to Consumer (B2C)
- B2C is a retailing business that a firm sell to individual buyer, normally in small quantity.
3) Consumer to Consumer (C2C)
- This is a business that involved consumers selling to other consumers through auction. Auction is price bidding from many consumers and the consumer that big highest price will get the product.
4) Security
- Security of a web site is very important in e-commerce. It is because the payment will make in credit card or thought the bank account. If a user do not trust the web is secure to make any payment transaction it means that they will not purchase the product.
WEB UTILITIES
1) Web-based Application
- This is an application that is accessed over a network such as the internet. For instance, Google calender is a contact and time management web application offered by Google.
2) Plug-in
- Pug-in is an additional application software that we can download and use. The plug-in software can use for paying video such as real player, photo editing and design such as Picasa.
3) Filters
- Filter is a program that will decide which data can be accept and block certain data that is not necessary. This also can call as parental control program because the parents can setup what content is suitable for their children when doing searching.
4) Files Transfer Protocol(FTP)
- FTP normally use to download a file from server using internet or upload a file to server.
5) Internet Security Suite
- It is a program that use to protect our privacy and security while online. There are many brand of security suite available in market such as Avira, AVG, Microsoft Security Essential and so on. we can buy the security suite from the market or download it free.
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