Internet Reference Libraries
Channel Islands National park is located in off the coast of California in the United States. The park holds 249,561 acres and is comprised of five of the eight Channel Islands. The area was designated as a national monument in 1938 and as a National Biosphere Reserve in 1976, but was not designated as a national park until 1980. The park extends from San Pedro to Point Conception, located near...
Image Caption: Phone connector with female socket, used for dial-up Internet access. Credit: Shaddack/Wikipedia Dial-up access is a connection to the Internet using telephone company lines to connect to an Internet Service Provider (ISP). The user connects to an internal or external modem that decodes the data and displays it onto the computer, laptop, or similar device. Often this choice...
Image Caption: Illustrates the FTP connection between a Client and a Server, using the PASV command. Credit: Michael Lorer/Wikipedia (CC BY-SA 3.0) File transfer protocol (FTP) is the protocol of transferring files from one host to another host usually over the Internet. This protocol is normally done by authentication by the user entering a username and password. However, some servers...
Image Credit: Photos.com In computer terms, Post Office Protocol (POP) is a protocol used by e-mail clients to retrieve e-mail from a server by a TCP/IP connection. Another e-mail retrieving protocol is Internet Message Access Protocol (IMAP). Basically all modem e-mail clients and servers use and support both protocols. The POP protocol has several versions with POP3 as the current version....
Image Credit: Photos.com A blog is a written discussion or information posted on a website over the Internet. The blog is posted with the most recent one first, dealing with any subject or topic within the constraints of the website administrator. Before 2009 most blogs were written by an individual or small group of people. Today, most websites use multi-author blogs (MABs) where a large...
Image Credit: Photos.com An Internet Protocol address (IP address) is a numerical label assigned to a device that participates in a computer network that uses the internet for communication, such as a printer or computer. The IP address has two functions, network interface identification and location addressing. IP addresses have been defined as a 32-bit number system known as Internet...
Image Credit: Photos.com The top-level domain (TLD) refers to the highest level in the Domain Name System of the internet. It is the last part of the domain name. For example, in www.example.com, .com is the TLD. Domain names are not case sensitive so .COM works the same as .com. The management of most TLDs are assigned by the Internet Corporation for Assigned Names and Numbers (ICANN),...
The Hypertext Transfer Protocol (HTTP) is an application protocol for distributing images, videos, text, and other content for communicating over the worldwide web (Internet), through a web browser. The HTTP is a request to a server in the form of text and the response from the server will be in the form of a web page, usually a website, with the content containing the information requested....
A web search engine stores information about web pages that are retrieved from the Hyper Text Markup Language (HTML). They are retrieved by a web crawler, which is a web browser that follows every link on a website. Meta tags are used to extract words from titles, headers, page content, or special fields. Data about the web page is stored in an index database for later inquiries. This data can...
An internet service provider or ISP is an organization or company that provides access to the internet through copper wires, phone lines, wireless, or fiber-optic cables. There are two types of ISPs, hosting and transit. The hosting ISP is like a co-location center where it will lease server space to people and smaller businesses. The transit ISP provides a large amount of bandwidth to...
