WEBPROG - chqp 1

World Wide Web

allows computer users to locate and view multimedia-based documents

1990

In ____, Tim Berners-Lee of CERN (the European Laboratory for Particle Physics) developed the World Wide Web and several communication protocols that form the backbone of the Web. The Internet and the World Wide Web surely will be listed among the most important and profound creations of humankind

Tim Berners-Lee

In 1990, ___ _______-___ of CERN (the European Laboratory for Particle Physics) developed the World Wide Web and several communication protocols that form the backbone of the Web. The Internet and the World Wide Web surely will be listed among the most important and profound creations of humankind

World Wide Web

In 1990, Tim Berners-Lee of CERN (the European Laboratory for Particle Physics) developed the _____ ____ ___ and several communication protocols that form the backbone of the Web. It surely will be listed among the most important and profound creations of humankind

World Wide Web Consortium

W3C

Extensible Hyper-Text Markup Language

XHTML

Hyper-Text Markup Language

HTML (now legacy)

Extensible Markup Language

XML

Web content

is the textual, visual or aural content that is encountered as part of the user experience on websites. o It may include, among other things: text, images, sounds, videos and animations

web page

Even though we may embed various protocols within web pages, the "___ ____" composed of "html" (or some variation) content is still the dominant way whereby we share content

Search engine

A web ______ ______ is designed to search for information on the World Wide Web

Static, dynamic

2 types of website content

static

a ______ web page (sometimes called a flat page) is a web page that is delivered to the user exactly as stored.

Same

Consequently a static web page displays ____ information for *all* users.

Static

______ web pages are often HTML documents stored as files in the file system and made available by the web server over HTTP.

Simple, informative

Static Web pages are very ______ in layout and ___________ in context.

Cacheable

Static Web pages are inherently publicly __________

Web, application

Static Web pages Can be viewed directly by a web browser without needing a ___ server or ___________ server

Client-side

in a static website, Any personalization or interactivity has to run ______-____ which is restricting. Maintaining large numbers of static pages as files can also be impractical without automated tools

dynamic

A _______ web page is a kind of web page that has been prepared with fresh information for each individual viewing.

dynamic

It is not static because it changes with the time, the user, the user interaction, the context or any combination of the foregoing.

client-side and server-side scripting and content creation

Two Types of dynamic web sites

Client-side

______-____ scripting and content creation - Scripts are executed directly *on the user's web browser*

Server-side

______-____ scripting and content creation - Scripts are executed *on the web server* before the content is sent to the client's browser

web browser

is a software program that allows a user to locate, access, and display web pages. In common usage, it is usually shortened to "browser."

Html, xml

web browsers are used primarily for displaying and accessing websites on the internet, as well as other content created using languages such as ____ and ___

Http

Browsers translate web pages and websites delivered using ____ into human-readable content.

web Server

is a program that automatically downloads pages from the Web. its software offers access to documents stored on the server. Clients can browse the documents in a web browser.

application server

works with a Web server to handle requests for dynamic content, such as servlets, from Web applications.

HTML

is the predominant markup language for web pages. It is written in the form of elements consisting of "tags" surrounded by angle brackets within the web page content

HTML

It allows images and objects to be embedded and can be used to create interactive forms. It provides a *means* to create structured documents by denoting structural semantics for text such as headings, paragraphs, lists, links, quotes and other items.

HTML

can also be used to include Cascading Style Sheets (CSS) to define the appearance and layout of text and other material and Javascript to define the functionality of the website.

Cascading Style Sheets

(CSS)

Uniform Resource Locator

URL

URL

is defined as the global address of documents and other resources on the World Wide Web.

Protocol, site name, absolute path

A complete URL is generally made up of what three components?

protocol

The first thing the URL does is define the ________ that will be used for that particular transaction. The letters HTTP let the server know to use Hypertext Transfer Protocol, or get into "web-mode.

Protocol

"https://"

Site name

The next portion of the URL identifies the web site by its ____ ____. In this example, the domain name is jendesign.com. The "www." part at the beginning is the particular host name at that domain.

Www

has become a convention, but is not a rule. In fact, sometimes the host name may be omitted.

Host name

"www."

Domain name

"youtube.com"

absolute path

The ________ ____ in a URL tells the browser exactly where to find the resource (like a webpage or file) on the server. It starts right after the domain name and includes the full directory structure leading to the specific file

Directory path

"/2007/samples/"

Document

"first.html"

Http request, http response

when you browse, you send an ____ _______ to the server, which then returns a corresponding ____ ________, then the browser parses the document. If it has images, the browser contacts the server again for each graphic file, then the page is assembled in the browser window