Shruti Speak's

Functions provided by web server ·          Processing of HTTP request ·          Security services(SSL) ·          FTP(File Transfer Protocol) ·          SE(Search Engine) ·          Data capture ·          Email ·          Site management tool HTTP Requesting a service/product is done by http. Server creates http response for which ·          Acknowledgement ·          Retrieves the request ·          Creates a response ·          Secured data/encrypted data is to be send to server. Search Engine Provides indexing of pages Data Capture Logs are stored in server Google analytics provides logs in GUI fashion System Architecture of Sever Refers to the arrangement of software machinery and tasks in an information system needed to achieve a specific functionality. The development of web server applications and multi-tier system architecture is required to handle the processing loads of the web applications of the web applications ans so these

Web Server A Web Server can be defined as software that enables computer to deliver web pages written in html to client machine. Capabilities provided by a web server are: 1.        Security services 2.        FTP(File Transfer Protocol) 3.        Data capturing(Logs are maintained in web server) 1 Web server plays two roles static and dynamic. 1.        Static : A static web page is one that has been written once, like a word processing document, and then saved onto the web server. Static pages are created using tools like HTML, JavaScript, CSS and images.  2.         Dynamic : A dynamic web page is created on the fly. It doesn’t actually exist on the web server until a web browser requests it. When a request is made, web server runs whatever program will create the web page. That program creates the page dynamically and returns it to the web server, which then passes it along to the web browser. Eg: Xamp server is required for PHP a)       First php page is