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CSC536 Web Technologies and Programming 3(2, 1)

Muhammad Taimoor Khan taimoorkhan@ciit-attock.edu.pk. CSC536 Web Technologies and Programming 3(2, 1) . Prerequisite. CSC103 Introduction to Computers and Programming 4(3, 1). Outline.

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CSC536 Web Technologies and Programming 3(2, 1)

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  1. Muhammad Taimoor Khan taimoorkhan@ciit-attock.edu.pk CSC536Web Technologies and Programming3(2, 1)

  2. Prerequisite CSC103Introduction to Computers and Programming 4(3, 1)

  3. Outline • Designing Web Pages with HTML; Block-Level Elements in HTML; Text-Level Elements in HTML; Frames; Cascading Style Sheets; Getting Started with Java; Object-Oriented Programming in Java; Basic Java Syntax; Applets and Basic Graphics; AWT Components and layout managers; GUI and Event handling;  Swing components; Network Programming  and RMI; HTML Forms; Java Servlets; JavaServer Pages; Using Applets as front ends to server-side programs; Connecting to data bases using JDBC; Adding dynamic content to web pages using Java Script; XML Processing with Java. 

  4. Work Load • 2 (60mins) Lectures per week • 2 (90mins) Labs per week 18-20 hrs of home study and practice work per week Maintain a Lab Manual (in Soft)

  5. Marks Distribution

  6. Overview of Web Technologies

  7. Web Technologies • Server • Client Browser • Web Application Architecture • URL (Uniform resource locator) • Hosting • Web Application • Protocols • Ports

  8. Servers • It is a software installed on a computer • Shares resources • Receives requests and generate responses • Run continuously for longer duration with high efficiency, security and reliability • May require special hardware

  9. Server types Web Server • A web server serves static content to a web browser by loading a file from a disk and serving it across the Internet to the user’s browser • During this process the client and server communicate through HTTP protocol • Apache HTTP server (Apache software) • Apache Tomcat (Apache software) • Internet information services IIS (Microsof) • Sun Java (Sun Microsystems)…

  10. FTP (file transfer protocol) Server • It move files securely among computers • Accessed through FTP clients Application Server • It is for runtime processing to prepare response

  11. E-Mail Server • It sends, receives and stores emails over a corporate network across the Internet Proxy Server • Proxy server acts as an intermediary between clients and servers

  12. Database Server • It provides database services to other computers • DNS (Domain Name Server/ System/Service) • Audio/Video Servers • Chat Servers • Game Servers…

  13. Web Clients • A computer program with GUI to display HTML traverse data from WWW via HTTP

  14. Web Application Architecture • How web servers and clients communicate with each other

  15. Web Architecture 2-Tier Architecture Presentation Tier Web Service Tier 3-Tier Architecture Presentation Tier Web Service Tier DB Tier

  16. URL (Uniform resource locator) A formatted text string used by web browsers or other clients to identify a resource on the network It can be a webpage, text document, graphics or code http://www.domain-name.com:8080/directory/page.html

  17. Hosting • Buying Domain name • Buying Hosting space

  18. Websites • A set of web pages served from a single web domain • Hosted by a web server • Accessed publicly through a network (Internet) • Has a unique address (URL) • Constitute the WWW • Written in HTML • Accessed through HTTP / HTTPS protocols

  19. Types of websites • Static Website • Web page delivered in response to client’s request, are in the form in which they are stored. Constructed through HTML, CSS, Javascript, JQuery • Dynamic Website (Web App) • Web pages delivered are constructed at runtime at server, through server-side scripting like PHP, JAVA, .NET • Search Engines • a program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the Internet.

  20. Content Management Systems (CMS) • Web Portal • Offers a broad array of resources like shopping mall, search engines, emailing service, forums etc.

  21. E-Commerce • Social Networking (facebook, twitter etc) • Blogging • Forums • E-Learning • E-Governance • E-Storage • E-Service • Mirror • Online Gaming

  22. Protocols • HTTP • Hyper text transfer protocol • Exchange hypertext (structured text) • HTTPS • Hyper text transfer protocol secure • For secure communication over SSL (Secure Socket Layer) • FTP • File transfer protocol • SMTP • Simple mail transfer protocol

  23. Ports • 20 FTP • 23 Telnet • 25 SMTP • 80 HTTP • 53 DNS • 110 POP3 • 115 SFTP • 443 HTTPS

  24. Virus • Hacking • SEO • Plug-ins / patches • Open source • ISP • Internet • Navigation • Flash • FTP • Firewall • Ajax • DSL / ADSL / Dial-up • 3G / 4 G • Bots / Crawlers / Spiders

  25. Web Programming • Client Side Scripting • HTML • DHTML • XHTML • CSS • Javascript • Jquery • XML • Server Side scripting • Java • PHP • .NET • Databases • SQL • MySQL • MS Access • JDBC (for connectivity)

  26. Extensions • HTML • HTM • PHP • ASPX • JSP

  27. Assignment 1 • Write a 1-2 pages report of the working of the terms and technologies discussed above • Make use of examples and photos to elaborate your point • Submission next week

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