IT3401 Web Essentials Previous Year Question Papers - Anna University

UNIT I: Website Basics

Part A (2 Marks)

• Define URL, URI, and URN.
• What is the role of a Web Browser and a Web Server?
• Differentiate between Client-side and Server-side scripting.
• What is Name Resolution in DNS?

Part B (13/16 Marks)

• Internet Protocols: Detailed explanation of HTTP protocol and web communication.
• Website Creation: Explain the complete working principle and steps involved in creating and hosting a website.
• Domain Name System (DNS): Explain its functionality and the name resolution process.
• Backup Methodologies: Describe Incremental, Differential, and Mirror backup strategies with diagrams.

UNIT II: Web Designing

Part A (2 Marks)

• List different types of HTML lists and form elements.
• What is the CSS Box Model?
• Define CSS Selectors and Padding.
• What are keyframes in CSS animation?

Part B (13/16 Marks)

• HTML Forms: Design complex user-interactive pages using form elements and input types.
• CSS Layouts: Explain Normal Flow Box Layout, Multi-column layouts, and the Box Model.
• Visual Effects: Discuss CSS backgrounds, borders, text effects, and animations in detail.

UNIT III: Client-Side Processing and Scripting

Part A (2 Marks)

• Differentiate between let and var in JavaScript.
• What is Event Bubbling?
• List common JavaScript data types and operators.

Part B (13/16 Marks)

• JavaScript Objects and Arrays: Explain built-in objects, array methods, and functions with examples.
• Event Handling & Validation: Create scripts for form validation and handling user events.
• Programming Logic: Write scripts to find largest/smallest values in an array or search characters in text.

UNIT IV: Server-Side Processing and Scripting – PHP

Part A (2 Marks)

• What are the characteristics and data types available in PHP?
• Explain the role of Cookies in PHP.
• What is the difference between GET and POST methods?

Part B (13/16 Marks)

• Database Connectivity: Explain steps required to connect PHP with a database.
• PHP Essentials: Working with variables, constants, flow control, and regular expressions.
• File and Mail: Implement scripts for file uploading and sending emails with attachments.

UNIT V: Servlets and Database Connectivity

Part A (2 Marks)

• Describe the stages in the Java Servlet Life Cycle.
• What are the four types of JDBC drivers?
• How are sessions tracked using cookies in servlets?

Part B (13/16 Marks)

• Servlet Architecture: In-depth explanation of Java Servlet architecture and working.
• JDBC: Detailed explanation of Java Database Connectivity and executing queries.
• Session Management: Explain maintaining state using sessions and cookies with examples.

Most Repeated / High-Weight Questions

HTTP + DNS protocols (Unit I), CSS Box Model + HTML forms (Unit II), JavaScript validation and event handling (Unit III), PHP database connectivity (Unit IV), Servlet lifecycle + JDBC + Session management (Unit V).