XML and CSS Concepts

a) Create a simple XML document to store structured data and explain its components.

b) Explain how Cascading Style Sheets (CSS) can be used to enhance the presentation of HTML pages.

 JavaScript Events and Validation

a) Write a JavaScript program to change the color of text dynamically based on user interaction.

b) Design a JavaScript-based form validation script that checks for empty input fields and alerts the user.

Write a JavaScript program to evaluate basic arithmetic expressions and display the results.

Write a JavaScript program that prompts the user for their name and displays a welcome message.

Explain the purpose of hidden fields in forms and demonstrate their use with an example scenario.

Design a simple HTML form to accept user details such as name and enrolment number.

 Write HTML code to design a web page divided into frames, where one frame contains links and the other displays the corresponding content. 

 Explain how browsers handle web pages when frame support is not available.

Design an HTML table with multiple rows and columns, including the use of dummy data.

 Create an HTML page showing an ordered list and an unordered list with appropriate headings.

HTML Lists, Tables, and Formatting

 Create an HTML document displaying personal details such as name, enrolment number, address, and contact information in a structured format.

 Write HTML code to create a web page with a colored background and a title displayed in a different color.

 Explain the purpose of cryptographic hash functions. Describe the main stages involved in generating a message digest using a standard hashing algorithm.

Define a Network Interface Card (NIC). Explain how modern NICs handle data transmission efficiently between memory and the network medium.

What role does ICMP play in IP-based networks? Classify ICMP messages and explain their importance with suitable examples.

Explain the concept of a self-organizing wireless network. Why are such networks useful in situations where fixed infrastructure is unavailable?

A data stream 10101101 is to be transmitted using CRC. The generator polynomial is x³ + x + 1. Calculate the CRC bits and write the final transmitted frame. Show all intermediate steps.

Define modulation in data communication. Explain angle-based modulation techniques and discuss any two challenges associated with their use.

What is meant by routing instability in computer networks? Explain how incorrect routing information can spread among routers with the help of an example.