JNTUH MCA 4th Sem Last 10 Years 2023-2013 Question Papers R20-R09 || Jawaharlal nehru technological university
Code No: 844AA Rl 7
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
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MCA IV Semester Examinations, July/August - 2021
WEB TECHNOLOGIES
Time: 3 Hours Max.Marks:75
Answer any five questions
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All questions carry equal marks
- a) Write a PHP function that reads three numbers and find the least of the three.
b) Write a program to connecting to database and executing simple queries in PHP. [7+8] - Design a PHP form as below. The cost of the Aurdino Uno is 600 Rs, Wifi Module 300 Rs and Bluetooth is 300 Rs. Based on the user input calculate the amount payable and display it in Amount payable textbox when submit is clicked.(refer same page) [15]
IOT store--- Content provided by FirstRanker.com ---
Items Quantity
Aurdino Uno
Wifi module
bluetooth
submit || Clear--- Content provided by FirstRanker.com ---
Amount Payable - Explain parsing XML data using SAX-parser. [15]
- Check whether the given xml is, well formed and valid or not using DTD. [15]
<?xml version="1.0"?>
<list>--- Content provided by FirstRanker.com ---
<faculty>
<firstname>Anupama</firstname>
<secondname>Namburu</secondname>
<designation>Asso professor</designation>
<message>Don't forget the class this Saturday!</message>--- Content provided by FirstRanker.com ---
</faculty>
<faculty> - Write a servlet program that reads two numbers form client and responds back to client with the prime numbers between first and second number. [15]
- a) Explain the lifecycle of a Servlet.
b) Write a note on scope of variables in java script. [8+7] - a) Differentiate between Servlets and JSP.
b) Write a JSP program to demonstrate the use of cookies. [7+8] - Explain the usage of Beans in JSP. [15]
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