Download JNTUH MCA 4th Sem R15 2021 July-August 824AA Web Technologies Question Paper

FirstRanker.com

Firstranker's choice

Code No: 824AA

--- Content provided by​ FirstRanker.com ---

FirstRanker.com

R15

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA IV Semester Examinations, July/August - 2021

WEB TECHNOLOGIES

--- Content provided by‌ FirstRanker.com ---

Time: 3 Hours Max.Marks:75

Answer any five questions

All questions carry equal marks

1. a) Write a PHP function that reads three numbers and find the least of the three.
   

   --- Content provided by​ FirstRanker.com ---

   b) Write a program to connecting to database and executing simple queries in PHP. [7+8]
2. 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
   Items Quantity
   Aurdino Uno
   

   --- Content provided by‌ FirstRanker.com ---

   Wifi module
   bluetooth
   submit || Clear
   Amount Payable
3. Explain parsing XML data using SAX-parser. [15]

--- Content provided by‌ FirstRanker.com ---

4. Check whether the given xml is, well formed and valid or not using DTD. [15]
   <?xml version="1.0"?>
   <list>
   <faculty>
   <firstname>Anupama</firstname>
   

   --- Content provided by⁠ FirstRanker.com ---

   <secondname>Namburu</secondname>
   <designation>Asso professor</designation>
   <message>Don't forget the class this Saturday!</message>
   </faculty>
   <faculty>

--- Content provided by​ FirstRanker.com ---

5. 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]
6. a) Explain the lifecycle of a Servlet.
   b) Write a note on scope of variables in java script. [8+7]
7. a) Differentiate between Servlets and JSP.
   b) Write a JSP program to demonstrate the use of cookies. [7+8]

--- Content provided by​ FirstRanker.com ---

8. Explain the usage of Beans in JSP. [15]

FirstRanker.com