Download JNTUH MCA 3rd Sem R20 2022 March-April 873AB Web Technologies Question Paper

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Code No: 873AB

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R20
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA III Semester Examinations, March/April - 2022
WEB TECHNOLOGIES

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Time: 3 Hours Max.Marks:75

Answer any five questions
All questions carry equal marks

1. Explain the different control structures used in PHP.
2. Write a PHP script for searching a website URL for a keyword or sentence. [7+8]

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3. Explain database connectivity in PHP with reference to MYSQL.
4. Write a PHP code to open and read content of the file. [8+7]
5. a) Create an XML schema for employee details.
   b) How to embed an image in the web page. Discuss any five attributes used in <img> tag. [7+8]
6. a) Create a Quiz form using HTML tags. The sample output is as follows HTML stands for
   

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   e HighText Machine Language
   e HyperText and links Markup Language
   e HyperText Markup Language
   e None of these
   b) What is XML Schema? State its purpose and list its advantages over DTD. [8+7]

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7. a) Describe the servlet architecture and the interfaces invoked by the servlet container.
   b) Demonstrate the use of cookies in servlets with an example. [7+8]
8. a) Write a servlet program to retrieve data from the database.
   b) Develop a servlet that handles an HTTP GET request. [7+8]
9. Explain in detail of how to use Java Beans in JSP pages with suitable example. [15]

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10. How is Client side Java Script different from Server side Java Script?
    Write a Java Script for sorting the elements of an array using functions? [7+8]

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