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

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 3rd Sem (Third Semester) Regulation-R20 2022 March-April 873AB Web Technologies Previous Question Paper

R20

Code No: 873AB















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA III Semester Examinations, March/April - 2022

WEB TECHNOLOGIES

Time: 3 Hours















Max.Marks:75

Answer any five questions

All questions carry equal marks

- - -


1.a)

Explain the different control structures used in PHP.

b)

Write a PHP script for searching a website URL for a keyword or sentence.

[7+8]


2.a)

Explain database connectivity in PHP with reference to MYSQL.

b)

Write a PHP code to open and read content of the file.







[8+7]


3.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]


4.a)

Create a Quiz form using HTML tags. The sample output is as follows HTML stands for

HighText Machine Language

HyperText and links Markup Language

HyperText Markup Language
None of these

b)

What is XML Schema? State its purpose and list its advantages over DTD.

[8+7]


5.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]


6.a)

Write a servlet program to retrieve data from the database.

b)

Develop a servlet that handles an HTTP GET request.







[7+8]


7.

Explain in detail of how to use Java Beans in JSP pages with suitable example.

[15]


8.a)

How is Client side Java Script different from Server side Java Script?

b)

Write a Java Script for sorting the elements of an array using functions?

[7+8]





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