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, October/ November - 2020
WEB TECHNOLOGIES
Time: 2 Hours Max.Marks:75
Answer any five questions
All questions carry equal marks
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- a) Briefly describe various aspects of PHP’s array-manipulation capabilities.
b) How to read data from a web form using PHP script. [15] - a) Write a PHP script to connect and view information in the MySQL database.
b) Write down the features of PHP. [15] - a) Explain the difference between XML Schemas and DTDs. [15]
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b) How to use SAX parser in JAVA? Illustrate. - Describe the XML DOM Node Tree with an illustrative example. [15]
- Elaborate the HTTP request and response mechanism using Servlets. [15]
- Describe in detail how can a JSP be connected to a database using JDBC. [15]
- Explain the working principle of JSP Containers. [15]
- a) Write a Java script to validate user credentials. Use regular expressions for denoting credentials.
b) What are the applications of Java script? [15]
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