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Is Multiple Inheritance Supported in PHP? Explain.: (Common To CSE, IT)

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RaviKumar

This document is an exam paper for the subject Web Technologies. It contains two parts - Part A with short answer questions and Part B with longer descriptive questions. Part A asks about executing PHP scripts from the command line, multiple inheritance in PHP, differences between XHTML and XML, uses of XML, CGI variables, uses of servlets, dealing with JSP errors, JSP implicit objects, the this keyword in JavaScript, and differences between undefined and not defined in JavaScript. Part B contains longer questions about retrieving data from an Oracle database using PHP, PHP data types and casting, strings in PHP, reading form data, XML document type definitions, XML transformations and schemas, the servlet architecture, web servers supporting CGI

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Is Multiple Inheritance Supported in PHP? Explain.: (Common To CSE, IT)

Uploaded by

RaviKumar
34 views2 pages
This document is an exam paper for the subject Web Technologies. It contains two parts - Part A with short answer questions and Part B with longer descriptive questions. Part A asks about executing PHP scripts from the command line, multiple inheritance in PHP, differences between XHTML and XML, uses of XML, CGI variables, uses of servlets, dealing with JSP errors, JSP implicit objects, the this keyword in JavaScript, and differences between undefined and not defined in JavaScript. Part B contains longer questions about retrieving data from an Oracle database using PHP, PHP data types and casting, strings in PHP, reading form data, XML document type definitions, XML transformations and schemas, the servlet architecture, web servers supporting CGI

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This document is an exam paper for the subject Web Technologies. It contains two parts - Part A with short answer questions and Part B with longer descriptive questions. Part A asks about executing PHP scripts from the command line, multiple inheritance in PHP, differences between XHTML and XML, uses of XML, CGI variables, uses of servlets, dealing with JSP errors, JSP implicit objects, the this keyword in JavaScript, and differences between undefined and not defined in JavaScript. Part B contains longer questions about retrieving data from an Oracle database using PHP, PHP data types and casting, strings in PHP, reading form data, XML document type definitions, XML transformations and schemas, the servlet architecture, web servers supporting CGI

Copyright:

© All Rights Reserved
Download as PDF, TXT or read online from Scribd
Download as pdf or txt
34 views2 pages

Is Multiple Inheritance Supported in PHP? Explain.: (Common To CSE, IT)

Uploaded by

RaviKumar
This document is an exam paper for the subject Web Technologies. It contains two parts - Part A with short answer questions and Part B with longer descriptive questions. Part A asks about executing PHP scripts from the command line, multiple inheritance in PHP, differences between XHTML and XML, uses of XML, CGI variables, uses of servlets, dealing with JSP errors, JSP implicit objects, the this keyword in JavaScript, and differences between undefined and not defined in JavaScript. Part B contains longer questions about retrieving data from an Oracle database using PHP, PHP data types and casting, strings in PHP, reading form data, XML document type definitions, XML transformations and schemas, the servlet architecture, web servers supporting CGI

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Code No: 126VP


R15
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
B. Tech III Year II Semester Examinations, April - 2018

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Time: 3 hours
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WEB TECHNOLOGIES
(Common to CSE, IT) JJ JJMax. Marks: 75
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Note: This question paper contains two parts A and B.
Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries

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10 marks and may have a, b, c as sub questions.

PART - A
(25 Marks)

1.a) How do you execute a PHP script from the command line? [2]
b) Is multiple inheritance supported in PHP? Explain. [3]

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c) Differentiate XHTML and XML. [2]
d) Define XML. What are the advantages of XML? [3]
e) Name two CGI environmental variables. [2]
f) Mention some uses of servlet. [3]
g) How to deal with syntax errors in JSP page? [2]
h) List the JSP implicit objects. [3]
i) Give a note on this keyword in JavaScript. [2]
j) What is the difference between undefined and not defined in JavaScript? [3]

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PART - B JJ JJ JJ J
(50 Marks)

2.a) Write a PHP script to retrieve the data from oracle database.
b) With an example explain the casting of data types in PHP. [5+5]

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OR
3.a) How strings are declared in PHP? Explain string operators.
b) Explain the process of Reading data from web form controls like text boxes, radio
buttons, and lists. [5+5]

4. Define Document type definition (DTD) in XML. What is difference between internal
and External DTD. [10]
OR

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b) JJ JJ JJ JJ JJ
How XML transformations will form and write the Schemas of XML? Explain.
What is an XML DOM? How DOM parses the XML file. [5+5] JJ J
6. With the help of neat diagram, explain the servlet architecture. [10]
OR
7. List and explain the web servers that support CGI programming. [10]

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8. Discuss about various categories of JSP tags. Explain each of them with syntax and
suitable examples. [10]

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b)
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Write a JSP to demonstrate the usage of page and include directives.
Give a brief note on Anatomy of a JSP Page.
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[5+5]
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10.a) Explain the Simple AJAX application.
b) Discuss the event handlers in JavaScript. [5+5]
OR

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11. Describe about form validation concept in JavaScript. Explain with an example
program. [10]

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