Download JNTUH MCA 2nd Sem R15 2019 April-May 821AH Scripting Languages Question Paper

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Code No: 821AH

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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MCA II Semester Examinations, April/May - 2019

SCRIPTING LANGUAGES

Time: 3hrs Max.Marks:75

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

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PART - A 5 x 5 Marks =25

1. Write down the characteristics of scripting languages. 5
2. Give a brief account on dirty hands of internet programming. 5
3. Discuss briefly about md5( ) function in PHP. 5
4. Briefly explain about regexp command in Tcl. 5

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5. What are the built-in functions available in python? Discuss briefly. 5

PART -B 5 x 10 Marks =50

1. a) Write a script to find whether the given string is a palindrome or not.
   b) Write the differences between visual scripting and web scripting. [5+5]
   OR
   

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   Explain the concept of hashes and subroutines in PERL with example scripts. [10]
2. Discuss how to create internet ware applications using PERL scripts with an illustration example. [10]
   OR
   Write about string interpolation in PHP.
3. Describe the procedure for embedding multiple PHP code blocks in web pages with an illustrative example script. [5+5]

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4. List and explain various authentication methodologies implemented in PHP. [10]
   OR
   How to send email using PHP? Give the procedure.
5. Explain the procedure to create and call functions in PHP. [5+5]
6. Describe various control flow commands in Tcl.
   

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   Discuss briefly about patterns in TCL. [5+5]
   OR
   Explain the features and fundamental concepts of Tk. [10]
7. Define a module. How is it different from a function? Explain how to implement modules in python. [10]
   OR
   

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   Explain the exception handling mechanism in python. [10]

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