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

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 2nd Sem (Second Semester) Regulation-R15 2019 April-May 821AH Scripting Languages Previous Question Paper

R15

Code No: 821AH















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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.



PART - A



















5 ? 5 Marks = 25



1.a) Write down the characteristics of scripting languages.







[5]

b) Give a brief account on dirty hands of internet programming.





[5]

c)

Discuss briefly about md5( ) function in PHP.









[5]

d) Briefly explain about regexp command in Tcl.









[5]

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



[5]



PART - B

















5 ? 10 Marks = 50

2.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

3.

Explain the concept of hashes and subroutines in PERL with example scripts.

[10]



4.

Discuss how to create internet ware applications using PERL scripts with an illustration
example.



















[10]

OR

5.a)

Write about string interpolation in PHP.

b)

Describe the procedure for embedding multiple PHP code blocks in web pages with an
illustrative example script.













[5+5]


6.

List and explain various authentication methodologies implemented in PHP.

[10]

OR

7.a)

How to send email using PHP? Give the procedure.

b)

Explain the procedure to create and call functions in PHP.





[5+5]


8.a)

Describe various control flow commands in Tcl.

b)

Discuss briefly about patterns in TCL.











[5+5]

OR

9.

Explain the features and fundamental concepts of Tk.







[10]


10.

Define a module. How is it different from a function? Explain how to implement
modules in python.















[10]

OR

11.

Explain the exception handling mechanism in python.







[10]



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