Download JNTUH MCA 2nd Sem R17 2018 June-July 842AC Scripting Languages Question Paper

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Code No: 842AC R17

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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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

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PART - A

5 x 5 Marks =25

1. a) List and explain the features that characterize scripting language. [5]

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2. b) Discuss about the continue block in finer points of looping. [5]
3. c) What are the four delimitation variants for Embedding PHP Code in to Your Web Page? [5]
4. d) Explain about variable substitution in Tcl. [5]
5. e) What are the Basic Data types available in python? [5]

PART -B

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5 x 10 Marks =50

2. Define Subroutines? Explain in detail about calling Subroutines and Subroutine arguments. [10]
   OR
3. How can we access array elements in Perl? Write a Perl script to perform reverse order of lines in a file. [10]

4. State and enumerate the process of Text wrapping in Perl. [10]
   

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   OR
5. Briefly explain about Array of arrays and Packages in Perl. [10]

6. Discuss PHP Authentication and Methodologies
   a) Hard-Coded Authentication b) File-Based Authentication [5+5]
   OR

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7. Define Data Encryption. Explain in detail about Encrypting Data with the md5 ( ) Hash Function. [10]

8. Explain in detail about Tcl structure with neat diagram. [10]
   OR
9. Briefly discuss about Tk widget naming hierarchy. [10]

10. List and elaborate on the Modules available in python. [10]
    

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    OR
11. Discuss in detail about the process of Exception Handling in python. [10]

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