Download JNTUH MCA 2nd Sem R17 2019 April-May 842AC Aprilmay Scripting Languages Question Paper

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Code No: 842AC

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. a) What is the phenomenon of Perl? Explain about hashes. [5]
2. b) Discuss about objects in detail. [5]
3. c) What are features of PHP? Explain. [5]
4. d) Explain about variables and data in the Tcl. [5]

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5. e) What are Python statements? Explain. [5]

PART -B 5 x 10 Marks =50

1. What are uses for scripting languages? Explain in detail. [10]
   OR
2. a) What are characteristics of scripting languages? Explain.
   

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   b) Explain about working with arrays and lists in Perl. [5+5]
3. a) Explain about data structure and packages in Perl.
   b) Discuss about dirty hands interment/programming. [5+5]
   OR
4. a) Describe modules in Perl.
   

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   b) Explain about interfacing to the operating system in Perl. [5+5]
5. a) Discuss about string interpolation in PHP.
   b) Explain functions of merging, slicing, splicing and dissecting arrays. [5+5]
   OR
6. a) Describe creating function and passing arguments in PHP.
   

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   b) What are file inclusion statements in PHP? Explain with examples. [5+5]
7. a) How to work with files and pipes in Tcl? Explain with examples.
   b) What is a procedure? Explain procedures in Tcl with examples. [5+5]
8. What are fundamental concepts of Tk? Explain in detail. [10]
9. Explain the following:
   

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   a) Loops in Python b) Web application framework. [5+5]
10. Explain Exception handing in python. or [10]