Download JNTUH MCA 2nd Sem R15 2017 August 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, August - 2017

SCRIPTING LANGUAGES

Time: 3hrs

Max.Marks:75

Note:

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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

1. Explain about pattern matching in PERL.

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2. What are the values to be used in TEMPLATE?
3. Explain about sending e-mail using PHP script.
4. Describe eval function in TCL.
5. Explain about integrated Web application in Python.

5 x 5 Marks = 25

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PART -B

1. Discuss about Web scripting.
   Explain about the universe of scripting languages.
   OR
   Discuss about regular expressions in PERL.
   

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   [5+5]
2. Describe origin of scripting.
   Write list of features to check for a file-or-directory.
   OR
   Explain about outputting the data to/the browser in PHP.
   

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   [5+5]
3. Explain about objects in PERL.
   Describe control structures in PHP.
   OR
   Discuss about file based authentication in PHP.
   

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   [5+5]
4. Explain about opening a file in PHP.
   OR
   Describe hard-coded authentication.
   Explain about the $FILES array.
   

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   [5+5]
5. Discuss about exec and uplevel commands in TCL.
   What are fundamental concepts of Tk?
   OR
   Explain about namespaces in TCL.
   

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   [5+5]
6. Discuss about events and binding in Tk.
   Explain the following with respect to Python:
   a) Lists and loops b) Web application framework.
   OR
   

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   Explain the following with respect to Python:
   a) Built-in functions and methods b) Modules
   [5+5]

5 x 10 Marks =50

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