Download JNTUH MCA 4th Sem R19 2021 July-August 864AA Python Programming Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 4th Sem (Fourth Semester) Regulation-R19 2021 July-August 864AA Python Programming Previous Question Paper

R19

Code No: 864AA















2021

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA IV Semester Examinations, July/August - 2021

PYTHON PROGRAMMING

Time: 3 Hours













Max.Marks:75

Answer any five questions

All questions carry equal marks

- - -


1.

List out the main differences between Lists and Tuples with examples.



[15]


2.

Explain the following built-in file functions with clear syntax, description and example.
a) open( )

b) read( )

c)tell( )

d)seek( )







[15]


3.

Explain briefly about Thread and Threading module objects in Python with example.

























[15]


4.a)

Explain briefly web surfing with python.

b)

How to create web clients in python? Explain in detail.







[7+8]


5.

Explain Object Relational Managers (ORMs) and its modules with example.

[15]


6.a)

List and explain few most commonly used built-in types in python.

b)

Write Python Program to count the number of characters in a given string.

[7+8]


7.a)

How to Detecting and Handling Exceptions in python? Explain in detail.

b)

Illustrate the concept of packages in python with example.





[7+8]


8.

Write Python GUI program that produces a window with the following widgets:
a) A button to retrieve the next value in the list.
b) A label to display the number of the items and the total number of items.

[7+8]



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