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USN 18CS
B. E. Degree (Autonomous) Third Semester End Examination (SEE)
PYTHON PROGRAMMING
(Model Question Paper – I) Time: 3 Hours] [Maximum Marks: 100 Instructions to students: Answer FIVE FULL questions Q.No. Questions Marks CO
RBT
**Cognitive Level
a)** Describe Arithmetic Operators, Assignment Operators, Comparison Operators, Logical Operators and Bitwise Operators in detail with examples.
10 CO1 L
b) Explain the Identifiers, Keywords, Statements, Expressions, and Variables in Python programming language with examples.
5 CO1 L
c) Explain the basic data types available in Python with examples.
5 CO1 L
OR
a) Write Python Program to reverse a number and also find the Sum of digits in the reversed number. Prompt the user for input.
8 CO1 L
b) Write Pythonic code to check if a given year is a leap year or not.
6 CO1 L
c) Write Python program to find the GCD of two positive numbers.
6 CO1 L
a) Write Python code to determine whether the given string is a Palindrome or not using slicing.
6 CO2 L
b) Explain the use of join() and split() string methods with examples. Describe why strings are immutable with an example.
6 CO2 L
c) Write Python program to count the total number of vowels, consonants and blanks in a String.
8 CO2 L
OR
4. a) Write Python program to add two matrices and also find the 7 CO3 L Dr. Ambedkar Institute of Technology, Bengaluru – 560056
transpose of the resultant matrix. b) Input five integers (+ve and −ve). Write Pythonic code to find the sum of negative numbers, positive numbers and print them. Also, find the average of all the numbers and numbers above average.
7 CO3 L
c) Write Pythonic code to find Mean, Variance and Standard Deviation for a list of numbers.
6 CO3 L
a) Discuss the relation between tuples and lists, tuples and dictionaries in detail.
8 CO3 L
b) Write Python program to swap two numbers without using Intermediate/Temporary variables. Prompt the user for input.
6 CO3 L
c) Write a program that accepts a sentence and calculate the number of digits, uppercase and lowercase letters.
6 CO3 L
OR
a) Write Pythonic code to sort a sequence of names according to their alphabetical order without using sort() function.
8 CO3 L
b) Discuss zip() function with an example. 6 CO3 L c) Illustrate the following Set methods with an example. a) intersection() b) union() c) issubset() d) difference() e) update() f) discard()
6 CO3 L
a) Discuss the following special characters in detail. a) \d b) \w c) \b d) {m, n} e) \ f)?
7 CO4 L
b) Consider the file structure given below. Write Python program to delete all the files and subdirectories from the Extinct_Animals Directory. 6 CO4 L c) Describe the difference between Python os and os.path modules. Also, discuss the following methods of os module a) chdir() b) rmdir() c) walk() d) listdir() e) getcwd()
7 CO4 L
OR
a) Describe the characteristics of the CSV format. 7 CO4 L b) Write Python program to write the data given below to a CSV file. Category,Winner,Film,Year Best Picture,Doug Mitchell and George Miller,Mad Max: Fury Road, Visual Effects,Richard Stammers,X-Men:Days of Future Past, Best Picture,Martin Scorsese and Leonardo DiCaprio,The Wolf of Wall Street, Music(Original Song),Adele Adkins and Paul
7 CO4 L
Dr. Ambedkar Institute of Technology, Bengaluru – 560056
