Table of Contents
NPTEL The Joy Of Computing Using Python Assignment 6 Answers (Week 6)
Q1. Which of the following is true about recursion?
Answer: b. Recursive code can be reused.
c. The base case is necessary for recursion.
d. Recursive code can be shorter than non-recursive code
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Q2. If PYTHON is encoded by TCXLSR then DIAMOND will be encoded as?
Answer: d. HMEQSRH
Q3. Let L be a list containing different names of movies. Which statement is correct to select a random movie name from that list L?
Answer: a. random.choices(L)
Q4. In the list L = [4,6,7,4,6,2,1], What is the index of element ‘7’?
Answer: c. 2
Q5. What will be the output of the following code?
import string
def shift(word, value):
letters = string.ascii_lowercase
new = ''
for i in range(len(word)):
if word[i] in letters:
index= letters.index(word[i])
new = new + letters [(index+value)%26]
else:
new = new + word[i]
return newAnswer: a. Shift every letter in a given word by value.
Q6. Library used to import images?
Answer: a. PIL
Q7. Values of CSV files are separated by?
Answer: a. Commas
Q8. what will be the output of the following program?
def recursive(num):
if(num==1):
print(*)
return
if (num%2==0):
print(num)
recursive(num-1)
return
else:
recursive(num-1)
return
recursive(10)Answer: d.
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*
Q9. What will happen if we don’t check for a base case in recursion.
Answer: c. The program will enter into an infinite loop.
Q10. Which of the following is true about recursion?
Answer: b. Recursion decreases the speed of the program.
The Joy Of Computing Using Python Week 6 Programming Assignment
Q1.
Program:
N=int(input())
L=[int(i) for i in input().split()]
K=int(input())
print(sorted(L).index(L[K-1])+1,end="")Q2.
Program:
A=input()
ans=str()
for i in A:
if i.islower():
if i=='a':
ans+='y'
elif i=='b':
ans+='z'
else:
ans+=chr(ord(i)-2)
elif i.isupper():
if i=='A':
ans+='X'
elif i=='B':
ans+='Y'
elif i=='C':
ans+='Z'
else:
ans+=chr(ord(i)-3)
elif i.isspace() or i.isnumeric():
ans+=i
print(ans,end="")
Q3.
Program:
N=int(input())
print(sum([i for i in range(N+1)]),end="")Disclaimer: These answers are provided only for the purpose to help students to take references. This website does not claim any surety of 100% correct answers. So, this website urges you to complete your assignment yourself.
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