NPTEL The Joy Of Computing Using Python Assignment 6 Answers Update 2023

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

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 new

Answer: 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.

**********

********

******

****

**

*

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.

Also Available:

Joy of computing using python week 4 answers