NPTEL Python for Data Science Week 1 Assignment Answer

NPTEL Python for Data Science Week 1 Assignment Answer

Week 1 : Assignment 1

1 point
Which of the following variable names are INVALID in Python?

• 1_variable
• variable_1
• variable1
• variable#

1 point
Which of the following operators have lower precedence than “not” in Python?

• +
• and
• ==
• |

1 point
What will be the output of the following code?

a = 10  
b = 5  
print(a ** b % 3)  

• 0
• 100
• 1
• 2

1 point
What will be the output of the following code snippet?

greetings = "Namaste"  
greetings_1 = float(greetings)  
print(type(greetings_1))  

• int
• float
• str
• Code will throw an error.

1 point
Given two variables, j = 6 and g = 3.3. If both normal division and floor division operators were used to divide j by g, what would be the data type of the value obtained from the operations?

• int, int
• float, int
• float, float
• int, float

1 point
What will be the output of the following code snippet?

a = "10"  
b = float(a) + 5  
result = str(b) + "123"  
print(type(result))  

• <class 'float'>
• <class 'str'>
• <class 'int'>
• The code will give an error.

1 point
What will be the output of the following code snippet?

a = 15  
b = 3  
c = 4  
result = a + b * c // (c % b) - 5  
print(result)  

• 20
• 1
• 22
• 0

1 point
What is the output of the following code snippet?

a = 4  
b = 5  
a *= b * 2  
print(a)  

• 10
• 20
• 25
• 40

1 point
What is the output of the following code snippet?

a = 3  
b = 5  
c = (a == 3) and (b == 5) or (a != 3)  
print(c)  

• True
• False
• Error

1 point
Let a = 5 (101 in binary) and b = 3 (011 in binary). What is the result of the following operation?

a = 5  
b = 3  
print(a & b)  

• 3
• 7
• 5
• 1