NPTEL Python For Data Science Week 1 Assignment Answer 2024

Q1. What is the output of the following code?

36
121212
123
Error: Invalid operation, unsupported operator ‘*’ used between ‘int’ and ‘str’

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Q2. What is the output of the following code?

-1
-2
-1.28
1.28

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Q3. Consider a following code snippet. What is a data type of y𝑦?

int
float
str
Code will throw an error.

Answer:-

Q4. Which of the following variable names are INVALID in Python?
1 variable
variable 1
variable1
variable#

Q5. While naming the variable, use of any special character other than underscore(_) will throw which type of error?
Syntax error
Key error
Value error
Index error

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Q6. Let x = “Mayur”. Which of the following commands converts the ‘x’ to float datatype?
str(float,x)
x.float()
float(x)
Cannot convert a string to float data type

Answer:-

Q7. Which Python library is commonly used for data wrangling and manipulation?
Numpy
Pandas
scikit
Math

Answer:-

Q8. Predict the output of the following code.

12.0
12
11.667
11

Answer:-

Q9. 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, float
float, int
int, float

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Q10. Let a = 5 (101 in binary) and b = 3 (011 in binary). What is the result of the following operation?

3
7
5
1

Answer:-