Understanding Data Types in Python - CodeSkilled

Instructions

1. Your final score will reflect your grasp of the concepts—approach each question with precision.
2. Thoroughly review each solution before proceeding to ensure full understanding.
3. Final results will be available after submission to provide insights into areas for further improvement.
4. Maintain academic integrity—plagiarism undermines learning and professional growth.
5. Once submitted, responses are final, so ensure you’re confident in your answers.
6. These challenges are designed to test practical knowledge; apply your skills as you would in real-world scenarios.

All Problems

Question

Action

Which of the following is a numeric data type in Python?

What will be the output of the following code? x = 5.5; print(type(x))

What is the result of the following code? x = '5'; y = int(x); print(type(y))

Which of the following is a mutable data type in Python?

What is the output of the following code? x = [1, 2, 3]; x[1] = 5; print(x)

Which of the following is a correct way to create a dictionary in Python?

Which of the following is a valid string declaration in Python?

What will be the output of the following code? x = 'Hello'; print(x[1])

Which of the following is a valid float number in Python?

Which of the following data types is used to store key-value pairs?

Which of the following is a numeric data type in Python?

str

float

list

bool

What will be the output of the following code? x = 5.5; print(type(x))

<class 'int'>

<class 'float'>

<class 'str'>

<class 'bool'>

What is the result of the following code? x = '5'; y = int(x); print(type(y))

<class 'int'>

<class 'str'>

<class 'float'>

<class 'bool'>

Which of the following is a mutable data type in Python?

tuple

string

list

int

What is the output of the following code? x = [1, 2, 3]; x[1] = 5; print(x)

[1, 2, 3]

[1, 5, 3]

Error

None of the above

Which of the following is a correct way to create a dictionary in Python?

d = {1, 2, 3}

d = {'a': 1, 'b': 2}

d = [1, 2, 3]

d = (1, 2, 3)

Which of the following is a valid string declaration in Python?

'Hello'

Hello

'Hello"

"Hello'

What will be the output of the following code? x = 'Hello'; print(x[1])

H

e

l

o

Which of the following is a valid float number in Python?

5.0

5

"5.0"

True

Which of the following data types is used to store key-value pairs?

list

tuple

set

dictionary