What will be the output of the following code?

medium📝 Predict Output Q13 of 15

NumPy - Fundamentals

import numpy as np
arr = np.array([[1, 2], [3, 4]])
print(arr.shape)

A(4,)

B(2, 2)

C(1, 4)

D(2,)

Step-by-Step Solution

Solution:

Step 1: Understand the array shape
The array has 2 rows and 2 columns, so shape is (2, 2).
Step 2: Check print output
arr.shape returns a tuple with dimensions, so output is (2, 2).
Final Answer:
(2, 2) -> Option B
Quick Check:
2 rows and 2 columns = (2, 2) [OK]

Quick Trick: Shape shows rows and columns as tuple [OK]

Common Mistakes:

Master "Fundamentals" in NumPy

9 interactive learning modes - each teaches the same concept differently

Want More Practice?

15+ quiz questions · All difficulty levels · Free

More NumPy Quizzes