NumPy - Fundamentals
Given a 3D ndarray with shape (2, 3, 4), how many total elements does it contain?
Given a 3D ndarray with shape (2, 3, 4), how many total elements does it contain?
hard📝 Application Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Understand shape dimensions
The shape (2, 3, 4) means 2 blocks, each with 3 rows and 4 columns.Step 2: Calculate total elements
Multiply dimensions: 2 * 3 * 4 = 24 total elements.Final Answer:
24 -> Option BQuick Check:
Total elements = product of shape dimensions [OK]
Quick Trick: Multiply shape tuple values for total elements [OK]
Common Mistakes:
- Adding dimensions instead of multiplying
- Confusing shape with size
- Ignoring one dimension
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