NumPy: Advanced Exercises, Practice, Solution

Advanced NumPy Exercises [ 15 exercises with solution]

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1. Write a NumPy program to find the dot product of two arrays of different dimensions.
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2. Write a NumPy program to create a 3x3 identity matrix and stack it vertically and horizontally.
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3. Write a NumPy program to create a 4x4 array with random values and find the sum of each row.
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4. Write a NumPy program to create a 3x3 array with random values and subtract the mean of each row from each element.
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5. Write a NumPy program to create a 3x3 array with random values and subtract the mean of each column from each element.
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6. Write a NumPy program to create a 5x5 array with random values and normalize it row-wise.
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7. Write a NumPy program to create a 5x5 array with random values and normalize it column-wise.
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8. Write a NumPy program to create a 3x3x3 array with random values and find the sum along the last axis.
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9. Write a NumPy program to create a 5x5 array with random values and sort each row.
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10. Write a NumPy program to create a 5x5 array with random values and sort each column.
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11. Write a NumPy program to create a 5x5 array with random values and find the second-largest value in each row.
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12. Write a NumPy program to create a 5x5 array with random values and find the second-largest value in each column.
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13. Write a NumPy program to create a 5x5 array with random values and replace the maximum value with 0.
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14. Write a NumPy program to create a 5x5 array with random values and replace the minimum value with 0.
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15. Write a NumPy program to create a 5x5 array with random values and calculate the exponential of each element.
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