Data Preparation — Important Questions
ICSE · Class 12 · Artificial Intelligence
70 important questions from Data Preparation for ICSE Class 12 Artificial Intelligence, with answers. Written for the board exams 2027.
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Important Questions from Data Preparation
Which NumPy attribute gives the number of dimensions of an array?
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ndarray.ndim
ndarray.ndim returns the number of dimensions of the array.
Which NumPy attribute gives the sequence of integers showing the size of the array in each dimension?
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ndarray.shape
ndarray.shape tells the size of the array in each dimension.
Which attribute gives the total number of elements in a NumPy array?
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ndarray.size
ndarray.size gives the total number of elements in the array.
Which statement about NumPy array indexing is correct?
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Array indexing starts from 0 by default.
NumPy uses zero based indexing, so the first element has index 0.
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