Python - Numpy Quiz 1

What is a correct syntax to create a NumPy array?

• np.createArray([1, 2, 3, 4, 5])

• np.array([1, 2, 3, 4, 5])

• np.object([1, 2, 3, 4, 5])

What is a correct syntax to print the numbers [3, 4, 5] from the array below:

arr = np.array([1,2,3,4,5,6,7])

• print(arr[2:5])

• print(arr[2:6])

• print(arr[2:4])

• print(arr[3:6])

What is a correct syntax to return the shape of an array?

• shape(arr)

• arr.shape

• arr.shape()

What is the correct syntax to reshape the array below into 4 arrays with 3 elements?

arr = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])

• newarr = arr.reshape(3, 4)

• newarr = arr.shape(3, 4)

• newarr = arr.reshape(4, 3)

• newarr = arr.shape(4, 3)

What is a correct method to join two or more arrays?

• np.join()

• np.array_join()

• np.concatenate()