Construct a B+-tree index of the type discussed in the text for the Animal file, assuming that now there are many more records than are shown above. The file and the index have the following characteristics:
-The file is stored on six cylinders of the disk. The highest key values on the six cylinders, in order, are:
Cylinder 1: 08574
Cylinder 2: 12740
Cylinder 3: 19025
Cylinder 4: 24859
Cylinder 5: 31745
Cylinder 6: 42853
-Each index record can hold two key value/pointer pairs.
-There are three index records at the lowest level of the tree index.
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