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INVENTORY
12 Months Ended
Oct. 31, 2021
Inventory Disclosure [Abstract]  
INVENTORY INVENTORY
Inventory as of October 31, 2021 and 2020 consisted of the following:
 October 31,
 20212020
 (in millions)
Finished goods$463 $417 
Purchased parts and fabricated assemblies367 303 
Inventory$830 $720 

Inventory-related excess and obsolescence charges of $29 million were recorded in cost of products in 2021, $28 million in 2020 and $19 million in 2019. We record excess and obsolete inventory charges for both inventory on our site as well as inventory at our contract manufacturers and suppliers where we have non-cancelable purchase commitments.