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INVENTORY (Tables) | 12 Months Ended
--- | ---
Oct. 31, 2019
Inventory Disclosure [Abstract] |
Inventory |
| October 31,
| 2019 |  | 2018
| (in millions)
Finished goods | $ | 416 |  |  | $ | 386 |
Purchased parts and fabricated assemblies | 263 |  |  | 252 |
Inventory | $ | 679 |  |  | $ | 638 |

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