Consolidated Statements of Operations (USD $) In Millions, except Per Share data	3 Months Ended			9 Months Ended
	Apr. 30, 2011	May 01, 2010		Apr. 30, 2011		May 01, 2010
NET SALES:
Product	$ 8,669	$ 8,436		$ 25,605		$ 23,612
Service	2,197	1,932		6,418		5,592
Total net sales	10,866	10,368	[1]	32,023	[1]	29,204	[1]
COST OF SALES:
Product	3,437	3,010		10,068		8,311
Service	770	728		2,280		2,043
Total cost of sales	4,207	3,738		12,348		10,354
GROSS MARGIN	6,659	6,630	[1]	19,675	[1]	18,850	[1]
OPERATING EXPENSES:
Research and development	1,430	1,411		4,339		3,882
Sales and marketing	2,446	2,278		7,292		6,414
General and administrative	466	479		1,376		1,355
Amortization of purchased intangible assets	103	117		419		360
Restructuring and other charges	31			31
Total operating expenses	4,476	4,285		13,457		12,011
OPERATING INCOME	2,183	2,345		6,218		6,839
Interest income	161	158		477		481
Interest expense	(153)	(182)		(480)		(454)
Other income, net	12	82		143		131
Interest and other income, net	20	58		140		158
INCOME BEFORE PROVISION FOR INCOME TAXES	2,203	2,403		6,358		6,997
Provision for income taxes	396	211		1,100		1,165
NET INCOME	$ 1,807	$ 2,192		$ 5,258		$ 5,832
Net income per share:
Basic	$ 0.33	$ 0.38		$ 0.95		$ 1.01
Diluted	$ 0.33	$ 0.37		$ 0.94		$ 0.99
Shares used in per-share calculation:
Basic	5,508	5,731		5,545		5,746
Diluted	5,537	5,869		5,596		5,869
Cash dividends declared per common share	$ 0.06			$ 0.06

[1] Certain reclassifications have been made to prior period amounts to conform to the current period's presentation.