Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Oct. 27, 2018	Oct. 28, 2017
REVENUE:
Revenue	$ 13,072	$ 12,136
COST OF SALES:
Total cost of sales	4,926	4,709
GROSS MARGIN	8,146	7,427
OPERATING EXPENSES:
Research and development	1,608	1,567
Sales and marketing	2,410	2,334
General and administrative	211	557
Amortization of purchased intangible assets	34	61
Restructuring and other charges	78	152
Total operating expenses	4,341	4,671
OPERATING INCOME	3,805	2,756
Interest income	344	379
Interest expense	(221)	(235)
Other income (loss), net	(19)	62
Interest and other income (loss), net	104	206
INCOME BEFORE PROVISION FOR INCOME TAXES	3,909	2,962
Provision for income taxes	360	568
NET INCOME	$ 3,549	$ 2,394
Net income per share:
Basic (in dollars per share)	$ 0.78	$ 0.48
Diluted (in dollars per share)	$ 0.77	$ 0.48
Shares used in per-share calculation:
Basic (in shares)	4,565	4,959
Diluted (in shares)	4,614	4,994
Product
REVENUE:
Revenue	$ 9,890	$ 9,054
COST OF SALES:
Total cost of sales	3,799	3,615
Service
REVENUE:
Revenue	3,182	3,082
COST OF SALES:
Total cost of sales	$ 1,127	$ 1,094