Does the entire household have a single integrated operating system or does each device have its own, or both?

CNN: Home, sweet networked home

We are integrated into their operating system.

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However, Siri is deeply integrated with the iOS operating system.

CNN: Google's predictive search comes to iPhone, iPad

But with Siri, which Apple acquired only a little over a year ago and quickly integrated into its mobile operating system iOS, Apple has done what it has done many times before: By nailing the user experience, Apple once has again taken a technology that already existed and made it feel so natural that you wonder how you ever did things any other way.

FORBES: Apple's Siri: 'The Culmination Of Steve Jobs' Legacy'

On Thursday Facebook founder Mark Zuckerberg announced Facebook Home, a family of apps that would sit as a integrated layer on the Android operating system.

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Although it makes apps for iPhones and iPads, Facebook is still not integrated into Apple's mobile operating system, for example.

CNN: Report: Facebook is making a phone

But early beta builds of Windows 2000 show that the operating system is not completely integrated with some of the new management applications.

CNN: How to prepare for Windows 2000

"They're the only company that actually forced Microsoft off of the operating system because of their integrated Safari browser, " says Rob Enderle, principal analyst at Enderle Group, referring to the latest version of Apple's OS X software.

FORBES: Microsoft Versus Google: Apple Wins

And even the programmer concerned said that users of Microsoft's new Windows XP operating system, which is irrevocably integrated with Passport as a means of forcing it into the mainstream, would not have been affected.

BBC: New flaw puts Passport offline

In a bid to keep up with the rapidly evolving smartphone market, Microsoft is updating its Windows Phone mobile operating system to be more intuitive and tightly integrated with popular social networking sites like Facebook and LinkedIn.

FORBES: Microsoft Makes Windows Phone More Social, Intuitive With 'Mango' Update

Mr Edelman pounced and produced a statement from Dr Tevanian in which he said that Sherlock was "an integrated find feature" and was built in to Apple's operating system.

BBC: USA versus Microsoft: the third week