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Android is a Linux-based open-source operating system that is primarily used in portable devices. At present, there is no unified Chinese name, and more people in Chinese mainland use Android (unofficial) or Anzhi (official). The Android operating system was originally developed by Andy Rubin and initially mainly supported mobile phones.
In 2005, it was acquired by Google and invested in the Open Phone Alliance, which gradually expanded to tablets and other fields. Data at the end of 2010 shows that Android, which has only been officially launched for two years, has surpassed Nokia's Symbian system, which has dominated the decade, and has become the world's most popular smartphone platform. iOS is an operating system developed by Apple for the iPhone.
It is mainly used for iPhone, iPod touch and iPad. Just like the Mac OS X operating system on which it is based, it is also based on Darwin. Originally, the system was called iPhone OS, until the WWDC conference announced on June 7, 2010, the renamed system architecture was divided into four levels:
The Core OS Layer, the Core Services Layer, the Media Layer, and the Cocoa Touch Layer. System operation takes up approximately 240MB of memory space.
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You don't know if you talk too much, you have to clean up the garbage or something, and iOS doesn't do that.
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iOS is based on UNIX development, because it is developed by Apple itself, so it is optimized based on Apple hardware, and the use of smoothness is higher than Android, because there are not a few devices in total, so the iOS software is generally more beautiful;
Android is based on Linux development,It is developed by Google's Android company,Mainly popular by open source,So there are many terminals,A lot of software is difficult to take into account the experience of all users,Therefore,Some software will be weird to use,In addition, Android's permissions are easier to apply,So power consumption and security are worse than Apple's iOS。
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iOS is independent and not open, but the optimization is strong Android is basically completely open, and ROM models of different models can also share files with each other (open), although iOS and Android can also be shared through some apps, but not as open as Android, so Android will become the mainstream, just like I said IOS is better than Android optimization, so there are still most people who use iOS. A good point is the ROM of the Android model, and the ROM version can also be flashed if the user needs the ROM is different, (requires native support). That's just some of my opinion.
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iOS is Apple has Android, you can use it if you start your own company....
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iOS is concise, powerful, Android compatibility is strong, and autonomy is high.
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Different devices: The biggest difference between iOS and Android is the different devices they use. The iOS system is mainly the operating system applied to iPhone, iPad, and iTouch devices, and the Android system is mainly the operating system applied to Android smartphones.
2.The difference in the openness of the system: Android has its own open source plan AOSP (Android Open Source Project), as long as it follows the GPL and Apache Licence open source licenses, then you can use Android source ** for secondary development.
And Android, due to the open source**, is naturally playable compared to iOS.
3.The security difference of the system: the iOS system is a relatively powerful operating system, and the program running in the iOS system will not cause a crash no matter how big the program is, and it is very easy to play, and the security of the system is relatively high.
4.The difficulty of development is different: Apple provides a complete and efficient XCODE, SDK and other development environments, the iOS system is in the same line, and the software is common between the iOS versions, that is, all Apple devices can run when developing a product.
The strength of the hardware also makes development easier.
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1. The two have different mechanisms for running stupid cars: iOS uses a sandbox operation mechanism, and Android uses a virtual machine operation mechanism.
2. The background system of the two is different: any third-party program in iOS cannot run in the background; Any program on Android can run in the background and will not close until there is no memory.
3. The highest authority for UI instructions in iOS and the highest permission for data processing instructions in Android.
Extensions Android is a Linux-based free and open source** operating system for mobile devices such as smartphones and tablets, led and developed by Google Inc. and the Open Handset Alliance. There is no unified Chinese name, and most people in Chinese mainland use "Android" or "Anzhi". The Android operating system was originally developed by AndyRubin and mainly supports mobile phones.
In August 2005, it was acquired by Google and injected capital.
In November 2007, Google and 84 hardware manufacturers, software developers, and telecom operators formed the Open Phone Alliance to jointly develop and improve the Android system. Subsequently, Google released the source of Android under the Apache open source license. The first Android smartphone was released in October 2008.
Android is gradually expanding to tablets and other areas such as TVs, digital cameras, game consoles, etc.
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