Levels of Android

Knowing the level of Android

Android there are several levels since the start of development in 2008 include:

Android version 1.1
Released in 2009 with a simple menu.

Android version 1.5 (Cupcake)

Android Version 1.5 is an improved version 1.1. In this version there are additional features in this mobile version of the ability to record and watch videos with the camera mode, upload video to YouTube and pictures to Picasa directly from the phone.

Android version 1.6 (Donut)

Donut (version 1.6) was released in September by displaying the search process better than before, battery usage indicator and control applet VPN. Another feature is the gallery that allows the user to select the photos to be removed; cameras, camcorders and interface the gallery; CDMA / EVDO, 802.1x, VPN, Gestures, and a Text-to-speech engine; ability to dial contacts, technological change text to speech (not available on all phones; procurement VWGA resolution.

Android version 2.0/2.1 (Eclair)

Initial Android version came into use by many smartphones, the main features of Eclair is a total change of the structure and appearance of the user interface and is the first version of Android that supports HTML5.

Android version 2.2 (Froyo: Frozen Yogurt)

Android version 2.2 (Froyo) was launched in 2010. Android 2.2 was released with 20 new features including improved speed, Wi-Fi hotspot tethering and Adobe Flash support.

Android version 2.3 (Gingerbread)

General changes obtained from the Android version, among other upgrades games (gaming), improved copy and paste function,, support for video formats VP8 and WebM, new audio effects (reverb, equalization, headphone virtualization, and bass boost)

Android version 3.0/3.1 (Honeycomb)

Android Honeycomb is designed specifically for tablets. Android version supports larger screen sizes. User Interface on Honeycomb is also different because it is designed for tablets. Honeycomb also supports multi-processor and hardware acceleration (hardware) for graphics.

The first tablet to run Honeycomb is the Motorola Xoom.

Android version 4.0 (Ice Cream)

Android version 4.0 will be released later in 2011.

The following Handphones that uses Android:

1. Google Nexus one
2. HTC Desire
3. HTC Droid Incredible
4. iMobile iE6010
5. HTC Hero
6. Motorola Milestone
7. Sony Ericson Experia
8. Samsung Epic 4g:
9. HTC EVO shift 4G
10. Motorola Droid X
11. HTC Thunderbolt
12. Samsung Galaxy S 4G
13. Motorola Atrix 4G:
14. Samsung Galaxy Mini
15. LG Optimus Black P970
16. Samsung Galaxy Tab
17. and etc.

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Advantages and Disadvantages Android

Advantages Android :

1. Openness
Android provides access to the basic functions of mobile devices using standard calls to the API.

2. The destruction of the border
You can combine information from the Internet to the phone, such as contact information, or data on the geographical location for a new opportunity.

3. Similarity application
For Android there is a difference between the main phone applications and other software, you can even change the program to dial a number, or a screen saver.

4. Quick and easy development
In the SDK has everything you need to create and run Android applications, including instrument simulator, and advanced debugging tools.
Google likens Android as a software stack. Each layer of the stack brings together several programs that support specific functions of the operating system.

Here is the composition of the layer - the layer when viewed from the base layer to the top layer:
a. Linux Kernel
Bottom of the pile on the Android architecture is the kernel.

b. Android Runtime
Layer after Linux kernel is Android Runtime. Android contains Core Runtime Libraries and Dalvic Virtual Machine. Core Libraries for Java includes a set of core libraries, meaning that Android includes a set of libraries that provides most of the basic functions that exist in libraries basic Java programming language.

c. Libraries
Located on the same level with the Android Runtime is Libraries. Android includes a set of libraries in C / C + + used by the various components on the Android system.

d. Application Framework
The next layer is the application framework, which includes a program to regulate basic functions of smartphones. Application Framework is a set of basic tools such as smartphones resource allocation, telephone applications, switching among - a process or program, and tracking the physical location of the phone.

e. Application
In the top layer reside on the application itself. In this layer you find the basic smartphone functions such as calling and texting, running a web browser, access the contact list, and others. For the average user, this is the layer that they access most frequently. They access the basic functions through the user interface.

Excess Mobile Android

• Multitasking - Yups, Android phones can run many applications, it means you can browse, listen to the song while facebook
• Ease in Notifications - Every SMS, Email, or even the latest articles from an RSS Reader, there will always be a notification on the Home Screen Mobile Android, do not miss the LED indicator is blinking, so you will not miss a single SMS, Email or even Misscall .
• Easy Access to Thousands of Applications Android via Google Android App Market - If you are happy to install applications or games, passing the Google Android App Market you can download applications for free. There are many thousands of applications and games that are ready for you to download on Android phones.
• Mobile Choice of diverse - Talk Android phone, it will feel 'different' compared to IOS, if IOS is only limited to the iPhone from Apple, then Android is available on mobile phones from various manufacturers, from Sony Ericsson, Motorola, HTC to Samsung. And every handset manufacturer also presents the Android phones with their respective styles, such as Motorola with its Motoblur, Sony Ericsson with his Timescape. So you can freely choose the Android phone in accordance with the 'brand' favorite.
• Can install a modified ROM - not satisfied with the standard view of Android, do not worry there are plenty of Costume ROM that you can use on Android phones.
• Widget - true, with the widget on the homescreen, you can easily access a variety of settings quickly and easily.
• Google mania - If you are loyal user of Google services from Gmail to Google Reader, Android phone has integrated with Google services, so you can quickly check email from Gmail.

Disadvantages Mobile Android

It is undeniable, of course there are advantages as well as shortcomings of the Android operating system.

• Continuous Internet connection - Yups, most Android phones require a simultaneous internet connection continuously active alias. The author himself using a Motorola Milestone, and GPRS internet connection is always on all the time, that means you have to be ready to subscribe GPRS package that suits needed. But, on android 2.2 and above series can be controlled via the data connection settings in a data enabled mobile networks settings .
• By not activate the data enabled the internet connection will be disconnected so it can only be for Tel and SMS .
• Adsanse - Apps on Android phones can indeed be obtained easily and for free, but the consequences in each of these applications, it is always on display ads, whether it's the top or bottom of the application.

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Understanding about Android

Android is an operating system based on Linux Mobile Phone. Android is open source which the source code is free for developers to create their applications to be run on Android.

Android History:
In the beginning, Android was one of the products made by Android Inc.., But Google acquired Android Inc.., And all intellectual property owned by Android Inc.. Google Inc. acquired. which then redevelop acquired Android Inc. Android system ..
As information of Android Inc.. is a newcomer in terms of making software for mobile phones that are in Palo Alto, California United States. Then formed the Open Handset Alliance, a consortium of 34 companies hardware, software, and telecommunications, including Google, HTC, Intel, Motorola, Qualcomm, T-Mobile, Nvidia, etc.. Open Handset Alliance was formed to develop its Android which incidentally is the first Open Source OS for Mobile Phone.
On 5 November 2007, the initial version of the Android released where Open Handset Alliance Android states support the development of open standards on mobile devices. On the other hand, Google released the Android code under the Apache license, a license software and open standard mobile device.
Distributor Android OS
In this world there are two types of distributors operating system Android. The first fully supported by Google or Google Mail Services (GMS) and the second is completely free distribution without direct support Google's otherwise known sebagaiOpen Handset Distribution (OHD).
The founders of Android Inc.. working at Google, whom Andy Rubi, Rich Miner, Nick Sears, and Chris White. At that time many consider the functions of Android Inc.. just as software on mobile phones. Since then rumors surfaced that Google was about to enter the mobile phone market.
In the company Google, the team led by Rubin developed a program in charge of mobile devices supported by the Linux kernel. This shows an indication that Google is preparing for a competition in the mobile phone market. until now has been a lot of air-OS Android phones present in the market, starting from the Google Nexus One, HTC Legend, Sony Ericcson Xperia X10, Samsung Galaxy S and much more.

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