What Is Android ?

Android is a mobile operating system developed by Google. It is used by several smartphones and tablets.

Examples include the Sony Xperia, the Samsung Galaxy, and the Google Nexus One.

The Android operating system (OS) is based on the Linux kernel. Unlike Apple's iOS, Android is open source, linex

based operating system. Android phones typically come with several built-in applications and also support third-

party programs. Developers can create programs for Android using the free Android software developer kit (SDK).

Android programs are written in Java and run through a Java virtual machine JVM that is optimized for mobile

devices.

If you are unsure what operating system your phone or tablet uses, you can view the system information by

selecting "About" in the Settings menu.

Android Features

Android Features

• Head set layout
• Storage
• Connectivity: GSM/EDGE, IDEN, CDMA, Bluetooth, WI-FI, EDGE,3G,NFC, LTE,GPS.
• Messaging: SMS, MMS, C2DM (could to device messaging), GCM (Google could messaging)
• Multilanguage support
• Multi touch
• Video calling
• Screen capture
• External storage
• Streaming media support
• Optimized graphics

Advantage and disadvatage of android

first we will disscuss advantages of android :

• Android Google Developer-The biggest advantage of the Android is Google. Android operating system is owned by Google
• Android Users – Billion of USERS-Android is the most used mobile operating system
• Android Multitasking-Most of us love this feature of the android. Users can do lots of tasks at once
• Google Play Store App free Download for Android – Millions of Apps
•  Android Notification – Easy Access-One can easily get access to their notification of any kind of SMS, emails or calls on their home screen or the notification panel of the android phone. 
•  Android Widget – Several Widgets-Android operating system has plenty of widgets. This widget makes the user experience much better and helps in doing multitasking

        Disadvantage of android---Now we will discuss disadvantage of android.

• Android Advertisement pop-ups-Applications are freely available in the Google play store. 
• Android Battery Drain-Android handset is considered as one of the most battery consuming operating systems. In the android operating system, there are plenty of process running in the background which results in the quick draining of the battery. 
• Android Malware/Virus/Security-Android device is not considered safe as compared to other applications. It is easy to target any Android phone and every day millions of attempt are done on Android phone. Hackers keep on trying to steal your personal information.