Introduction

Before learning all the topics of Android, it is important to know what is Android.

Android is a software package and a Linux-based operating system such as mobile devices such as tablet computers and smartphones

It has been developed by Google and later OHA (Open Handset Alliance). Java language is used primarily for writing Android code, even though other languages ​​can be used.

The goal of the Android project is to create a successful real-world product that improves the mobile experience for end users.

There are many code names for Android such as Lollipop, Kitakat, Jelly Bean, Ice Cream Sandwich, Frooyo, Eclair, Donut, which are included in the next page.

What is Open Handset Alliance (OHA)

It's a consortium of 84 companies such as google, samsung, AKM, synaptics, KDDI, Garmin, Teleca, Ebay, Intel etc.

It was established on 5th November, 2007, led by Google. It is committed to advance open standards, provide services and deploy handsets using the Android Plateform.

Features of Android

After learning what Android is, we look at the features of Android. The important features of Android are given below:

1) It is open-source.

2) Anyone can customize the Android Platform.

3) There are a lot of mobile applications that can be chosen by the consumer.

4) It provides many interesting features like weather details, opening screen, live RSS (Really Simple Syndication) feeds etc.

It provides support for messaging services(SMS and MMS), web browser, storage (SQLite), connectivity (GSM, CDMA, Blue Tooth, Wi-Fi etc.), media, handset layout etc.

Categories of Android applications

There are many android applications in the market. The top categories are:

• Entertainment
• Tools
• Communication
• Productivity
• Personalization
• Music and Audio
• Social
• Media and Video
• Travel and Local etc.