Android is an open source and Linux-based operating system for mobile devices such as smartphones and tablet computers . Android was developed by the Open Handset Alliance, led by Google, and other companies.
Read moreWhat are the four essential states of an activity in Android?
Hence, all in all there are four states of an Activity(App) in Android namely, Active , Paused , Stopped and Destroyed .
Read moreWhat is a service in Android?
A Service is an application component that can perform long-running operations in the background . It does not provide a user interface. Once started, a service might continue running for some time, even after the user switches to another application.
Read moreWhat is service in Android with example?
Playing music in the background is a very common example of services in android. From the time when a user starts the service, music play continuously in the background even if the user switches to another application. The user has to stop the service explicitly in order to pause the music.
Read moreWhat are activities in Android?
An activity represents a single screen with a user interface just like window or frame of Java . Android activity is the subclass of ContextThemeWrapper class. If you have worked with C, C++ or Java programming language then you must have seen that your program starts from main() function.
Read moreWhat is Dalvik Mcq?
Explanation: The Dalvik Virtual Machine (DVM) is an android virtual machine optimized for mobile devices . It optimizes the virtual machine for memory, battery life, and performance.
Read moreWhy do you want to work on Android?
Making a career on Android development is the best choice if you want to be part of the constant technology evolution . Android’s decision to enable an open OS encourages developers to use new technologies, which improve the app ecosystem. By studying these kind of courses, you prepare to enter into the digital world.
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