Android is a stack of software for mobile devices which includes operating systems middleware and some key application. The application executes within its own process and its own instance of the Dalvik virtual machine.
There are many Android versions such as Android 1.0, 1.1, 1.5, 1.6, 2.2, 2.3. Some of the names of Android versions are Doughnut, Gingerbread, Cupcake, etc.
Why Android?
- Open-source
- Large development committee reach
- Increased marketing
- Inter-app integration
- Reduced cost of development
- Highest success ratio
- Rich development environment
Android architecture:
The android architecture consists of
- Linux Kernel
- Native libraries
- Android runtime
- Application Framework
- Applications
Basic building blocks component::
- Activities
- Services
- Broadcast receiver
- Content provider
- Views
Libraries of Android:
- Android.app
- Android.content
- Android.database
- Android.text
- Android.view
- Android.widget
- Android.webkit
Useful Resources
- Android Projects
- Android Frameworks
- Android Interview Questions
- Android Developer Skills
- Android Developer Salary
- Android Developer Resume
Android MCQs
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What is an activity in android?
State whether true or false: Android is built upon the Java micro edition(J2ME) version of Java.
Among the following options choose the one for which Android is based on Linux.
Among the below virtual machines choose the one which is used by the Android operating system
Identify the language on which Android is based upon.
All layout classes are the subclasses of
The full form of APK is
What is manifest XML in android?
What is the use of a content provider in Android?
While developing android application developers can test their apps on
In android, mini activities are also known as
Among the following choose the one which converts Java bytecode into Dalvik bytecode
The services in android can be stopped using which of the following method?
Activity in Android can be killed using?
The full form of ADB is.
AVD stands for
Choose the option which is contained in the src folder
Identify the parent class of activity.
Choose among the following tabs in which an error is shown
When was Open Handset Alliance announced?
Identify the topmost layer of Android architecture
Identify the lowest layer of Android architecture.
Identify among the following which is not a state in the service lifecycle.
Identify the dialogue class in Android among the following
Choose the built-in database of Android.
Identify the one which provides access to the database.
Why is.sendStickybroadcast(intent) used?
Identify among the one which is used to log debug messages.
The full form of ANR is.
All layout classes are subclasses of which of the following?
Identify the layout in which Android arranges its children into rows and columns.
The full form of GCM is
Choose the correct definition of the nine-patch images tool in Android
JSON stands for ___________
Choose the correct option to find the JSON element length in Android JSON.
Transient data in Android is.
On what is Android web browser-based?
Why is the view pager used?
On which kernel is Android-based on
Choose the correct technique to refresh the dynamic content in Android.
Under which, an open-source license is Android licensed?
OHA stands for ___________.
In which of the following is the Android application Framework provided?
Which of the following packages is used for supporting SQL libraries in the Android framework.
WAP stands for?
Choose the option below which are part of the system library and android runtime layer of Android architecture.
Who manages data sharing between applications?
Who develops DVM?
What is a WebKit?
AAPT stands for
Full form of NDK is _______
Which language is used by WAP?
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