Question-11. What are the tools are placed in An Android SDK ?
Answer- Android SDK collaborated with Android Emulator, DDMS(Dalvik Debug Monitoring Services),AAPT(Android Asset Packaging tool) and ADB(Android debug bridge)
Question-12. What is viewGroup in android ?
Answer- View group is a collection of views and other child views, it is an invisible part and the base class for layouts.
Question-13. What is a service in android ?
Answer- The Service is like as an activity to do background functionalities without UI interaction.
Question-14. What is a content provider in android ?
Answer- A content provider component supplies data from one application to others on request. Such requests are handled by the methods of the ContentResolver class. A content provider can use different ways to store its data and the data can be stored in a database, in files, or even over a network.
Question-15. What are the notifications available in android ?
Answer-
Toast Notification − It will show a pop up message on the surface of the window Status Bar Notification − It will show notifications on status bar Dialogue Notification − It is an activity related notification.
Question-16. What is container in android ?
Answer- The container holds objects, widgets, labels, fields, icons, buttons etc.
Question-17. What is ADB in android ?
Answer- It is acts as bridge between emulator and IDE, it executes remote shell commands to run applications on an emulator
Question-18. What is ANR in android ?
Answer- ANR stands for application is not responding, basically it is a dialog box that appears when the application is not responding.
Question-19. What is an Adapter in android ?
Answer- The Adapter is used to create child views to represent the parent view items.
Question-20. What is shared preferences in android ?
Answer- Shared preferences are the simplest mechanism to store the data in XML documents.