Android App Development Masterclass
Which of these methods are called when the screen changes orientation from portrait to landscape in Android?(Select all acceptable answers.)
Choose all possible options to fill in the blanks, so that changes in the shared preferences are saved:
edit , commit
commit , edit
edit , apply
apply , commit
Which statements are true for the Parcelable interface?(Select all acceptable answers.)
Parcelable can be used to serialize data into JSON.
Parcelable is used to marshal and unmarshal Java objects.
Parcelable relies on Java Reflection API for marshaling operations.
Any data type can be passed to another intent through the Parcelable interface.
Parcelable creates a large number of temporary objects.
Consider the following code and Select the statements that are correct if the wave file sound is 3 seconds long.(Select all acceptable answers.)
MainActivity will be started after 4 seconds.
finish() will close the current activity.
While MediaPlayer is playing, startActivity(main) is blocked.
MediaPlayer will play only the first second of the song.
Removing the call to startActivity(main) will close the application if there are no other activities in the application's back stack.
Android content provider architecture, component that does not resides on data layer is
In android studio, each new activity created must be defined in
Android component that controls external elements of file is called
In android studio, a service that is started and cannot be stopped even calling activity is destroyed is
consider the options to fill in the blanks
"vertical", "vertical" , 'vertical"
"vertical", "horizontal" , 'horizontal"
"horizontal", "horizontal" , 'horizontal"
None of the above
To create a unit of code within a method signature that can be extend or shrink is enclosed by
In Java, blueprint created for an object is called
In android studio, tab in which memory usage of app is shown is called
One of application component, that manages application's background services is called
Element of palette that holds multiple elements of specific purpose is called
Definition of Loader?
A. loaders make it easy to asynchronously load data in an activity or fragment
B. loaders make it easy to synchronously load data in an activity or fragment
C. loaders does not make it easy to asynchronously load data in an activity or fragment
D. None of the above
Which layer is not included in the architecture diagram of an Android Platform?
During the initialization of your Activity, _________ might be used to set the layout resources to define the UI of your Activity.
a)addContentView(View view, ViewGroup.LayoutParams params)
From the structure point of view, which of the following is correct?
a)BaseGameActivity > Engine > Scene = Camera > Textures > Entities
b)BaseGameActivity > Engine > Entities > Scene = Camera > Textures
c)BaseGameActivity > Camera > Engine > Scene = Entities > Textures
d)BaseGameActivity > Engine > Scene = Camera > Entities > Textures
e)BaseGameActivity > Engine > Camera >Scene > Entities > Textures
A type of service provided by android that allows sharing and publishing of data to other applications is
Android component that manages app's configuration file is called
A type of class that will be responsible to design main screen activity on first time launch of application is called
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