Suppose you have an activity with an instance variable (class level) of type float called ‘fees’. Your task is to save and restore the value of ‘fees’ each time the activity changes its
orientation without saving and restoring all the view data. Implement the required code.
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public class MainActivity extends AppCompatActivity {
private float fees;
protected void onCreate(Bundle savedInstanceState)!
super.onCreate(savedInstanceState);
setcontentView(R.layout.activity main) ;
//your code goes here
Write a piece of code that stores the following key-value pairs synchrony in a shared preferences file named “s12022.fit2081”
2. task: Q2
3. isCode:true
What is the effect of implementing onBackPressed( without calling super.onBackPressed)?
Briefly explain the scenarios where the following callback methods do not get invoked during Activity lifecycle
onSavelnstanceSate()
2. onRestorelnstaceState(
3. onDestroy(
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