Advanced navigation app examples

1. True or False: You can use the same ViewModel for multiple Activities or Fragments to share data.

   True

   False

2. What is the correct way to access the shared view model using the Kotin property delegate approach?

   val viewModel: OrderViewModel by viewModels()

   val viewModel: OrderViewModel by activityViewModels()

   val viewModel: OrderViewModel by sharedViewModels()

   val viewModel: OrderViewModel by fragmentViewModels()

3. Fill-in-the-blanks

   Enter one or more words to complete the sentence.

   Use a LiveData ___ to return a different LiveData instance based on the value of another instance.

4. How can the apply function in Kotlin be used to configure an object?

   It can directly apply the object.

   It can apply a set of assignments to the object.

   It can apply new instances from the object.

   It is not recommended to use apply to configure an object.

5. Using a data binding layout expression, what’s the correct syntax for adding an attribute to the button in this layout in order to bind a click listener to it?

   <Button
       android:id="@+id/next_button"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:text="@string/next" />
   

   android:onClick="@{detailFragment.next()}"

   android:onClick="@{(Int) -> detailFragment()}"

   android:click="@{() -> detailFragment.next()}"

   android:onClick="@{() -> detailFragment.next()}"

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