1. Please check all of the traits that make fragments useful.

1. They are reusable
2. They can be used to build a flexible UI
3. Fragments have the same lifecycle as their host activity
4. You can dynamically add or remove them during runtime
5. All of the above

2. What is the right sequence in order to dynamically display a fragment.

For example, to start a new activity: A) Create a new Intent that points to the new activity, B) Add any information you want to that Intent, C) Start the intent. The right sequence is ABC.

A- Create a new fragment instance in a host activity

B- Create a new fragment class that inflates a layout

C- Create a layout that defines the appearance of the fragment

D- Add the fragment to it's host activity using the FragmentManager and a fragment transaction

1. ABDC
2. ADBC
3. CBAD
4. DACB
5. DCBA

3. Which callback method is called when the Fragments user interface becomes visible but is not yet active?

1. onCreateView()
2. onStart()
3. onPause()
4. onResume()