Android Basic

1. What is used to display the XML layout on an Activity?

• 1. findViewById()

• 1. setContentView()

• 1. getText().toString()

• 1. setOnClickListener()

1. Which function is called first when opening an Activity?

• 1. setContentView()

• 1. findViewById()

• 1. onCreate()

• 1. etText()

1. What is used to connect a variable to a View component in XML based on its id?

• 1. setContentView()

• 1. findViewById()

• 1. getText().toString()

• 1. setOnClickListener()

1. What is used to perform an action when a component is clicked?

• 1. findViewById()

• 1. setContentView()

• 1. getText().toString()

• 1. setOnClickListener()

1. What is used to get text from an EditText?

• 1. findViewById()

• 1. getText().toString()

• 1. setContentView()

• 1. setOnClickListener()

1. What is used to persist data when a configuration change occurs?

• 1. setText()

• 1. findViewById()

• 1. setContentView()

• 1. onSaveInstanceState()

1. What causes a configuration change?

• 1. Changing the text on a TextView

• 1. Pressing the back button

• 1. Changing the screen orientation

• 1. Changing the app language

1. What is used to set the text on a TextView?

• 1. getText().toString()

• 1. setText()

• 1. findViewById()

• 1. setContentView()

1. What is used to perform actions and communication between application components?

• 1. Variable

• 1. Class

• 1. Intent

• 1. Method

1. What type of Intent is used to run another component with a clear purpose?

• 1. Implicit Intent

• 1. Explicit Intent

• 1. Broadcast Intent

• 1. Pending Intent