What is Jetpack Compose?

• A modern toolkit to develop Android user

• Toolkit to design libraries

• Database interface

• Plugin to build APK

. 

Which of the following is false about Compose?

• The Empty Compose Activity template is used to create a simple app.

• Layouts can be viewed in the Preview window, without actually running your app.

• All elements and themes in a Compose app are contained in a Surface.

• Themes, such as GreetingCardTheme allow you to style Composables.

 

Which of the following variable declarations is valid?

• var hello: Int? = ""

• String "hello" = hello

• val hello = "hello"

• hello: String = "hello"

Which of the following are true about functions? (Select all that applies)

• Function parameters are required to have default arguments.

• Functions can take parameters, or variables as inputs.

• When calling a function with parameters, the values passed in are called arguments.

• Breaking your code in multiple functions can make your code cleaner and easier to maintain.

The Box layout stacks the UI elements on top of one another.

• True

• False

What parameter is used to align the child element to the beginning of the parent?

• Alignment.End

• Alignment.Left

• Alignment.Begin

• Alignment.Start

 Padding is an example of a ___

• Property

• Attribute

• Modifier

• Composable

 

A ___ is a Composable that has a background color and can contain other Composables.

• Color

• Container

• Surface

• Box

What is the purpose of using a virtual device, or emulator, in Android Studio?

• To show a variety of error messages to users

• To experiment with app code safely.

• To test your app on device without having a physical device

• To see what your app looks like in a web browser

The three basic standard layout elements in Compose are (select all that applies):

• Column

• Row

• Text

• Box