Building UI with Jetpack Compose INTRODUCTION

SELF-REVIEW: ADD EVENTS AND STYLING

1. What was the name of the composable replaced by xxx defined in this exercise?

@Composable
fun xxx() {
    Column { 
        WeeklySpecial()
        MenuDish()
    } 
}

2. In this exercise, Image composable loads the image from drawable using __________.

3. In this exercise, which listener was used to perform an action after the button is clicked?

4. In Compose, each composable has an argument called a modifier.

5. In this video, the background color was applied to the Column because it is at the top in the hierarchy.

6. In this video, for adding the text property to a Text object, the stringResource() function is used.

7. Your response to an event or executing a certain piece of code or a function when an event occurs is called  ___________________.

KNOWLEDGE CHECK: MODIFIERS AND INTERACTIVITY

1. Which of these is true for modifiers?

2. The composable argument that would replace xxxx in the code below is known as a:

fun SayHello(name: String) {
   Text(
        text = "Hey $name!",
        xxxx = xxxx.padding(10.dp)
    )
}

3. What is the order of precedence for modifier chaining in Android UI Development?

4. What is the best way to handle an event in Android UI Development? 

5. Which of these event modifiers is used when the app user presses a mouse button?

SELF-REVIEW: MANAGING STATE IN COMPOSE

1. In this exercise, the padding Modifier was used to properly space composables. 

2. In this exercise, which callback was used to monitor the Text composable value change?

3. In the exercise, how was the username and password retrieved from Text composable?

4. You can also preserve the state by saving relevant information in the memory but also on the disk, using file write ups or storage in a database. Check all that apply.

5. Compose provides a special composable function called remember.

6. When you start up your Little Lemon app and you run the composable functions you defined for the first time to produce the UI, it is called ________________.

7. In this video, remember was replaced by rememberSaveable to prevent the state even after the orientation changes.

8. ____________________ means that you should define your composable function in such a way that, if you need a similar user interface element in your UI, you should be able to simply recall the same composable but this time passing in the new parameters.

KNOWLEDGE CHECK: MANAGING STATE

1. Not all ‘events’ in an Android app happen due to user interaction. 

2. What does ‘Recomposition’ in Jetpack Compose allow developers to do? 

3. In Jetpack Compose what does the mutableStateOf function create?

4. A composable holding and modifying its state internally is called a ____________.

5.  What is the main purpose of State Hoisting in Android UI Development? 

SELF-REVIEW: BUILDING A RESPONSIVE LAYOUT

1. In this exercise, what are the supported orientations?

2. In this exercise device orientation was retrieved using configuration.landscape property.

3. In this exercise, how many layouts where used? 

4. The scaffold is a customizable layout that provides support to add various UI structures and components.

5. A ________________ is a parameter that can accept composable content as generic lambda. 

6. The state of the UI components in a scaffold can be held by _________________. It is a class in Compose.

Coursera Meta Android Developer Professional Certificate Answers and Study Guide

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MODULE QUIZ: BUILDING UI WITH JETPACK COMPOSE

1. Modifiers can be used to define margins and padding in Jetpack Compose.    

2. What type of UI components can be created with Jetpack Compose?    

3. Which of the following is true when using modifiers with layouts in Jetpack Compose?     

4. When declaring a state with Jetpack Compose, which of the following is most important?    

5. What is a recommended approach to ensure that a UI survives configuration changes when using Jetpack Compose?    

6. What is a Bottom Sheet Scaffold?

7. What is Material Design?    

8. What type of orientations are supported Android UI development?    

9. Which Jetpack Compose Material components can be implemented as built-in composables?    

10. What are UI Patterns?    

Interactive CSS CONCLUSION