Basic UI creation in Android INTRODUCTION

KNOWLEDGE CHECK: ACTIVITIES AND VIEWS

1. The first screen that appears after an app is launched is known as a _____________?   

2. What are the advantages of using Jetpack Compose for UI development? Check all that apply.    

3. What is the purpose of View Groups when building an Android UI? Select all that apply.    

4. Which of these are commonly used views in Android applications? Select all that apply.    

5. Which of the following are layout views that can be used in Android UI design. Select all that apply.    

6. This course provides you with an introduction to building the UI in Android Studio. 

7. When building a mobile user interface, some design considerations and principles to consider include. Select all that apply.

8. When you are ready to create your own project in Android Studio, you will use an emulator, which allows you to simulate your app in Android Studio without needing to install the application on an actual physical device.

9. Elements like buttons, labels, text fields and images combined are the same as activity in Android.

10. Android application’s package name is not used to uniquely identify the app in the Google PlayStore.

11. When a new project is created in Android Studio, it generates an Acitivity_Main.XML file which is editable.

12. If I want to add a TextView in my UI, I must define the string resource and set the text attribute of TextView to that string. 

13. Which of the following are states in the activity lifecycle? Select all that apply. 

SELF-REVIEW: A BASIC UI WITH COMPOSE

1. When defining the string resource in the exercise, what was the ID of the title string? 

2. Adding the font size parameter to RestaurantName() composable limits it to emit Text of 32sp only.

3. How many arguments were passed to the RestaurantNamePreview() function?

4. In UI development, the imperative approach defines step-by-step how to build the UI while the declarative approach focuses on what to display as opposed to how.

5. When  defining composable functions, you still need to define the XML code since it is part of the code.

KNOWLEDGE CHECK: INTRODUCTION TO COMPOSABLE UI

1. Declarative UI programming allows developers to define the UI and its behavior in a concise and expressive way by describing the desired result instead of the details of how to achieve it.    

2. In Jetpack Compose the ‘Compose’ item can best be described as:    

3. What are the three main benefits to using a declarative approach when building an Android UI? Select all that apply.

4. In this code,a composable function is defined. What is the name of this function?

@Composable
fun MainPanel(name: String) {
Text(text = "$name")
}

5. In this code, a composable function is defined. In the second-last code line the “name” argument is passed to another function Text. What is the best description of this function?

@Composable
fun MainPanel(name: String) {
Text(text = "$name")
}

SELF-REVIEW: DEFINING A LOGIN SCREEN WITH COMPOSE

1. In this exercise, which arguments were used to position content on the screen?              

2. In this exercise, what was the name of the Composable used to add Little Lemon logo?                          

3. In this exercise, what annotation is required to create Composable Preview?

4. Layouts are UI elements that display on the screen and serve to arrange items horizontally and vertically.

5. When creating your UI, it is possible to nest composables, meaning that you can have more than columns or rows inside another column or row.  

Coursera Meta Android Developer Professional Certificate Answers and Study Guide

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MODULE QUIZ: BASIC UI CREATION IN ANDROID

1. The nesting of composables in a UI can best be represented with a tree structure. 

2. What is an Activity in Android UI Development? 

3. How does an Activity allow the user to interact with an Android app? 

4. Which of the following states is NOT part of the Activity Lifecycle in Android UI Development? 

5. Which of these methods are called as part of the Activity Lifecycle in Android UI Development? Select all that apply. 

6. What is a Composable in Android UI Development? 

7. Which of these is a way to preview the appearance of an Android UI

8. When you are specifying the size of an element on an Android UI, you can use the dp unit of measurement. This term is shorthand for?

9. When you are specifying the size of an element on an Android UI, you can use the sp unit of measurement. This term is shorthand for?

10. Which of these are valid guidelines for creating efficient layouts? Select all that apply.

Interactive CSS CONCLUSION