Solution and Answer Guide Android Boot Camp for Developers Using Java® A Guide to Creating Your First Android Apps 4th Edition Corinne Hoisington Chapter 1-12

Solution and Answer Guide Android Boot Camp for Developers Using Java® A Guide to Creating Your First Android Apps 4th Edition Corinne Hoisington Chapter 1-12
Chapter 1: Voila! Meet the Android
TABLE OF CONTENTS
Developer FAQs .................................................................................................................................1
Beyond the Book................................................................................................................................2
Case Programming Projects ................................................................................................................3
DEVELOPER FAQS
1. What is the dessert name that starts with an “N” to identify an Android version? (1.4)
Answer: Nougat
2. What isthe one-time cost for a developer’s account at Google Play? (1.5)
Answer: $25
3. When you post an Android app at Google Play, what percentage of the app price does the developer
keep? (1.5)
Answer: 85%
4. isthe web address of Google Play. (1.5)
Answer: play.google.com
5. What share of the world’s smartphone market isrepresented by Android? (1.1)
Answer: 72%
6. Java is the most popular coding language used to create Android apps. What other language is also used?
(1.4)
Answer: Kotlin
2
7. In which subfolder isthe activity_main.xml file stored? (1.7)
Answer: layout
8. Name three widgetsin the Palette mentioned in this chapter. (1.8, 1.9)
Answer: TextView, Button, Checkbox
9. What isthe name of the widget that was used in the Hello Android World app? (1.8, 1.9)
Answer: TextView
10. Which two key combinations can you pressto run an Android app in Android Studio? (1.9)
Answer: In Windows, Shift+F10; on a Mac, Command+Shift+F11
11. Which Android version is Kit Kat? (1.4)
Answer: 4.4
12. Using the alphabetical theme for Android version names, name three possible future names for the next
versions of Android device operating systems. (1.4)
Answer: Using the theme of desserts, any three dessert names after Tiramisu alphabetically
13. Which two attributes were changed in the Hello Android World app? (1.9)
Answer: text and id
14. What does SDK stand for? (1.4)
Answer: Software Development Kit
15. What does XML stand for? (1.4)
Answer: Extensible Markup Language
BEYOND THE BOOK
Search the web for answersto the following questionsto further your Android knowledge.
3
1. Research a particular model of a popular Android smartphone or tablet device and write a paragraph on
its features, specifications, price, and manufacturer.
Answer: Answers will vary.
2. Name five Android mobile device features not mentioned in Chapter 1.
Answer: Answers will vary.
3. Research and provide three advantagesthat a Windows 11 user has with Android smartphones and apps.
Write and explain the advantagesin full sentences.
Answer: Answers will vary.
4. Go to the Google Play website and take a screenshot of each of the following app categories: education,
gaming, mapping, travel, and personal hobby. Place the screenshots in a word-processing document and
label each one to identify them.
Answer: Answers will vary.
5. Create a timeline of the Android product from the past to present day.
Answer: Answers will vary.

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