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Chapter 1: Voilà! Meeting the Android
TRUE/FALSE
1. A smartphone is a typical name for a mobile device that can perform multiple functions in addition to
acting as a phone.
ANS: T
PTS: 1
REF: 2
2. Mobile applications are also called “mobs.”
ANS: F
PTS: 1
REF: 2
3. There are less than 10,000 Android apps available today.
ANS: F
PTS: 1
REF: 3
4. Because Android is open-source, phone manufacturers do not have to pay to use it on their phones.
ANS: T
PTS: 1
REF: 3
5. Android does not support tethering.
ANS: F
PTS: 1
REF: 6
6. The naming system for the different Android versions is based on dessert names.
ANS: T
PTS: 1
REF: 7
7. If you charge for an app you create, the split of profits between you and the wireless carrier is 50/50.
ANS: F
PTS: 1
REF: 8
8. When creating an Android app, it is required to create an object that subclasses the Activity class.
ANS: F
PTS: 1
REF: 9
9. The user interface of an Android app can be specified via Java code or XML files.
ANS: T
PTS: 1
REF: 13
10. Even when an emulator is idling, it consumes a significant amount of CPU time.
ANS: T
PTS: 1
REF: 20-21
MULTIPLE CHOICE
1. ____ is the first open-source technology platform for mobile devices.
a. Apple iOS
c. Google Android
b. Blackberry OS
d. Microsoft Phone 7
ANS: C
PTS: 1
REF: 3
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2. The ____ is an open-source business alliance of 80 firms that develop standards for mobile devices.
a. Association of Wireless Computers
c. Open Handset Alliance
b. Cordless Union
d. Mobile Computing Consortium
ANS: C
PTS: 1
REF: 3
3. A program that duplicates the look and feel of a particular device is called a(n) ____.
a. application
c. operating system
b. emulator
d. smartphone
ANS: B
PTS: 1
REF: 5
4. ____ is not a feature supported by the Android platform.
a. Flash support
c. Onscreen keyboard
b. IP routing
d. Power management
ANS: B
PTS: 1
5. Android apps are written in ____.
a. C++
b. Fortran
ANS: C
PTS: 1
REF: 6
c. Java
d. Python
REF: 6
6. ____ is the most popular tool for writing Java programs, and has an SDK for developing Android
programs.
a. Eclipse
c. NetBeans
b. Emacs
d. Visual Studio
ANS: A
PTS: 1
REF: 6-7
7. The first Android version, release 1.0, was introduced in ____.
a. 2003
c. 2008
b. 2005
d. 2009
ANS: C
PTS: 1
REF: 7
8. The Eclipse plug-in to develop Android apps is called the Android ____.
a. Code Bundle
c. Maintenance Package
b. Development Tools
d. Starter Kit
ANS: B
PTS: 1
REF: 7
9. The emulator mimics almost every feature of a real Android except for the ability to ____.
a. load programs
c. play video games
b. place a phone call
d. use the Internet
ANS: B
PTS: 1
REF: 7
10. The latest version of the Android platform is named ____.
a. Cupcake
c. Honeycomb
b. Froyo
d. Ice Cream Sandwich
ANS: D
PTS: 1
REF: 7
11. SDK stands for ____.
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a. Special Description Kit
b. Software Development Kit
ANS: B
PTS: 1
c. Standard Domain Knowledge
d. Support Development Knowledge
REF: 7
12. The one-time registration fee to use the Android Market is ____.
a. $1.39
c. $25
b. $1.99
d. $99
ANS: C
PTS: 1
REF: 8
13. Apps written for Android are sold and deployed through an online store call the Android ____.
a. Factory
c. Hub
b. Market
d. Mall
ANS: B
PTS: 1
REF: 8
14. The ____ is the human-readable title for your application.
a. application name
c. external name
b. class title
d. program namespace
ANS: A
PTS: 1
REF: 9
15. The ____ defines the namespace where your code resides in Java.
a. application address
c. package name
b. file extension
d. program name
ANS: C
PTS: 1
REF: 9
16. The key to successful usage of an app is a(n) ____ interface.
a. colorful
c. simple
b. intuitive
d. sophisticated
ANS: B
PTS: 1
REF: 13
17. The ____ refers to how a user feels when using a particular device.
a. look and feel
c. perception
b. manipulative outcome
d. user experience
ANS: D
PTS: 1
REF: 13
18. Files that are automatically generated are placed in the ____ folder.
a. assets
c. gen
b. bin
d. res
ANS: C
PTS: 1
REF: 14
19. The ____ folder is where resources such as images and music are kept.
a. assets
c. res
b. gen
d. src
ANS: C
PTS: 1
REF: 14
20. The ____ in Eclipse is the window that contains the application folders for a project.
a. Development Window
c. Package Explorer
b. Overview Pane
d. Window Editor
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ANS: C
PTS: 1
REF: 14
21. A(n) ____ is a container that can hold as many objects as needed.
a. emulator
c. switch
b. layout
d. workspace
ANS: B
PTS: 1
REF: 15
22. When you create a new Android project, the default object placed into the emulator window is a ____.
a. Button
c. TextView control
b. CheckBox control
d. Volume control
ANS: C
PTS: 1
REF: 16
23. A(n) ____ is a single element such as a TextView, Button, or CheckBox control.
a. app
c. modality
b. layout
d. widget
ANS: D
PTS: 1
REF: 15
24. The Android ____ editor displays form widgets that you place on the user interface using the
drag-and-drop method.
a. Drag-and-Drop
c. User Interface Layout
b. Object Layout
d. Widget Control
ANS: C
PTS: 1
REF: 17
25. When using a Windows system, you need to download a(n) ____ to deploy an app to an Android
device.
a. device driver
c. smartphone
b. emulator
d. template
ANS: A
PTS: 1
REF: 20
COMPLETION
1. The Android source code was released under the ____________________, meaning the source code is
freely available to download.
ANS:
Apache license
apache license
PTS: 1
REF: 2
2. There are more than ____________________ million Android phones in use worldwide today.
ANS:
50
fifty
fiftyPTS: 1
REF: 2
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3. The ____________________ feature in the Android platform allows game developers to make use of
gyroscopic, gravity, barometric, and other motion information.
ANS: optimized gaming
PTS: 1
REF: 6
4. Java is a(n) ____________________ language, which encourages good software engineering practices
such as code reuse.
ANS:
object-oriented
object oriented
PTS: 1
REF: 6
5. To confirm the ____________________ of their app, developers should test it on several versions of
Android.
ANS: stability
PTS: 1
REF: 7
6. To ____________________ touching the screen in an emulator, you can use the mouse by clicking the
screen.
ANS: simulate
PTS: 1
REF: 7
7. The URL “http://market.android.com” is the address of the ____________________.
ANS:
Android Market
android market
PTS: 1
REF: 8
8. Your app must first pass a set of ____________________ before you can publish it to the Android
Market.
ANS: minimum standards
PTS: 1
REF: 8
9. You are creating an Android app called “My Calendar” for the Web site timesavers.org. The
recommended package name for your app is _________________________.
ANS: org.timesavers.mycalendar
PTS: 1
REF: 9
10. The Web address of the Amazon appstore is _________________________.
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ANS:
http://amazon.com/appstore
amazon.com/appstore
www.amazon.com/appstore
PTS: 1
REF: 9
11. Suppose you have a USB drive called “Toledo” mounted on a Mac. The path to the USB drive is
____________________.
ANS: \Volumes\Toledo
PTS: 1
REF: 11
12. The TextView is a specific type of ____________________.
ANS:
widget
form widget
PTS: 1
REF: 15
13. To change the text displayed by a TextView control in its element XML, you change the
____________________ property.
ANS: android:text
PTS: 1
REF: 18-19
14. To execute an Android app in the emulator, you use items in the ____________________ menu.
ANS: Run
PTS: 1
REF: 21
15. To delete a project from the project workspace, the three steps to perform are: 1) right-click the project
name in the ____________________, 2) select Delete, and 3) click OK.
ANS: Package Explorer
PTS: 1
REF: 26
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