Q&A Hero

Q: Android uses a collection of ________, which are named groups of related, predefined classes.

Q: Immersive mode enables you to: a. Create apps that detect whether the user is running, walking or climbing stairs. b. Create SMS (Short Message Service) or MMS (Multimedia Messaging Service) apps using the new SMS provider and APIs. c. Record video of your app in action to create tutorials and marketing materials. d. Hide the status bar at the top of the screen and the menu buttons at the bottom, allowing your apps to fill more of the screen.

Q: The explore-by-touch mode is associated with which API? a. Face Detection b. Bluetooth Health Devices c. Accessibility d. Social

Q: Which of the following statements is(are) false? a. Fragments describe portions of an app's user interface and can be combined into one screen or used across multiple screens. b. The Action Bar at the top of the screen provides users with options for interacting with apps. c. The primary reason for using multicore processor architectures is to increase the amount of memory available to apps. d. (a) and (c) are false.

Q: ________ is a short-range wireless connectivity standard intended for communication between two devices within a few centimeters. It can be used for payments, exchanging data such as contacts and pictures, pairing devices and accessories and more. a. Wifi b. Near-field communication (NFC) c. Bluetooth d. TCP/IP

Q: ________ computing allows you to use software and data stored on remote computers (or servers) via the Internet and available on demand, rather than having it stored on your desktop, notebook computer or mobile device.

Q: With web services, you can create ________, which enable you to rapidly develop apps by quickly combining complementary web services, often from different organizations and possibly other forms of information feeds.

Q: Which gesture is used to flip item-by-item through a series, such as photos, and automatically stop at the next item? a. drag. b. double touch. c. pinch zoom. d. swipe.

Q: (True/False) In addition to directly programming portions of your apps, you can also use the Eclipse and Android Studio IDEs to conveniently drag and drop predefined objects such as buttons and textboxes into place on your screen, and label and resize them.

Q: GUI programming in Java is ________ drivenapps respond to various user-initiated actions such as screen touches. a. touch b. action c. event d. object

Q: (True/False) Unlike Apple's iOS, which is available only on Apple devices, Android is available on devices from dozens of original equipment manufacturers (OEMs) and through numerous telecommunications carriers worldwide.

Q: Which of the following allows you to share apps and source code and contribute to others' open-source projects? a. SourceForge b. Stack Overflow c. GitHub d. (a) and (b) e. (a) and (c)

Q: Which of the following statements is false? a. One benefit of developing Android apps is the openness of the platform. b. The Android operating system is proprietary and free. c. You can view Android's source code and see how its features are implemented. d. None of the above is false.

Q: (True/False) The preferred Andoid integrated development environment of the future is Eclipse.

Q: Andoid applications are typically programmed in ________.

Q: A new class of objects can be created quickly and conveniently by ________; the new class absorbs the characteristics of an existing one, possibly customizing them and adding unique characteristics of its own.