Deck 1: Voila Meeting the Android Using Android Studio

Question 1

The Android project folder that contains images, music, and video files required by the application is called media.

Answer 1

False

Question 2

Because Android is open-source, phone manufacturers do not have to pay to install or use it on their devices.

Answer 2

True

Question 3

During testing, developers usually use a physical device such as a smartphone or tablet to display the output of their app.

Answer 3

False

Question 4

 Which of the following is an open-source business partnership of 80 firms that develop standards for mobile devices?

A) Association of Wireless Computers
B) Cordless Union
C) Open Handset Alliance
D) Mobile Computing Consortium

Question 5

Which term best describes "a program that duplicates the look and feel of a particular device"?

A) mobile application
B) emulator
C) operating system
D) smartphone

Question 6

The Open Handset Alliance is led by Apple Computers, Inc.

Question 7

Programs written for the Android platform are sold and deployed by iTunes.

Question 8

Android code was released under the Apache license which means the platform is considered which of the following?

A) Proprietary
B) Virtual license
C) Open source
D) Private code

Question 9

What is the human-readable title for your application?

A) Application name
B) Class title
C) External name
D) Program namespace

Question 10

What is the fee you must pay to Google for each free app you publish on Google Play?

A) $25
B) $1.00
C) No fee
D) $1.99

Question 11

The naming system for the different Android versions is based on dessert names.

Question 12

The emulator mimics almost every feature of a real Android except for the ability to do what?

A) load programs
B) place a phone call
C) play video games
D) use the Internet

Question 13

Even when an emulator is idling, it consumes a significant amount of CPU time.

Question 14

What does SDK stands for?

A) Special Description Kit
B) Software Development Kit
C) Standard Domain Knowledge
D) Support Development Knowledge

Question 15

A smartphone is a typical name for a mobile device that can perform multiple functions in addition to acting as a phone.

Question 16

The user interface of an Android app can be specified via Java code or XML files.

Question 17

Android does not support tethering.

Question 18

Which of the following is NOT a feature supported by the Android platform?

A) Power management
B) Multiple monitors
C) Onscreen keyboard
D) Facial recognition

Question 19

Which programming language is used to write Android apps?

A) C++
B) Fortran
C) Java
D) Python

Question 20

Where are apps written for Android sold and deployed?

A) App Store
B) iTunes
C) Google Play
D) Mobile Mall

Question 21

Which term defines the namespace where your code resides in Java?

A) Application address
B) File extension
C) Package name
D) Program name

Question 22

What is the key to successful usage of an app ?

A) colorful interface
B) intuitive interface
C) simple interface
D) sophisticated interface

Question 23

What happens when you click the Run 'app' button in Android Studio?

A) The Android debugger opens
B) The Choose Device dialog box is displayed
C) The app runs in a browser window
D) The app runs on the device connected to the USB port

Question 24

Which part of Android Studio contains the key source application folders for the project?

A) Development Window
B) Overview Pane
C) Android project view
D) Android App control

Question 25

When you create a new Android project, what is the default object placed into the emulator window?

A) Default button
B) CheckBox control
C) TextView widget
D) Volume control

Question 26

Which term describes a single element such as a TextView, Button, or CheckBox control?

A) app
B) layout
C) modality
D) widget

Question 27

Which of the following is a container that can hold as many widgets as needed?

A) emulator
B) layout
C) property
D) pane

Question 28

After the Android emulator is loaded, what must you do before you can run your app in it?

A) Close Android Studio
B) Unlock the virtual device
C) Compile the app
D) Run the debugger

Question 29

Programs that run on mobile devices are typically referred to as ____________________ .

Question 30

If you want to modify the value of the default TextView control in a new Android app, what should you do?

A) Change the @strings variable
B) Edit the res file
C) Edit the strings.xml file
D) Change the file named hello_world

Question 31

The Android source code was released under the ____________________, meaning the source code is freely available to download.

Question 32

Java is a(n) ____________________ language, which encourages good software engineering practices such as code reuse.

Question 33

What folder keeps resources such as images and music?

A) assets
B) gen
C) res
D) src

Question 34

What should a beginner typically use to change the contents of the strings.xml file?

A) Emulator Editor
B) Text Viewer
C) Resource Viewer
D) Translations Editor

Question 35

The ____________________ feature in the Android platform allows a phone to be used as a hot spot that other devices can use to connect to the Internet.

Question 36

When using a Windows system, what might need to be installed to deploy an app to an Android device?

A) USB driver
B) emulator
C) smartphone
D) template

Question 37

What is the return type of a method that returns nothing?

A) double
B) int
C) null
D) void

Question 38

What string is placed in the default TextView control in a new Android app created using Android Studio?

A) "I am Android"
B) "Hello World!"
C) "Default text"
D) "TextView control"

Question 39

By default, what does @string specified in a TextView control refer to?

A) A file called strings.xml
B) A data type of string
C) A variable named string
D) The word "string" in a resource file

Question 40

Which phrase refers to how a user feels when using a particular device?

A) look and feel
B) sensory outcome
C) total perception
D) user experience

Question 41

Your app must first pass a set of minimum standards before you can ____________ it to Google Play.

Question 42

Suppose you have a USB drive called "Toledo" mounted on a Mac. The path to the USB drive is ____________________.

Question 43

The Android ____________________ lets you design, develop, prototype, and test Android applications without using a physical device.

Question 44

The _______________ Tree shows the structure of your emulator layout.

Question 45

After you write and test a program, you compile the app into an Android package file with the filename extension ____________________.

Question 46

The simplest way to update text in a control is by modifying _____________ files.

Question 47

The TextView control is a specific type of ____________________.

Question 48

You are creating an Android app called "My Calendar" for the website timesavers.org. The recommended package name for your app is _________________________.

Question 49

Android ______________ includes a live layout editing mode that previews an app's user interface across a range of devices.

Question 50

A(n) _________________ describes what an object can do.