MId_Term_Prep_From_Book

Question 1

The ___________ IDE allows you to create, run and debug Android apps.

Answer 1

Android Development tools

Question 2

Multi-touch screens allow you to control your Android device with _________________ involving one touch or multiple simultaneous touches.

Answer 2

gestures

Question 3

The __________ included in the Android SDK, allows you to run Andorid apps in a simulated environment within Windows, Mac OS X, or Linux.

Answer 3

Android Emulator

Question 4

Android uses a collection of _____________, which are named groups of related, pre-defined classes.

Answer 4

mashups

Question 5

Almost any noun can be reasonably represented as a software object in terms of ________________ and behaviours.

Answer 5

Attributes

Question 6

A program unit called a(n) ________ houses the methods that perform its tasks.

Answer 6

class

Question 7

You send messages to an object. Each message is a(n) ________________ that tells a method of the object to perform its task.

Answer 7

method call

Question 8

Layout files are considered app resource and are stored in the projects _________ folder. GUI layouts are placed within that folders layout subfolder.

Answer 8

res

Question 9

When designing an Android GUI, you typically want it to be _____________ so that it displays properly on various devices.

Answer 9

scalable

Question 10

You can easily _________ your app by creating additional XML resource files for string resources in other languages.

Answer 10

localize

Question 11

The two measurements units for density independent pixels are ___________ and __________.

Answer 11

dp and dip

Question 12

___________ enables the use to hear TalkBack speak what’s on the screen where the user touches.

Answer 12

Explore by Touch

Question 13

Android uses a special folder-naming scheme to automatically choose the correct localized resources - for example, the folder ______ would contain a strings.xml file for Spanish and the _________folder would contain one for French.

Answer 13

values-es, values-ft

Question 14

To access the app’s assets folder’s contents, a method should get the app’s AssetManager by calling method _________ (inherited indirectly from class Context Wrapper)

Answer 14

getAssets

Question 15

Files in the assets folders are accessed via a(n) _________ package android.content.res, which can provide a list of all of the file names in a specified subfolder of assets an can be used to access each asset.

Answer 15

AssetManager

Question 16

A(n) _______________ animation moves a View within its parent.

Answer 16

translate

Question 17

By default, animations in an animation set are applied in parallel, but you can use the _____________
attribute to specify the number of milliseconds into the future at which an animation will begin.. This can be used to sequence the animation in a set.

Answer 17

android:startOffset

Question 18

A(n) ______________ –often called a text box or text field in other GUI technologies is a subclass of TextView that can display text and accept text input from the user.

Answer 18

EditText

Question 19

Use a(n) _________ to arrange GUI components into cells in a rectangular grid.

Answer 19

GridLayout

Question 20

Android Studio’s ________ window shows the nested structure of the GUI.

Answer 20

Outline

Question 21

Class __________ of a package andorid.os represents an app’s state information.

Answer 21

Bundle

Question 22

You implement interface ____________ of package android.text to respond to events when the user interacts with an EditText component.

Answer 22

TextWatcher

Question 23

Before Android 3.0, a separate _____________ was typically associated with each screen of the app.

Answer 23

Activity

Question 24

The method ___________ is called by the system when an Activity is starting that is, when its GUI is about to be displayed so that the user can interact with the Activity.

Answer 24

OnCreate

Question 25

As you build your app’s GUI and add resources to your app, the IDE generates a class named _____________- that contains nested static classes representing each type of resources in your project’s res folder.

Answer 25

R

Question 26

Class _____________ contains constants for any drawable items, such as images, that you put in drawable folder in your app’s res folder.

Answer 26

R.drawable

Question 27

Class _____________ contains constants for each String in the strings.xml file.

Answer 27

R.string

Question 28

Once the layout if inflated, you can get references to the individual widgets using activity’s ___________ method. This method takes an int constant for a specific view.

Answer 28

findViewByID