Mobile Application Design and Development 2

If you've developed your application for Android 2.3.x (API level 10) or lower, the contents of your options menu appear at the bottom of the screen when the user presses the menu button.

• True
• False

Android is an open source software.

• True
• False

Screen Density is the total number of physical pixels on a screen.

• True
• False

In developing Android application one must visit this site that give more update detail about Android.

• developer.android.com
• developer.google.com
• google.api.com
• google.android.com

Screen density is usually referred to as ppi (pixels per inch)

• True
• False

A Layout that arranges its children in a single column or a single row

• GridLayout
• TableLayout
• RelativeLayout
• LinearLayout

Action bar provides a dedicated space for giving your app an identity and indicating the user's location in the app.

• True
• False

You should always use dp units when defining your application's UI.

• True
• False

In case you need to perform certain actions when the dialog goes away, you can implement the offDismiss() method in your DialogFragment.

• True
• False

If you create some static value for a given items it is better to put it on xml file that must be under in what folder.

• res
• gen
• string
• values

To open the database.

• getWritableDatabase()
• start()
• create()
• open()

To open links clicked by the user, simply provide a WebViewClient for your WebView, using openWebViewClient().

• True
• False

“Donut” is what version of Android?

• 1.6 Core Libraries 7.x 4.4.x Dalvik Virtual Machine

The latest android Lolllipop API.

• API Level 23
• API Level 18
• API Level 24
• API Level 21

In what particular element does the value from a given list must be declared?

• xml
• element
• item
• list

Roman opens Instagram application and starts posting pictures, but before he opens it, the app is already running in the background.

• True
• False

General densities of an actual screen size of an android device can be small, normal, large and xlarge.

• True
• False

It offers actions that affect a specific item or context frame in the UI.

• contextual menu

Which of the following android attribute you'll use (set to true) if you want only one cycle of your frame animation.

• lastshot
• stoshot
• oneshot
• endshot

InterfaceEvaluator is an interface that allows you to create your own evaluator.

• True
• False

Most alerts don't need titles.

• True
• False

On what specific project's directory should the XML fileshave located?

• res/menu

Checkbox options allow users to one option from a set.

• True
• False

Write True if statement is true otherwise False Most alerts don't need titles.

• True
• False

What runs in the background and doesn't have any UI components?

• Services
• Content Providers
• Applications
• Intents

A context menu is a floating menu that appears when the user performs a long-click on an element.

• True
• False

You cannot specify whether or not to have an animation repeat when it reaches the end of a duration and how many times to repeat the animation.

• True
• False

The value of the element android:duration in frame animation are in?

• Nanoseconds
• Microseconds
• Milliseconds
• Seconds

Method called to start another activity, passing it an Intent that describes the activity you want to start.

• setAdapter()
• putExtra()
• startActivity()
• loadActivity()

An application project is the main type of project.

• True
• False

To get the records from a given table.

• get()
• choose()
• query()
• fetch()

Audio Focus is cooperative in nature.

• True
• False

Typically corresponds to one UI screen

• Activity
• Page
• Forms
• Service

An object that is used in starting an activity

• Toast
• Bundle
• onClickListener
• Intent

Refer to this. Given the following URI "content://feu.eastasia.android/mobile3/13"

When the user uninstalls your application, these files are archived.

• True
• False

A library that is responsible for browser support.

• PacketVideo's
• ToolKit
• None of the given
• WebKit

In a contextual action mode, a menu appears as a floating list of menu items when the user performs a long-click on a view that declares support for a context menu.

• True
• False

Given a Button control with an id value of @+id/btn. Which of the following is the correct way of referencing the given button.

• findViewById(R.id.btn)
• findViewById(id.btn)
• findById(R.id.btn)

Web View includes any features of a fully developed web browser, such as navigation controls or an address bar.

• True
• False

This parameter tells you how the audio focus has changed

• focusChange Wake Lock Permission MediaPlayer Internet Permission Wake lock

Screen size is measured using the screen's height and width.

• True
• False

Database memory stores application data in databases, files, or preferences, in internal or removable storage.

• True
• False

Which is not true about Google android API?

• provides libraries
• hard to implement
• provides documents
• provides integration

The Android multimedia framework includes support for playing variety of common media types, so that you can easily integrate audio, video and images into your applications.

• True
• False

The XML file that contains all the text that your application uses.

• string.java
• text.xml
• stack.xml
• strings.xml

An on/off button with a light indicator.

• TOGGLE BUTTON

From the following APIs used for animation which of the following is best suited for sprite images.

• Property
• Drawable
• Canvas
• View

External storage stores private data on the device memory.

• True
• False

To add a WebView to your Application, simply include this element in your activity layout.

• Android Application WebView Viewport Screen Density Web Browser

SimpleCursorAdapter is one of the two most common adapters.

• True
• False

The state called "Paused" is when the activity is partially obscured by another activity-the other activity that is in the foreground is semi-transparent or does not cover the entire screen.

• True
• False

You can specify an action button by setting android: action attribute.

• True
• False

Exporting SDK file needs to be compiled, run and test first.

• True
• False

Android applications run in their own processes.

• True
• False

Folders act as containers for storing things such as code and resource files.

• True
• False

A drop-down list that allows users to select one value from a set.

• SPINNER

To create a single-choice list, use the setItems() method:

• True
• False

Two animation systems provided by Android framework.

• Property Animation View Animation

SDK Platform includes an android.jar file.

• True
• False

DialogFragment is used to host time or date picker.

• True
• False

The dismissive action of a dialog is always on the left.

• True
• False

By default, the custom layout does not fill the dialog window

• True
• False

Which is the correct way to create and display a Toast?

• Toast t
• new Toast("Hello");
• Toast.makeText(this, "Hello", Toast.LENGTH_SHORT);
• Toast.create(this, "Correct Answer", Toast.LENGTH_LONG).display();
• Toast.makeText(this, "Hello", Toast.LENGTH_SHORT).show();

Jof opens Twitter application and posts several tweets, and presses the back button.

• finish()

Is a floating menu that appears when the user performs a long-click on an element.

• context menu
• list menu
• option menu
• dialogs

The Android SDK was first issued as an "early look" release in November 2007.

• True
• False

It consists of text or an icon that communicates what action occurs when the user touches it.

• BUTTON

A button should contain either text or an icon.

• True
• False

Property animation was introduced in Android 4.0.

• True
• False

These errors will occur during execution of the program.

• Syntax
• Logic
• Run-time
• User

Full viewport width is also known as full-screen mode

• True
• False

There are two ways to provide contextual actions.

• True
• False

WebKit library is responsible for the platform's browser support.

• True
• False

This element in a given xml can holds values which is a type of string.

• collections
• list
• string-array
• enum string

It is recommended to use hard coded pixel values in your application code for screen independence.

• True
• False

Which among these are NOT a part of Android's native libraries?

• OpenGL
• Webkit
• SQLite
• Dalvik

Yolanda opens Minion Rush application and starts playing, then suddenly his sister called. After they finished talking, he resumed playing.

• True
• False

400ms is the default duration length of an animation.

• True
• False

Android Support is an offline copy of the latest documentation for the Android platform APIs.

• True
• False

A virtual pixel unit that you should use when defining UI layout.

• Density-independent pixel

shouldOverrideUrlLoading() checks whether the URL host matches a specific domain.

• True
• False

ArrayAdapter creates a view for each array item by calling toString() on each item and placing the contents in a TextView.

• True
• False

SDK Platform-tools are always compatible with older platforms.

• True
• False

To ensure that the CPU continues running while your MediaPlayer is playing, call the setWakeMode() method when initializing your MediaPlayer.

• True
• False

CERT.RSA file includes the certificate of the application.

• True
• False

One of the most important components of the media framework is the MediaRes class

• True
• False

Resumed is an activity that is in the foreground, has focus and still visible.

• True
• False

A dialog for users to select a single value for a set by using up/down buttons or via a swipe gesture

• PICKERS

When optimizing your site for mobile devices, you should usually set the width to "device-width" so the size fits exactly on all devices, then use CSS media queries to flexibly adapt layouts to suit different screen sizes.

• True
• False

fill_parent tells your view to size itself to the dimensions required by its content

• True
• False

Property animation is more flexible and offers more features than view animation.

• True
• False

You can specify an action button by setting android:action attribute.

• True
• False

How you get access to a TextView, named tView, in your XML file?

• TextView t = findViewById(R.id.tView);
• TextView t = (TextView) getViewById(tView);
• TextView t = getViewById(tView);
• TextView t = (TextView) findViewById(R.id.tView);

Android is a software platform and OS for mobile devices.

• True
• False

A dialog that can show a title, up to three buttons, a list of selectable items, or a custom layout.

Google owns Android originally.

• True
• False

Input controls are interactive components in your app's user interface.

• True
• False

Google Play Billing allows you to perform license verification.

• True
• False

This animation system is a robust framework that allows you to animate almost anything.

• Canvas
• Property
• Drawable
• View

Instantiate layout elements at runtime is one of the two ways to declare a layout.

• True
• False

Android provides a variety of powerful APIs for applying animation to UI elements and drawing custom 2D and 3D graphics.

• True
• False

Integrating your camera to your application need some declaration in _______.

• android manifest file
• gen files
• layout xml file
• drawable xml file

A container class is a container for constants that define names for URIs, tables, and columns.

• True
• False

A time interpolator defines how specific values in an animation are calculated as a function of time.

• True
• False

An optional component that exposes read/write access to your application data, subject to whatever restrictions you want to impose.

• IS A CONTENT PROVIDER

Android is licensed under which open source licensing license?

• Apache/MIT
• OSS
• Gnu's GPL
• Sourceforge

What is the file format used to distribute and install application software onto Google’s Android operating system?

• Android Application Package (APK) Library Projects Res Directory Android Projects Test Projects

An image type that is most chosen or preferred.

• GIG
• PNG
• BMP
• JPG

APK files are compressed package based on the _____ file format

• none of these
• tar
• rar
• zip

Content area introduces the content of your dialog.

• True
• False

The value for Toast.LENGTH_SHORT

• 1
• 0
• 100
• 1000

You should always override the onStop() method to make sure you are releasing the MediaPlayer:

• True
• False

Android supports all kinds of wireless communications.

• True
• False

To create alternative bitmap drawables for different densities, you should follow the 3:5:6:9 scaling ratio between the four generalized densities.

• True
• False

You want to passed a single value from camera activity to another. What method is appropriate to use.

• putExtra()
• getIntents()
• putIntents()
• getExtra()

Spinner is a drop-down list that allows users to select one value from a set.

• True
• False

SQLite databases store structured data in a private database.

• True
• False

android:id is the specific project’s directory should the XML files have located.

• True
• False

The lastest Android API version name is Lollipop.

• True
• False

Two types of permissions that you should declare in the manifest to allow use of related multimedia features.

• Internet Permission Wake Lock Permission focusChange Wake lock MediaPlayer

AutoComplete is a subclass of EdiText that provides suggestions to users as they type.

• True
• False

Tech-giant Google owns Android.

• True
• False

Android allows writing managed code in the Java Language.

• True
• False

allows you to categorize menu items so they share properties such as active state and visibility.

• True
• False

To add record on a given table.

• add()
• put()
• insert()
• set()

ANR stands for Application Not Reacting.

• True
• False

Is an independent open source relational database that is available on android devices.

• Access
• SQLite
• MSSQL
• MySQL

These are the interactive components in your app's user interface.

• Activities
• Output Controls
• Forms
• Input controls

What are the two components of Android Runtime? (NOTE: Answers must be arranged accordingly)

• Core Libraries Dalvik Virtual Machine 1.6 7.x 4.4.x

In what directory or folder would you put your menu xml file.

• res/options
• res/layout
• res/values
• res/menu

View Animation involves displaying drawable resources one after another.

• True
• False

Actions in a popup menu should directly affect the corresponding content.

• True
• False

What operating system is used as the base of the Android stack?

• Windows
• Java
• Linux
• XML

Android divides the range of actual screen sizes and densities into general sizes and general densities.

• True
• False

Drawable animation is the older system and can only be used for views.

• True
• False

To see the details of the notification, the user opens the notification area.

• True
• False

JavaScript is disabled in a WebView by default

• True
• False

This menu is the primary collection of menu items for an activity.

• context menu
• dialogs
• pop-up menu
• option menu

Text fields also accept other input type such as number, password or email address.

• True
• False

Store private primitive data in key-value pairs.

• shared preferences

Or plus sign means that this is a new resource name that must be created and added to our resources.

• True
• False

The folder from frame animation where the file of animation defined in xml is located.

• drawable
• xml
• anim
• res

Which of the following is not an option to reference your controls?

• get the reference
• import view controls
• use casting
• set text

ArrayAdapter is a resource ID that's unique to the item, which allows the application can recognize the item when the user selects it.

• True
• False

SDK tools contain platform-dependent tools for the application development.

• True
• False

One of the following is not an android core applications.

• SMS Program
• Browser
• Facial Recognition
• Map

You want to create an image that will rotate without moving to its original position. What attributes you're going to set.

• duration
• startOffset
• fromX and Y Scale
• pivotX and pivotY

To close the database

• dismiss()
• close()
• exit()
• finish()

The Dalvik executable format.

• .apk
• .exe
• .xml
• .dex

What do you know about string?

• A data type
• an object
• a class
• uses '�'

Navigation bar is a common user interface component in many types of applications.

• True
• False

When you create a new MediaPlayer, it is in the Idle state.

• True
• False

Android provides full support for SQLite databases.

• True
• False

It's easier to visualize the menu structure in XML.

• True
• False

The primary collection of menu items for an activity.

• options menu

A way to signal to the system that your application is using some feature that should stay available even if the phone is idle.

• Wake lock focusChange MediaPlayer Wake Lock Permission Internet Permission

“Kitkat” is what version of Android?

• 4.4.x , 7.x , Core Libraries , 1.6 , Dalvik Virtual Machine

This attribute is used in xml for most of the controls that needs some actions.

• onPress()
• OnSelect()
• OnClick()

What are the three types of project in developing an Android application? (NOTE: Answers must be arranged alphabetically)

• Android Projects Library Projects Test Projects Android Application Package (APK) Res Directory

The Animator class provides the basic structure for creating animations.

• True
• False

The return value for a given view control with onClick() event in xml layout.

• int
• void
• float
• View

Text fields can only accept single line input from the user.

• True
• False

"Nutella" is the latest Android version of the OS.

• True
• False

A small window that prompts the user to make a decision or enter additional information.

• dialog

Use this scaling ratio to create alternative bitmap drawables.

• 3:4:6:8

Displays text to the user and optionally allows them to edit it.

• EditText
• Button
• TextView
• ImageView

Is a view group that aligns all children in a single direction, vertically or horizontally.

• TableLayout
• RelativeLayout
• GridLayout
• LinearLayout

Library Projects are built into applications that run on a device.

• True
• False

Audio Focus is notcooperative in nature.

• True
• False

Although most people's first thought when they think of Android is Google, Android is not actually owned by Google. Who owns the Android platform?

• Dalvik
• Open Handset Alliance
• Oracle Technology
• Apple

You can shut down an activity by calling its ___________ method.

• endegg
• finishegg
• exitegg
• destroyegg

What was the first phone released that ran the Android OS?

• Motorola Droid
• T-Mobile G1
• HTC Hero
• Google gPhone

Two major factors that you should account for when targeting your web pages for Android Devices (NOTE: Answers must be arranged alphabetically)

• Viewport Android Application Screen Density Web Browser WebView

Documentation is a static library you can include in your app sources in order to use powerful APIs that aren't available in the standard platform.

• True
• False

Radio buttons allow users to select multiple items.

• True
• False

You took some picture and you want it to share using your application. What intents you will modify to share your picture.

• extra intent
• implicit intents
• external intents
• explicit intents

The orientation may be in landscape or portrait, meaning that the screen's aspect ratio is either wide or tall, respectively.

• True
• False

This type of action continues progress toward the user goal that triggered the dialog.

• Affirmative actions

This class is the primary API for playing sound and video

• MediaPlayer Internet Permission Wake lock focusChange Wake Lock Permission

Store data on the web with your own network server.

• Network Connection

It informs the user about a situation that requires their confirmation or acknowledgement before proceeding.

• alerts

Users should always be in control of notifications.

• True
• False

Which of these are not one of the three main components of the APK?

• Native Libraries
• Dalvik Executable
• Resources
• Webkit

A virtual mobile device that runs on your computer that is included under your android SDK.

• APK
• Android Emulator
• Eclipse
• ADT

Interface definition for a callback to be invoked when a view is clicked.

• View.setOnClickListener
• ClickListener
• View.onClickListener
• View.Listener

The application project is the main type of project.

• True
• False

Which of the following is not part of view animation.

• rotate
• alpha
• resize
• spin

Napoles opens FatBooth application and starts taking pictures of herself and accidentally pressed the home button.

• True
• False

By default, files saved to the external storage are private to your application and other applications cannot access them

• True
• False

res/menu is a resource ID that's unique to the item, which allows the application can recognize the item when the user selects it.

• True
• False

As an Android Developer which of the following is a good practice of coding.

• manually type everything
• Do not use indention
• don't provide comments
• use auto-complete

This APIs make it easy for you to build location-aware applications, without needing to focus on the details of the underlying location technology.

• Location
• Waze
• Earth
• Maps

You still can use AbsoluteLayout for screen independence.

• True
• False

The screen density is the area in which your web page is drawn.

• True
• False

An Activity is an application component that provides a screen with which users can interact in order to do something, such as dial the phone, take a photo, send an email, or view a map..

• True
• False

It defines the visual structure for a user interface.

• LAYOUT

AlertDialog provides all the controls you need to create your dialog and manage its appearance, instead of calling methods on the Dialog object.

• True
• False

To bind a new interface between your JavaScript and Android code, call addJavascriptInterface() method.

• True
• False

Drawable animation allows you to load resources and display them one frame after another.

• True
• False

When your WebView overrides URL loading, it automatically accumulates a history of visited web pages

• True
• False

“Nougat” is what version of Android?

• 7.x Core Libraries 4.4.x 1.6 Dalvik Virtual Machine

The Android logging system that provides a mechanism for collecting and viewing system debug output.

• logdog
• logcat
• loggers
• lagcat

Store private data on the device memory.

What is ns stands for from .

• new system
• non static
• nospace
• namespace

android:OnClick attribute defines the click even handler for a checkbox or radio button.

• True
• False

What attribute you want to call if you want to check if the item from the list is the one you have selected.

• none of these
• id
• name
• class

Google Play Billing provides the static libraries and samples that allow you to integrate billing services in your app with Google Play.

• True
• False

You were asked to create a tween animation of your image in what directory you'll put your xml file.

• res/animation
• res/layout
• res/drawable
• res/anim

A window feature that identifies the user location, and provides user actions and navigation modes.

• action bar

The birthdate of Android was on November 5, 2007

• True
• False

The size of images/icons that is stored in drawable-hdpi folder is:

• 72x72
• 48x48
• 96x96
• 36x36

The Android SDK includes a sqlite3 database tool that allows you to browse table contents, run SQL commands, and perform other useful functions on SQLite databases.

• True
• False

The SharedPreferences class provides a general framework that allows you to save and retrieve persistent key-value pairs of primitive data types.

• True
• False

Every Android-compatible device supports a shared "external storage" that you can use to save files.

• True
• False

AnimatorSet provides a mechanism to group animations together so that they run in relation to one another.

• True
• False

A running service holds a higher level of importance within the system-the system will almost never kill the service

• True
• False

The main timing engine for property animation that also computes the values for the property to be animated.

• ValueAnimator 300ms View Animation Property Animation Evaluators

It displays a list of items in a vertical list that is anchored to the view that invoked the menu

• popup menu

This element must be the root node for the file and can hold one more and elements.

• <menu>
• <string>
• <xml>
• <list>

This class is used to store a set of values that the ContentResolver can process.

• ContentValues
• File
• Values
• none of these

It provides simple feedback about an operation in a small popup.

• Toast
• Message
• Dialog
• Menu

In order to turn your service into a foreground service, you must create a Notification for the status bar and call startForeground() from the Service.

• True
• False

The property animation system is a robust framework that allows you to animate almost anything.

• True
• False

2.2 is the latest version of the Android Studio.

• True
• False

In LinearLayout you can specify the layout direction with the ________ attribute.

• android:orientation
• android:rotation
• android:direction
• android:position

The AnimationDrawable class is the basis for Drawable animations.

• True
• False

Which of the following is not required in developing android applications

A dropdown list that allows users to select one value from a set.

All applications in the Android platform are written using Java.

• True
• False

A dialog fills the screen and is normally used for modal events that does not require users to take an action before they can proceed.

• True
• False

To update a record from a given table.

• edit()
• ALTER
• update()
• add()

You want to test your application that has web integration and you need to test it in your AVD what address your going to use to locate your web server.

• 192.168.56.1
• 192.168.0.1
• 10.0.2.2
• 10.0.0.2

One of the advantages of Android is the ability for anyone to customize the Google Android program.

• True
• False

Your application achieves density dependence when it preserves the physical size of user interface elements.

• True
• False

Test Projects contain shareable Android source code and resources.

• True
• False

It enables application to display customer alerts in the status bar.

• Context Menu
• Dialog
• Modal
• Notification Manager

This method is used to display the toast on your screen.

• display()
• start()
• makeText()
• show()

Aspect ratio of a screen is defined as long or not long.

• True
• False

Which of the statement is used to monitor the value of a given variable in the Logcat?

• none of the given
• Break.D
• Log.d
• Pause.d

The state called "Resumed" is when the activity is in the foreground and the user can interact with it.

• True
• False

These are three different action buttons you can add (NOTE: Answers must be arranged alphabetically, no spacing and seperate answers with ;)

An Android EditText control?

• cannot be reference
• not editable
• are static
• is a view

ANR stands for Application Not Running.

• True
• False

wrap_content tells your view to become as big as its parent view group will allow.

• True
• False

A ________ manages access to a central repository of data.

• collection
• intent
• content provider
• activity

It is the gateway to android platform.

• DVM
• Java
• eclipse
• xml

They offers a variety of services that help you build new revenue streams, manage app distribution, track app usage, and enhance your app with features such as maps, sign-in, and cloud messaging.

• Apple
• Windows
• OHA
• Google

A button should contain both text and an icon.

• True
• False

OHA stands for Open Handheld Alliance.

• True
• False

The directory that contains the resource file.

• Res Directory Library Projects Android Projects Test Projects Android Application Package (APK)

Android Beta was released on November 5, 2012

• True
• False

The viewport is the rectangular area that provides a drawable region for your web page.

• True
• False

Two types of screen orientation. (NOTE: Answers must be arranged alphabetically, no spacing and separated by a semicolon/;)

This control provide a quick way to select one value from a set.

• Toggle Buttons
• Dropdown list
• Spinners
• Pickers

It tell the property animation system how to calculate values for a given property.

• Evaluators 300ms Property Animation ValueAnimator View Animation

You can execute SQLite queries using this method.

• SQLITEDATABASEQUERY()

This API provides a familiar and consistent user experience to present user actions and other options in your activities.

• views
• activities
• menu
• layouts

Which of the following is best suited if you have application that set the configuration enabled or disabled.

• Buttons
• Toggle Buttons
• Radio Buttons
• Check Boxes

Android SDK provides all the API libraries and developer tools.

• True
• False

Text fields only accept single line input.

• True
• False

Resolution is the total number of physical pixels on a screen.

• True
• False

An on/off switch that can be toggled by the user.

• TOGGLE SWITCH

This animation system performs tweened animation on Views.

• Property
• Canvas
• Drawable
• View