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Mobile Application Design and Development

Software application creation process that runs on a mobile device, and a typical mobile application uses a network connection to work with a computer remotely.

ugrd-it6323a

development

algonquin

architecture

designer

mobile

android app

java mobile

mobile detailing

development langara

information technology

Which of the following is the advantage of using Android as an application development platform?

  • All of the above
  • No licensing, distribution, or development fees
  • A simple and powerful SDK
  • Excellent documentation

______ works the same way as the regular button, with which we can use an onClick attribute to attach a handler method to a click event.

  • ImageButton
  • ImageView
  • Button

Use _____ to attach a callback function to handle the check/uncheck events.

  • SetLayoutChange
  • SetOnclickListener
  • setOnCheckedChangeListener()

On the above code, a scroll bar will:

  • Be shown

On what programming application framework does Android runs on?

  • None of the Above
  • C++
  • All of the Above
  • JAVA
  • XML

The layout value “fill parent” on Line 8, 11, and 15:

  • Sets the size of the widget as equal to the size of the UI

Each _____ class embodies a different set of assumptions about how to display its children.

  • ListView
  • ViewGroup
  • Layout

What is the debug service used by the android platform?

  • None of the Above
  • Mobile Browsers
  • All of the Above
  • JAVA Runtime
  • Dalvic Debug Program

___________ 1. Frame-by-frame animations are akin to traditional cell-based cartoons where an image is chosen for each frame.

  • True
  • False

The Cursor function which returns the number of rows in the result set.

  • getPosition
  • none of the choices
  • getCount
  • getColumnNames

android:MeasureAllChildren

  • Frame Layout

Through it, one can broadcast messages system-wide or to a target activity or service, stating his intention to have an action performed.

  • ActionListener
  • None of the above
  • ButtonListener
  • OnClickListener

Layouts can not be nested, meaning, the ability to create arbitrarily complex interfaces using a combination of layout managers cannot be done.

  • True
  • False

Android offers several alternatives for saving _____, each optimized to fulfil a particular need.

  • Application Data
  • Preferences
  • Content Provider

_____ offer a simple way to provide depth, movement, or feedback to your users at a minimal resource cost.

  • Tweened Animatio
  • Stop Motion Animation
  • Basic Animation

SQLite has been implemented as a compact C library that’s included as part of the Android software stack.

  • True
  • False

_____ resources let you decouple your presentation layer by designing user-interface layouts in XML rather than constructing them in code.

  • Dimension
  • String
  • Layout
  • Animation

Which of the following standard-defining organization does Android belong?

  • All of the choices
  • Open Handset Alliance
  • Open Mobile Alliance
  • Linux Phone Standards Forums

Third-party and native Android applications are written using the same APIs and are executed on the same run time

  • True
  • False

The Button.OnClickListener interface contains the ____ method specification.

  • actionPerformed(ActionEvent e)
  • onClick(View v)
  • onEvent(Event e)
  • actionEvent(ActionEvent e)

The Spinner.OnItemSelectedListener interface contains the ____ method specification.

  • actionEvent(ActionEvent e)
  • onClick(View v)
  • onListItemClick(ListView parent, View v, int position, long id)
  • onNothingSelected(AdapterView<?> parent)

The Android documentation warns that one should never house a ListView within a ScrollView, because that defeats the performance optimizations of a ListView.

  • True
  • False

When a ScrollView has no scrollbars, it is a major problem since scrollbars act as visual cues in Android.

  • True
  • False

A cursor handles queries and wrap creating, opening, and closing the database.

  • True
  • False

_____ are designed to control the position of child controls on a screen.

  • Controls
  • Widgets
  • Layouts
  • Views

A preference that shows a group where only 1 item can be selected a time.

  • ListPreference
  • CheckboxPreference
  • PreferenceCategory
  • RingtonePreference

It is advisable to use a convenient location from which to publish static database constants, including table names, column names, and column indexes.

  • True
  • False

A ScrollView is a _____, which means that it can have only one child View.

  • Linear Layout
  • Table Layout
  • Frame Layout

Alpha animation lets you spin the selected View canvas in the XY plane.

  • True
  • False

Android supports simple text styling.

  • True
  • False

Tweened animations (which is used to display a sequence of drawable images).

  • True
  • False

_____ shows a RadioGroup where only 1 item can be selected a time

  • Applications
  • ListPreference
  • SQLiteDatabase

SQLite has a reputation of being extremely reliable and is the database system of choice for many consumer electronic devices.

  • True
  • False

To reference one resource from another, a programmer should use which of the following notation?

  • attribute=”@[applicationname:]resourceidentifier/resourcetype”
  • attribute=”@[applicationname:]resourcetype/resourceidentifier”
  • attribute=”@[packagename:]resourcetype/resourceidentifier”
  • attribute=”@[packagename:]resourceidentifier/resourcetype”

ScrollView is the same as the ListView.

  • True
  • False

For a more robust persistence layer, Android provides the _____ library.

  • SQLite database
  • Application
  • Preferences

What is the default layout manager for Android user interface?

  • AbsoluteLayout
  • FrameLayout
  • LinearLayout
  • RelativeLayout

android:orientation = “horizontal”

  • Linear Layout

When creating the output file, in order to make them available in other applications, one must specify the _____.

  • Context.MODE_PRIVATE
  • None of the choices
  • Context.MODE_APPEND
  • Context.MODE_WORLD_WRITEABLE

android:layout_x = “240sp”

  • Absolute Layout

To create user interfaces, Android has _____.

  • View
  • Control
  • Widget
  • All of the above

A toolbox, composite control that displays a TextView and an associated ListView which lets the user select an item from a list to display in the textbox.

  • CheckBox
  • Spinner
  • ListView
  • EditText

_____ are a simple, lightweight key/value pair mechanism for saving primitive application data, most commonly a user’s application predilection.

  • Content Provider
  • Application Data
  • Preferences

While these widgets can be created and attached to our activities using Java code, in Android development it is more common to do it using XML-based layout files.

  • True
  • False

Android supplies a toolbox of standard Views to help you create simple interfaces.

  • True
  • False

It used to insert new rows into database tables.

  • ContentValues
  • ContentProviders
  • None of the choices
  • Cursor

Aside from SQLite database, one can use local file storage to store and manage complex, structured application data.

  • True
  • False

It lets you move the selected View around the screen (although it will only be drawn within its original bounds).

  • Stop Motion Animation
  • Translate Animation
  • Tweened Animation

The statement in Line 17 on the above code:

  • Both are invalid
  • Both are valid
  • Sets an identifier for the widget
  • Accesses the widget with the specified identifier name

Based on the code above, the attribute on Line 7 will:

  • Assigns the default array value of the preference
  • Link an array in the res/values/array
  • All of the choices
  • Set an array with the items to be returned

On what line number in the snippet above contains the attribute which will contain the value that we can call to get the preference's value?

  • Line 2
  • Line 4
  • Line 6
  • None of the above

Which of the following is not a View?

  • Spinner
  • GridView
  • EditText
  • ImageButton

The _____ attribute which will contain the value that we can call to get the preference's value.

  • Toast
  • android:key
  • preference

Which of the following describes good reasons why SQLite is a great fit for Android app development?

  • All of the choices
  • Lightweight
  • Single-tier
  • Open source

A method that executes because it is called automatically when an appropriate event occurs is an event ____.

  • responder
  • listener
  • handler
  • source

The output of the code above contains:

  • All of the above
  • Label
  • Button
  • Text field

The layout value “fill parent” on Line 3, 8, and 13:

  • Sets the size of the widget as equal to the size of the UI
  • Sets the size of the widget as equal to the size of its value
  • Sets the size of the widget as equal to the size of the UI and its value
  • None of the above

Based on the code above, the widget output on Line 21-27 will be displayed (using a standard Android UI) at:

  • Lower Right corner
  • Upper Left corner
  • Upper Right corner
  • Lower Left corner

A _____ often contains a LinearLayout which in turn contains the views that make up the form.

  • RadioGroup
  • ScrollView
  • ListView

android:layout_alignParentRight = “true”

  • Relative Layout

The simplest of the layout managers, which simply pins each child view to the top left corner.

  • AbsoluteLayout
  • FrameLayout
  • None of the choices
  • LinearLayout

Android applications are written using the Java language, which means that they are the same with J2ME implementation.

  • True
  • False

An _____ files is a specification of the widgets’ relationships to each other.

  • HTML Layout
  • XML Layout
  • Java OOP

A database adapter adds an abstraction layer that encapsulates database interactions which include:

  • handle queries
  • all of the choices
  • separate creating, opening, and closing the database
  • provide a basis for typed methods

Android provides several common UI controls, widgets, and layout managers

  • True
  • False

The founders of Android, Inc. include:

  • Andy Stroustrup
  • James Gosling
  • Rich Miner
  • None of the choices

It is considered an application’s presentation layer.

  • Activity
  • Intent
  • Content Provider
  • View

It is good practice to create a helper class to complicate your database interactions.

  • True
  • False

This is a software that allows smartphones, tablet PCs and other devices to run applications and programs.

  • Android OS
  • Symbian OS
  • None of the above
  • Linux OS
  • Windows OS

The Android framework does not offer a way to use SQLite easily and effectively.

  • True
  • False

_____ is used to handle the check or uncheck events.

  • CoumpoundButtons.OnCheckChangedListener
  • CoumpoundButton.OnChickChangedListener
  • CoumpoundButton.OnCheckedChangedListener

The Android open-source software stack consists of Java applications running on a Java-based, object-oriented application framework

  • True
  • False

_____ resource lets you decouple your presentation layer by designing user-interface layouts in XML rather than constructing them in code.

  • None of the above
  • Animation
  • Styles
  • Drawables

A helper is not existing in Android which means one need to code the interface for your app to interact with an SQLite database.

  • True
  • False

Based on the code above, the output of Line 7-13 will be displayed at _____.

  • Lower Right corner
  • Middle
  • None of the above
  • Upper Right corner

_____ shows a dialog with an input box and returns a String.

  • EditTextPreference

A layout manager where one can span multiple rows and columns, and columns can be set to shrink or grow.

  • FrameLayout
  • TableLayout
  • RelativeLayout
  • None of the choices

Application resources are stored under the res/ folder of your project hierarchy.

  • True
  • False

Android utilizes the Symbian kernel

  • True
  • False

Each Content Values object represents a single row, as a map of column names to values.

  • True
  • False

Multiple RadioButtons can be put inside a _____, which means that only one button of the group can be selected at a time.

  • Widget Group
  • View Group
  • Radio Group

The SQLite database offers a powerful native SQL database over which you have total control.

  • True
  • False

_____ allows you to zoom in to or out from the selected View.

  • Translate Animation
  • Rotate Animation
  • Scale Animation

Line 3 in the code above:

  • Pre-defined method
  • User-defined method
  • None of the above
  • Required Class

Android employ several open source software which include:

  • OpenGL
  • All of the choices
  • SQLite
  • Java PL

Saving and loading data is an essential requirement for most _____.

  • ListPreference
  • Applciation
  • Sqlite database

Filling the ListView in the ListActivity is a simple matter of calling setListAdapter and passing it an ArrayAdapter that contains a reference to the list of strings.

  • True
  • False

Android has no mechanism to manage Cursor resources within activities.

  • True
  • False

The _____ attribute contains a summary about the preference.

  • android:summary
  • SQLite Database
  • Application

The _____ class is used to create a new frame-by-frame animation presented as a Drawable resource.

  • Tweened animation
  • Text Drawable
  • Animation Drawable

Which of the following is not a native Android application?

  • A full Personal Information Management (PIM) suite
  • A fully functional Scientific Calculator
  • An Instant Messaging Client
  • An SMS management application

For a more robust persistence layer, Android provides the:

  • Local files
  • SQLite database
  • All of the choices
  • Preference

Through this, one can create compound controls that are made up of interconnected child view.

  • ViewGroups
  • Intents
  • Views
  • Activities

Content Providers objects are used to insert new rows into database tables.

  • True
  • False

_____ offer a generic interface to any data source by effectively decoupling the underlying data storage technique from the application layer.

  • Preferences
  • Application Data
  • Content Provider

Which of the following attribute sets the text to be bold, italicized or underlined?

  • android:typeface
  • android:textStyle
  • android:textColor
  • android:gravity

By default, all databases are private, accessible only by the application that created them.

  • True
  • False

Line 5 in the code above:

  • None of the above
  • Finds the views from the XML layout file for the application
  • Sets the XML layout file for the application
  • Loads the XML layout file for the application

Which of the following is not an example of mobile operating system?

  • Palm
  • Blackberry
  • Symbian
  • None of the choices

Android only supplies several resources that you created which you can use in your applications.

  • True
  • False

This is used to make unicast, multicast and broadcast messages throughout the application

  • Services
  • Notification
  • Intent

Known as the custom preference.

  • preference
  • android:key
  • toast

It is used for structured data storage

  • DDMS
  • SQLite
  • GSM Telephony
  • Application Framework

The code above contains:

  • Label

A toolbox control which is described as an editable text entry box. It accepts multiline entry and word wrapping.

  • Button
  • TextView
  • Spinner
  • EditText

A database in a mobile device is very useful as a supplement to the online world.

  • True
  • False

It automatically start your application to respond to an incoming intent, making them ideal for event-driven applications.

  • Activities
  • Content Providers
  • Services
  • Broadcast Receivers

To check or modify the state of our checkbox, one can use the method:

  • wasChecked()

TextView’s one unique attribute, wherein if set true, it indicates that the program has defined an input method to receive input text.

  • inputMethod
  • None of the above
  • autoLink
  • editable

<Table Row />

  • Table Layout

_____ lets you define a series of changes in position, size, rotation, and opacity that animate the View contents.

  • Stop Motion
  • Tweened Animation
  • Translate Animation

_____ refers to an image that uses a 1-pixel border to define the area of the image that can be stretched if the image is enlarged.

  • nine patch
  • jpg
  • gif
  • png

Which of the following is a primary resource type in Android?

  • animations
  • layout
  • XML
  • styles

_____ displays multiple items in a vertically scrolling list.

  • ListView
  • Absolute Layout
  • Table Layout

_____ is made from a Text View displaying the current selection, combined with a button that displays a selection dialog when pressed.

  • EditView
  • ImageView
  • Spinner

Android provides _____ for a more robust persistence layer which offers a capability to store data in which you have total control.

  • SQLite database
  • Preference
  • Content Providers
  • Local files

_____ are much more useful than dialog boxes in mobile apps, as they do not distract the user as much or

  • toast
  • preference
  • android:key

What type of preference is used in the snippet above?

  • Checkbox
  • None of the above
  • Ringtone
  • Custom

Since SQLite support is built into Android, it just means that it is your only option when it comes to data persistence for your app.

  • True
  • False

Which of the following is not an example of ViewGroup?

  • Spinner
  • Gallery
  • TabHost
  • None of the choices

Use the animation-list tag to group a collection of item tags.

  • True
  • False

It lets you signal users without stealing focus or interrupting their current activities.

  • Notifications
  • Content Providers
  • Intents

The following are the notations being used to specify color values EXCEPT:

  • #ARRGGBB
  • #ARGB
  • #RRGB
  • #RGB

The Gallery and GridView ViewGroups are similar since the two both utilizes and manipulates drawables only.

  • True
  • False

Describing a layout using _____ may mean that the layout can not dynamically adjust for different screen resolutions and orientations.

  • FrameLayout
  • TableBagLayout
  • RelativeLayout
  • AbsoluteLayout

The Android OS utilizes what Kernel ?

  • All of the Above
  • None of the Above
  • Windows
  • Linux
  • Ubuntu

_____ resources include bitmaps and NinePatch images.

  • Animation
  • Dimension
  • Drawable
  • Color
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