[Free New Questions]70-484 Exam | 2017 Latest Microsoft 70-484 Exam Study Guide for IT Certifications

By | March 6, 2017

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70-484 Exam Specifications:Enables You for Rapid Career Growth
Exam Code:  70-484
Exam Name:  Essentials of Developing Windows Store Apps using C#
Exam Language: English
Exam Duration: 120 minutes
Exam pattern: MCQs
Associated Certifications: Microsoft Office Specialist
Area of Expertise:Design Windows Store apps, Develop Windows Store apps, Create the user interface
Updated: Feb 23, 2017
Q&As: 118
Exam Information:http://www.pass4itsure.com/70-484.html

Background

You are developing a Windows Store app by using C# and XAML. The app will allow users to share and rate photos. The app will also provide information to users
about photo competitions.
Application Structure
The app stores data by using a class that is derived from the DataStoreBase class.
The app coordinates content between users by making calls to a centralized RESTful web service.
The app has a reminder system that displays toast notifications when a photo competition is almost over. The app gets the competition schedule data from the
web service.
The app displays a list of images that are available for viewing in a data-bound list box. The image file list stores paths to the image files. The app downloads new
images from the web service on a regular basis.
Relevant portions of the app files are shown. (Line numbers are included for reference only and include a two-character prefix that denotes the specific file to
which they belong.)

70-484 exam

Latest 70-484 Exam Questions and Answers Updated (March 2017)#10-20

QUESTION 1
You need to ensure that launching the app displays the required information.
From which ApplicationExecutionState enumeration should you configure the user interface state?
A. ClosedByUser
B. Suspended
C. NotRunning
D. Running
E. Terminated
Correct Answer: E
Explanation
Explanation/Reference:
The user closes the app through the close gesture or Alt+F4 and takes longer than 10 seconds to activate the app again.
*From scenario: The app must meet the following technical requirements:
Retain state for each user and each device.
Restore previously saved state each time the app is launched.
Your app can use activation to restore previously saved data in the event that the operating system terminates your app, and subsequently the user re-launches it.
The OS may terminate your app after it has been suspended for a number of reasons. The user may manually close your app, or sign out, or the system may be
running low on resources.

 

QUESTION 2
You need to choose the appropriate data binding strategy for the image list box.
Which method should you use?
A. System.Drawing.ImageConverter.ConvertToString()
B. IValueConverter.ConvertBack()
C. IValueConverter.Convert()
D. System.Drawing. ImageConverter-ConvertFromStrin()
Correct Answer: C
Explanation
Explanation/Reference:
IValueConverter.Convert
The data binding engine calls this method when it propagates a value from the binding source to the binding target.

 

QUESTION 3
You need to configure toast notifications for the photo competition.
Which code segment should you use?

70-484 exam
A. Option A
B. Option B
C. Option C
D. Option D
Correct Answer: B
Explanation
Explanation/Reference:
The app must display toast notifications to signal the end of a photo competition. The toast notifications must meet the following requirements:
/ Display toast notifications for as long as possible


QUESTION 4
You need to ensure that only the correct information is preserved when the user switches to another app.
Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)
A. Save application state by calling the SaveDataToRoamingStorage() method,
B. Save photographs by calling the SaveDataToLocalStorage() method.
C. Save photographs by calling the SaveDataToWebService() method.
D. save application state by calling the SaveDataToLocalStorage() method.
Correct Answer: AB
Explanation
Explanation/Reference:
A: From scenario: The app must meet the following technical requirements:
Retain state for each user and each device.
B: From scenario: The app must store cached images on the device only

QUESTION 5
You need to ensure that the app resumes according to the requirements.
Which actions should you perform? (Each correct answer presents part of the solution. Choose all that apply.)
A. Retrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method in the App_Resuming event handler.
B. update the user interface by using the Window.Current.Dispatcher.Invoke() method in the App_Resuming event handler.
C. Override the OnLaunched event handler.
D. Retrieve new user content by using the Window.Current.Dispatcher.ProcessEvents() method in the OnLaunched event handler when the ActivationKind is
Launch.
E. Update the user interface by using the Window.Current.Dispatcher.Invoke() method in the OnLaunched event handler when the ActivationKind is Launch.
F. Register the App_Resuming event handler for the Resuming event.
Correct Answer: AB
Explanation
Explanation/Reference:
From scenario:
The app must meet the following technical requirements:
/ When the app resumes after a period of suspension, refresh the user interface, tile images, and data with current information from the web service.


QUESTION 6
You need to choose the appropriate data binding strategy for the image list box.

Which method should you use?
A. System.Drawing.ImageConverter.ConvertTo(value, typeof(Image))
B. IValueConverter.Convert()
C. System.Drawing.ImageConverter.ConvertFrom(value, typeof(Image), CultureInfo.CurrentUICulture)
D. IValueConverter.ConvertBack ()
Correct Answer: B
Explanation
Explanation/Reference:
IValueConverter.Convert
The data binding engine calls this method when it propagates a value from the binding source to the binding target.

QUESTION 7
A photo competition is ending.
You need to meet the requirements when a user clicks the toast notification.
Which code segment should you use?
70-484 exam
A. Option A
B. Option B
C. Option C
D. Option D
Correct Answer: D
Explanation
Explanation/Reference:
From scenario:
When a user clicks a toast notification that indicates the end of the photo competition, the app must display the details of the photo competition that triggered the
toast notification.

QUESTION 8
You need to identify the class to use as the data context for the image list box.
Which class should you use?
A. System. Collections.Object Model. CollectionObserver
B. System.Collections.ObjectModel.ObservableCollection
C. System.Collections.Generic.IEnumerator
D. System.Collections.Generic.IEnumerable
Correct Answer: B
Explanation
Explanation/Reference:
ObservableCollection Class
Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed.

QUESTION 9
You need to correctly display notifications on the app tile.
Which code segments should you insert at line AX24? (Each correct answer presents part of the solution. Choose all that apply.)
70-484 exam
A. Option A
B. Option B
C. Option C
D. Option D
Correct Answer: AC
Explanation
Explanation/Reference:
From scenario:
Display toast notifications based on the schedule that is received from the web service. Display only the most recent notification on the app tile.

QUESTION 10
You need to ensure that resuming the app displays the required information.
From which ApplicationExecutionState enumeration should you configure the user interface state?
A. Terminated
B. NotRunninq
C. Suspended
D. Running
E. ClosedByUser
Correct Answer: C
Explanation
Explanation/Reference:
*From scenario: The app must meet the following technical requirements:
· Preserve user state and photo edits when switching between this app and other apps.
· When the app resumes after a period of suspension, refresh the user interface, tile images, and data with current information from the web service.
Switching between apps suspends the app.

Gaining professionalism

Professionalism is the real deal nowadays- having a bachelors or Masters degree is no longer enough and one must be able to show that they have real skill and expertise in their respective field .However in order to be able to do so, you must follow two steps; the first would be to know exactly which career you wish to undertake and the second would be to take up an 70-484 exam that will qualify you as an expert.

70-484 exam

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