70-357 Exam
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Q1. You are developing a Universal Windows Platform (UWP) app that has the following unit test.
You need to ensure that TestMethod1 appears in the Test Explorer window of Microsoft Visual Studio.
What should you add?
A. [TestCategory(“Enabled”)]before the UnitTest1 declaration
B. [TestProperty(“Enabled”,”True”)]before the TestMethod1 declaration
C. [TestClass]before the UnitTest1 declaration
D. [TestProperty(“AutoStart”,”True”)] before the TestMethod1 declaration
Answer: C
Explanation:
The [TestClass] attribute is required in the Microsoft unit testing framework for managed code for any class that contains unit test methods that you want to run in Test Explorer.
https://msdn.microsoft.com/en-us/library/ms182532.aspx
Q2. HOTSPOT
You have the following code:
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
Hot Area:
Answer:
Explanation:
Box 1: No
The SuggestedStartLocation gets or sets the initial location where the file open picker looks for files to present to the user. Here is just gets the location.
Box 2: No
FileOpenPicker.PickMultipleFilesAndContinue method shows the file picker so that the user can pick multiple files, deactivating and the app and reactivating it when the operation is complete.
To get asynchcronous execution use the PickMultipleFilesAsync method.
Box 3: Yes
The line filePicker.ViewMode = PickerViewMode.List specifies that a list will be accepted.
https://msdn.microsoft.com/library/windows/apps/br207847
Q3. DRAG DROP
You are developing a Universal Windows Platform (UWP) app that will take photos. The app will be used
across Windows 10 device families.
You need to ensure that when the app runs on a phone, the app can use the built-in features of the phone.
How should you complete the code? To answer, drag the appropriate code elements to the correct targets.Each element may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
Select and Place:
Answer:
Explanation:
Box 1, box 2:
Example code:
Windows.Foundation.Metadata.ApiInformation.IsTypePresent(“Windows.Phone.UI.Input.HardwareButtons”);
if (isHardwareButtonsAPIPresent)
{
Windows.Phone.UI.Input.HardwareButtons.CameraPressed +=
HardwareButtons_CameraPressed;
}
Box 3:
Example: Making the Back button appear requires just one line of code:
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility =
AppViewBackButtonVisibility.Visible;
https://msdn.microsoft.com/en-us/library/windows/apps/dn894631.aspx
Q4. DRAG DROP
You are developing a Universal Windows Platform (UWP) app that will take photos. The app will be used
across Windows 10 device families.
You need to ensure that when the app runs on a phone, the app can use the built-in features of the phone.
How should you complete the code? To answer, drag the appropriate code elements to the correct targets.Each element may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
Select and Place:
Answer:
Explanation:
Box 1, box 2:
Example code:
Windows.Foundation.Metadata.ApiInformation.IsTypePresent(“Windows.Phone.UI.Input.HardwareButtons”);
if (isHardwareButtonsAPIPresent)
{
Windows.Phone.UI.Input.HardwareButtons.CameraPressed +=
HardwareButtons_CameraPressed;
}
Box 3:
Example: Making the Back button appear requires just one line of code:
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility =
AppViewBackButtonVisibility.Visible;
https://msdn.microsoft.com/en-us/library/windows/apps/dn894631.aspx
Q5. DRAG DROP
You are developing a Universal Windows Platform (UWP) app. You have the following XAML markup:
You need to develop the code for Button_Click that displays the date that the user entered by using the
selected culture.
You write the following code.
Which code should you insert at line 03? Develop the solution by selecting and arranging the required code
blocks in the correct order.
NOTE: You will not need all of the code segments.
Select and Place:
Answer:
Q6. DRAG DROP
You are developing a Universal Windows Platform (UWP) app.
The app manipulates accounts by using a class named Account that you developed.
You need to automate tests for the debit method of the Account class.
How should you complete the code? To answer, drag the appropriate code elements to the correct targets.
Each element may be used once, more than once, or not at all. You may need to drag the split bar between
panes or scroll to view content.
Select and Place:
Answer:
Explanation:
Test methods marked with the TestMethod Attribute are unavailable if the class that contains them is not
marked with the TestClass Attribute. The test class is not valid without the TestClass Attribute.
Q7. You need to perform exploratory testing of a Universal Windows Platform (UWP) app.
What are two possible products that you can use? Each correct answer presents a complete solution.
A. Microsoft Visual Studio
B. Microsoft Visual Studio Online
C. Microsoft Test Manager
D. the Microsoft Platform Ready Test Tool
E. Microsoft Blend for Visual Studio
Answer: BC
Explanation:
B: Exploratory testing using Microsoft’s new Chrome extension, Perfecto’s Microsoft Visual Studio (VSO)
extension has the capability to perform manual tests and report bugs directly from within the browser to VSO.
C: Exploratory testing using Microsoft Test Manager
While you work with your application, Microsoft Test Manager (MTM) can record your actions, comments,
screenshots and other data. The recording makes it easy to reproduce bugs. And you can quickly play back
your tests whenever the application is updated.
Incorrect Answers:
D: The Microsoft Platform Ready (MPR) Test Tool is used for platform application readiness and to validate
compliance with certification requirements for Windows Server 2012 and Windows Server 2012 R2
applications.
E: Microsoft Blend for Visual Studio is a user interface design tool developed and sold by Microsoft for creating graphical interfaces.
https://msdn.microsoft.com/en-us/library/hh191621.aspx
http://blog.perfectomobile.com/product-news/perfecto-announces-integration-with-microsoft-visual-studioonline/
Q8. You are developing a Universal Windows Platform (UWP) app.
You plan to publish the app to the Microsoft Store. The app will have a 30-day trial mode.
During the trial mode, you need to limit the number of exposed features.
Which object should you use to ascertain whether the app is running in trial mode?
A. CurrentApp
B. ListingInformation
C. Current
D. Application
Answer: B
Explanation:
Exclude or limit features in a trial version by using the current license state of your app, that is stored as
properties of the LicenseInformation class.
https://msdn.microsoft.com/en-us/library/windows/apps/mt219685.aspx
Q9. You are developing a Universal Windows Platform (UWP) app that will be published to the Microsoft Store. You need to ensure that the app can access removable storage drives.
Which file should you modify?
A. Package.appxmanifest
B. Project.json
C. Project.csproj
D. App.xaml.cs
Answer: A
Explanation:
The removableStorage capability provides programmatic access to files on removable storage, like USB keys and external hard drives, filtered to the file-type associations declared in the package manifest
Package.appxmanifest.Note: Capabilities must be declared in your Universal Windows Platform (UWP) app’s package manifest,
Package.appxmanifest, to access certain API or resources like pictures, music, or devices like the camera, the microphone, or removable storage devices.
The package manifest, Package.appxmanifest, is an XML document that contains the info the system needs to deploy, display, or update a Windows app.
https://msdn.microsoft.com/en-us/library/windows/apps/mt270968.aspx
Q10. DRAG DROP
You are developing a Universal Windows Platform (UWP) app. All of the code sources are hosted in GitHub.
You need to create a new branch in GitHub.
What commands should you run? To answer, drag the appropriate values to the correct targets. Each value
may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
Select and Place:
Answer:
Explanation:
Box 1:
The git checkout command switch branches or restore working tree files.
Specifying -b causes a new branch to be created as if git-branch[1] were called and then checked out.
Box 2:
The git push command push changes to a remote repository.
Example: git push origin
Without additional configuration, pushes the current branch to the configured upstream
http://git-scm.com/docs