70-490 Exam
Renovate Microsoft 70-490 - An Overview 21 to 30
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Q21. DRAG DROP - (Topic 7)
You develop a Windows Store app that uses several new user interface features.
You need to declare capabilities in the application manifest so that you can submit the app to the Windows Store.
How should you complete the relevant markup? (To answer, drag the appropriate markup segments to the correct locations in the answer area. Each markup segment 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.)
Answer:
Q22. HOTSPOT - (Topic 7)
You are developing an app that provides sports statistics updates to a Windows tile. You are using Windows Push Notification Services (WNS) to provide updates to the app. You must implement the steps to request a notification channel as illustrated in the following image.
You need to ensure that the app implementation follows current Windows Store requirements and guidelines.
Select the correct answer from each list based on the information presented in the screenshot. Each correct selection is worth one point.
Answer:
Q23. DRAG DROP - (Topic 7)
You are developing a Windows Store game that requires access to a Bluetooth-enabled
human interface device (HID).
You need to implement access to the HID device.
Which code elements should you include? To answer, drag the appropriate code or markup segments to the correct targets. Each code or markup segment 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.
Answer:
Q24. - (Topic 3)
You need to ensure that drivers can be updated. What should you do?
A. Connect to the Documents library.
B. Implement the FileOpenPicker control.
C. Implement the OpenFileDialog class.
D. Implement the FileSavePicker control.
Answer: B
Q25. - (Topic 7)
You are developing a Windows Store app.
You need to adjust the size of the on-screen text based on the current app window size by using media queries.
What media query feature should you listen for?
A. Device-width
B. Width
C. Resolution
D. Aspect-ratio
Answer: A
Q26. - (Topic 7)
You develop a Windows Store app.
You need to ensure that the app will pass certification and successfully run on Windows RT devices.
What is the best approach to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
A. Test the app on an x86 development device in emulated mode by using Windows App Certification Kit for Windows RT.
B. Test the app on a Windows RT device by using the Windows App Certification Kit for Windows RT.
C. Register the app in the Windows Store and run the Application Verifier for Windows on the uploaded app.
D. Test the app on an x86 development device by using the Windows App Certification Kit.
Answer: B
Q27. - (Topic 7)
You are developing two Windows Store apps by using JavaScript. A Source app will store sensitive customer information. A Target app will retrieve the stored information for validation and further processing.
The Source app must secure data by using a private-public key pair. Only the Target app must be able to consume data that has been secured by the Source app.
You need to ensure that the security of the data is not compromised.
What should you do?
A. Encrypt and decrypt data by using an asymmetric algorithm.
B. Encrypt and decrypt data by using a symmetric algorithm.
C. Encrypt data by using an asymmetric algorithm. Decrypt data by using a symmetric algorithm.
D. Encode data to and decode data from a Base64 string.
Answer: A
Q28. - (Topic 7)
You are developing a Windows Store app by using JavaScript.
You need to ensure that the user can capture a photograph with the built-in camera and then process the resulting file.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: A
Q29. - (Topic 7)
You are developing a Windows Store app by using Microsoft Visual Studio.
The app must use a flat navigation pattern.
You need to start the app development from a built-in Visual Studio project template.
Which project template should you use?
A. Split App
B. Blank App
C. Hub App
D. Grid App
Answer: B
Q30. - (Topic 7)
You are developing a newsreader app that provides users with daily aggregated articles from popular news sites.
You must allow users to share the URI of the articles.
The app must allow at least one of the following ways to share the URI:
. With another Windows Store app
. With the user's default web browser
You need to implement the sharing functionality.
Which property of the StandardDataFormats class should you use?
A. Rtf
B. WebLink
C. Html
D. ContentSourceApplication Link
Answer: B