最新的Microsoft Recertification for MCSD: Windows Store Apps using HTML5 - 70-490免費考試真題
問題1
You need to ensure that the PrintNearMeCall function meets the technical requirements. Which code segment should you insert at line PS24?
You need to ensure that the PrintNearMeCall function meets the technical requirements. Which code segment should you insert at line PS24?
正確答案: C
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問題2
You develop a Windows Store app that allows users to modify images by using filters and image-processing algorithms.
The app must meet the following requirements:
- Use a web worker to initiate the image-processing algorithms on a separate thread. - Clean up the web worker after processing the algorithms.
You need to ensure that the web worker releases memory after processing the algorithms. What should you do?
You develop a Windows Store app that allows users to modify images by using filters and image-processing algorithms.
The app must meet the following requirements:
- Use a web worker to initiate the image-processing algorithms on a separate thread. - Clean up the web worker after processing the algorithms.
You need to ensure that the web worker releases memory after processing the algorithms. What should you do?
正確答案: D
問題3
HOTSPOT
You are developing a Windows Store app.
You have the following requirements.
- Ensure that the app complies with the Windows Store requirements before deploying the app to the Windows Store. - Minimize the number of components that you must install from the Windows Store
Software Development Kit (SDK). You need to install the SDK components.
Which features should you install? To answer, select or clear the appropriate check boxes in the answer area.
HOTSPOT
You are developing a Windows Store app.
You have the following requirements.
- Ensure that the app complies with the Windows Store requirements before deploying the app to the Windows Store. - Minimize the number of components that you must install from the Windows Store
Software Development Kit (SDK). You need to install the SDK components.
Which features should you install? To answer, select or clear the appropriate check boxes in the answer area.
正確答案:
問題4
HOTSPOT
You need to enable the connection to the equipment.
Which app capability should you declare? To answer, select the appropriate check box in the dialog box in the answer area.
HOTSPOT
You need to enable the connection to the equipment.
Which app capability should you declare? To answer, select the appropriate check box in the dialog box in the answer area.
正確答案:
問題5
HOTSPOT
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.
HOTSPOT
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.
正確答案:
問題6
You are developing a Windows Store app by using HTML5 and JavaScript. The app has HEADER, NAV, and SECTION elements. The SECTION element displays a list of records.
The app will allow users to sort records multiple times. The app must meet the following requirements:
- Each time the user performs a sort, replace the content in the SECTION element with the sorted records. - Animate the updated content by sliding the sorted records into the SECTION element.
You need to use the WinJS library to apply the animation to the SECTION element. Which function should you use?
You are developing a Windows Store app by using HTML5 and JavaScript. The app has HEADER, NAV, and SECTION elements. The SECTION element displays a list of records.
The app will allow users to sort records multiple times. The app must meet the following requirements:
- Each time the user performs a sort, replace the content in the SECTION element with the sorted records. - Animate the updated content by sliding the sorted records into the SECTION element.
You need to use the WinJS library to apply the animation to the SECTION element. Which function should you use?
正確答案: C
問題7
You are developing a Windows Store app that will allow users to take photos by using the built-in device camera. The app will immediately open the photo for editing.
You need to programmatically specify the location from which to open the most recent photo taken by the app.
What is the best option to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
You are developing a Windows Store app that will allow users to take photos by using the built-in device camera. The app will immediately open the photo for editing.
You need to programmatically specify the location from which to open the most recent photo taken by the app.
What is the best option to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
正確答案: C
問題8
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?
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?
正確答案: B
問題9
DRAG DROP
You are developing a Windows Store app that uses a CredentialPicker control to collect the user's user name and password credentials.
The CredentialPicker control has the following requirements:
- The Remember my credentials check box must be selected by default. - The text "Enter user name and password" must be displayed in the message header of the dialog box.
You need to ensure that the requirements are met.
Which properties should you use? (To answer, drag the appropriate properties to the correct locations in the answer area. Each property 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.)
DRAG DROP
You are developing a Windows Store app that uses a CredentialPicker control to collect the user's user name and password credentials.
The CredentialPicker control has the following requirements:
- The Remember my credentials check box must be selected by default. - The text "Enter user name and password" must be displayed in the message header of the dialog box.
You need to ensure that the requirements are met.
Which properties should you use? (To answer, drag the appropriate properties to the correct locations in the answer area. Each property 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.)
正確答案:
