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QUESTION 141
Drag and Drop Question
You are developing a Windows Store app that consumes a file picker object.
You need to reference the object and call it asynchronously.
How should you complete the relevant code? (To answer, drag the appropriate code segments to the correct locations in the target area. Each code 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:
QUESTION 142
Hotspot Question
You have a Windows Store app.
You are reviewing code that caches data.
The code includes the following segment.
Line numbers are included for reference only.
01 function setLocaiStorage(value) {
02 var storage = window.localStorage;
03 var value = document.getElement3yId(‘textToAdd’).text;
04 storage.name = ‘John’;
05 storage.phone = ‘ 555-555-0100’;
06 storage.message = value;
07 }
For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selection is worth one point.
Answer:
QUESTION 143
You are developing a Windows Store app by using JavaScript.
The app will use an accelerometer to detect user movements that affect the host device. (In the code segments, accelerometer is an instance of the sensor that is connected to the host device.)
The app must report user movement either once every five seconds or at the device’s most frequent polling interval available, whichever is less frequent.
You need to configure the accelerometer to meet the requirements.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C
QUESTION 144
Drag and Drop Question
You are developing a Windows Store app.
The app triggers a background task at specific intervals.
The background task must display an on-screen message when the triggering event occurs.
You need to complete the development of the background task.
How should you complete the relevant code? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code 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:
QUESTION 145
Drag and Drop Question
You are developing a Windows Store app by using HTML5 and JavaScript.
The app will be used in multiple geographic regions.
The default.html file contains the following code segment:
<input type=”text” placeholder=”USA”/> <br/>
<u!>
<li>Currency:USD</li> </ul>
The resources.resjson file contains the English (en-US) resources shown in the following code segment:
{
“Country” : “USA”,
“ListElementl” : “Currency:USD”
}
The app must access string resources from the resources.resjson file.
The data-win-res attribute must be configured in the default.html file to globalize the app.
You need to modify the code segment to ensure that the app can be localized with minimum effort.
How should you complete the relevant code? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code 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:
QUESTION 146
You are developing a Windows Store app that will access a device’s webcam.
All necessary device capabilities have been declared in the app manifest.
The app must not throw an error if the user has declined or revoked permission to the webcam.
You need to identify whether the app has permission to use the webcam.
What should you do?
A. Using the CameraCaptureUI class, test for the value returned by the CaptureFileAsync
method.
B. Using the CameraCaptureUI class, test for the value returned by the videoSettings property.
C. Using the MediaCapture class, test for the value returned by the async method.
D. Using the MediaCapture class, test for the value returned by the MediaCaptureSettings
property.
Answer: C
Explanation:
http://msdn.microsoft.com/en-us/data/windows.media.capture.mediacapture
QUESTION 147
You are developing a Windows Store app by using JavaScript.
You need to ensure that the user can capture video 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
QUESTION 148
Hotspot Question
You are developing a Windows Store app that uses the Microsoft in-app purchase functionality.
You need to display a list of features that can be purchased from within the app.
How should you complete the relevant code? (To answer, select the correct code segment from each drop-down list in the answer area.)
Answer:
QUESTION 149
Hotspot Question
You are developing a Windows Store app by using JavaScript.
The app will use the device’s light sensor.
You need to access the light sensor and register events to handle its output.
How should you complete the relevant code? (To answer, select the appropriate code segment from the drop-down list in the answer area.)
Answer:
QUESTION 150
Hotspot Question
You are developing a Windows Store app.
You plan to use Windows Push Notification Services (WNS) in the app.
You need to identify whether the system has disabled notifications globally.
How should you complete the relevant code? (To answer, select the correct code segment from each drop-down list in the answer area.)
Answer:
QUESTION 151
Drag and Drop Question
You are developing 3 Windows Store app that uses a canvas object.
When the page loads, a blue rectangle must move across the canvas from left to right.
The following code calls the function to perform the animation:
You need to create the animateShape function.
How should you complete the relevant code? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code 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:
QUESTION 152
You are developing a Windows Store app that will display a greeting.
You use the following JavaScript code to localize app content;
You plan to move the localization functionality from the JavaScript code to the HTML markup.
Which HTML markup segment should you use to localize the greeting?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: B
Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/hh440972.aspx
QUESTION 153
You are developing a line-of-business Windows Store app that will interact with a magnetic stripe reader.
Your company distributes the magnetic stripe reader to an end user.
You need to activate the magnetic stripe reader.
Which method should you use?
A. RetrieveStatisticsAsync
B. CheckHealthAsync
C. FromldAsync
D. GetSupportedProfiles
Answer: A
Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/dn297993.aspx
QUESTION 154
Drag and Drop Question
You are developing a Windows Store app that will display a list of items.
Users should be able to expand any list item to display valid actions for that item.
The JavaScript code includes the following elements:
– elemExpand represents the element to be expanded.
– elemAffected represents the adjacent element.
You need to animate the expansion action when the user clicks a list item.
Which three code segments should you use in sequence? To answer, move the appropriate code segments from the list of code segments to the answer area and arrange them in the correct order. Each code 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:
QUESTION 155
Hotspot Question
You are developing a custom control named Modal Dialog for a Windows Store app.
The control must display product details when the user selects a product from a list.
The product details are contained within a variable named selectedProduct.
You need to correctly bind the product details to the source property of the ModalDialog control.
How should you complete the relevant code? (To answer, select the correct code segment from each drop-down list in the answer area.)
Answer:
QUESTION 156
Hotspot Question
You are developing a Windows Store app that consumes a file picker object.
You need to reference the object and call it asynchronously.
How should you complete the relevant code? {To answer, select the correct code segment from each drop-down list in the answer area.)
Answer:
QUESTION 157
You are developing a Windows Store app.
The app will allow users to upload and share text messages.
The app must upload each message to a Windows Azure back-end database.
The stored data must be encrypted by using public/private key encryption.
You need to implement data encryption for the app.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
Explanation:
http://msdn.microsoft.com/en-us/library/windows/apps/windows.security.cryptography.core.asymmetrickeyalgorithmprovider.openalgorithm.ASPx
QUESTION 158
Drag and Drop Question
You are developing a Windows Store app by using JavaScript.
The app will have a 30-day trial option.
You need to check the balance of time remaining in the trial period.
Develop the solution by arranging the code segments in the correct order. You will need all of the code segments.
Answer:
QUESTION 159
You create an inventory management app for tablets.
The app uses a peripheral barcode scanner device.
You need to activate the barcode scanner,
Which class and method should you use?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C
Explanation:
http://msdn.microsoft.com/en-us/data/windows.devices.pointofservice.barcodescanner.getdefaultasync
QUESTION 160
You are creating a Windows Store app for a retail business.
You must enumerate the available human interface devices (HIDs) on the client computer.
You need to use the Windows.Devices.HumaninterfaceDevice namespace to detect the available devices.
What types of devices can you detect?
A. an internal camera device
B. a remote networked 3D printer
C. a wireless router
D. a Bluetooth-enabled joystick that uses a native Windows 8.1 device driver
Answer: A
Explanation:
http://msdn.microsoft.com/en-US/library/windows/apps/windows.devices.humaninterfacedevice.aspx
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