Microsoft 070-482 exam dumps - Advanced Windows Store App Dev using HTML5 and JavaScript

Exam Code: 070-482
Exam Name: Advanced Windows Store App Dev using HTML5 and JavaScript
Updated: Oct 21, 2026 Q & A: 175 Questions and Answers

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Microsoft 070-482 Exam Syllabus Topics:

Section	Objectives
Develop application logic using WinJS	- WinJS controls and templates - Data binding and promises
Access and manipulate data	- Using REST services and JSON - Working with local and remote data
Design Windows Store apps	- App architecture and lifecycle - User experience design principles for Windows Store apps
Develop UI using HTML5, CSS3, and JavaScript	- JavaScript integration with UI - HTML5 semantic structure and controls - Layout design and styling with CSS3
Prepare apps for deployment and store submission	- App packaging and signing - Windows Store certification requirements
Debugging and testing Windows Store apps	- Debugging tools and techniques - Performance profiling and optimization

Microsoft Advanced Windows Store App Dev using HTML5 and JavaScript Sample Questions:

Question #1

You are debugging a Windows Store app that another developer created by using HTML5 and JavaScript.
The default.js file contains the following code segment:

The app has a screen that plays video files. The HTML5 video control on the screen has an ID of video1.
You need to identify the effect of firing the source requested event. What will occur when the event fires?

A. The video will play in Windows Media Player on the host device.
B. The application will prompt the user to select a target device for streaming the video by using the video1 control.
C. The app will prompt the user to select a local video file for viewing in the video1 control.
D. The selected video file will play in the video1 control on the app screen.

Reveal Solution Discussion 0

Correct Answer: D 🗳️

Question #2

DRAG DROP
You are developing a Windows Store app by using JavaScript. The app will call a WinMD component to convert temperature.
The component exposes the following two members:
- A static variable named Fahrenheit
- A public method named GetInCelsius( ) that accepts an integer
You need to ensure that the app will display the temperature in Celsius and Fahrenheit.
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.)

Reveal Solution Discussion 0

Correct Answer:

Question #3

You need to implement the Printer Survey error handling.
Which code segment should you insert at line PS08?

A. WinJS.Promise.onError(WinJS.Promise.onerror, printersurvey_errhandler);
B. WinJS.Promise.done(this).then(printersurvey_errhandler);
C. WinJS.Promise.addEventListener("error", printnearme errhandler);
D. WinJS.Promise.onError(this).done(printnearme_errhandler);

Reveal Solution Discussion 0

Correct Answer: C 🗳️

Question #4

You need to generate the required test result files.
What should you do?

A. Create a coded UI test project. Record interactions between the user and the Print Near Me app.
B. Design tests to attach VSProfiler.exe to the Print Near Me app.
C. Create a unit test project. Record interactions between the user and the Print Near Me app.
D. Design tests to attach VSPerf.exe to the Print Near Me app.

Reveal Solution Discussion 0

Correct Answer: D 🗳️

Question #5

HOTSPOT
You are developing 3 Windows Store app by using JavaScript. Users will store sensitive data in the app.
You need to ensure that the app encrypts data strings before saving them.
How should you complete the relevant code? (To answer, select the correct code segment from the drop-down list in the answer area.)