Updated: Oct 10, 2026
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| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Recertification for MCSD: Windows Store Apps using HTML5 |
| Exam Number: | 70-490 |
| Related Certifications: | MCSD: Windows Store Apps using HTML5 MCSA: Windows 8 |
| Passing Score: | 700 (on a 1000 scale) |
| Available Languages: | English |
| Exam Format: | Scenario-based questions, Case studies, Multiple choice, Multiple response |
| Exam Price: | USD 165 (varies by region) |
| Certificate Validity Period: | Retired certification (historically valid for certification cycle; currently no active validity as exam is discontinued) |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 40-60 |
| Recommended Training: | Microsoft Learn - Windows app development resources |
| Exam Registration: | Pearson VUE Microsoft Exams Microsoft Certification Portal |
| Sample Questions: | Microsoft 070-490 Sample Questions |
| Exam Way: | Proctored exam delivered via Pearson VUE (online or authorized test center) |
| Pre Condition: | Familiarity with HTML5, JavaScript, CSS3, and Windows Store app development concepts; typically aligned with MCSA: Windows 8 level knowledge |
| Official Syllabus URL: | https://learn.microsoft.com/credentials/ |
| Section | Objectives |
|---|---|
| Topic 1: Develop Data Access and Services | - Data storage and retrieval
|
| Topic 2: Debug, Test, and Publish Apps | - App deployment and certification
|
| Topic 3: Design and Develop Windows Store Apps | - Application architecture and UI design
|
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?
Correct Answer: A 🗳️
HOTSPOT
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.
Correct Answer:

You are developing a Windows Store app. The app includes a handler for the suggestions requested event. The empty event handler is shown in the following code. (Line numbers are included for reference only.)
The app must meet the following requirements:
- Provide an app-defined list of choices in the Search pane that responds to user query text changes. - Provide suggested search topics only when the user enters a query that contains the text "products".
You need to add code to meet the requirements.
Which code segment should you insert at line 02?
Correct Answer: D 🗳️
Explanation: Only visible for Test4Sure members. You can sign-up / login (it's free).
You are developing a Windows Store app by using JavaScript. The app will be used to retrieve data from a web service.
The app must retrieve the current date and time in UTC format from the web service by using the URL http://www.treyresearch.net/ GetDateTimeinUTC.asmx. Errors must be handled.
You must ensure that data is retrieved successfully.
Which code segment should you use?
Correct Answer: A 🗳️
Explanation: Only visible for Test4Sure members. You can sign-up / login (it's free).
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.
Correct Answer:

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