If you’re in an animation like scrolling, you should ideally be looking to keep your JavaScript to something in the region of ______. Any longer than that and you risk taking up too much time.

QUESTION If you’re in an animation like scrolling, you should ideally be looking to keep your JavaScript to something in the region of ______. Any longer than that and you risk taking up too much time.  A)  3 – 4ms  B)  5 – 6ms  C)  7 – 8ms  D)  9 – 10ms The correct answer is:  A)  3 – 4ms Explanation: We will update later. sincerely thank

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What is it that the App shell helps with

QUESTION What is it that the App shell helps with Making the full page load faster Creating a fully optimized site Making transitions between pages faster Improves elements of the UX The correct answer is: Making transitions between pages faster Explanation: An application shell is the minimal HTML, CSS, and JavaScript powering a user interface. The application shell should: Load fast Be cached Dynamically display content Read more here: https://support.google.com/partners/answer/7336597 An application shell is the minimal HTML, CSS, and JavaScript powering a

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Google Mobile Sites Certification Assessment Exam Answers 2018

QUESTION Google Mobile Sites Certification Assessment Exam Answers 2018 It requires a phone number with a fingerprint reader It replaces your payment processor It is designed for external card readers It bypasses the checkout form Get in Mobile Sites Certified Now! a photo carousel on the homepage that allows the visitor to preview multiple photos with a quick click lazy loading optimized images one web font Making transitions between pages faster Improves elements of the UX Making the full page

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Which of these should be minimized to deliver the fastest possible time to firstrender?

QUESTION Which of these should be minimized to deliver the fastest possible time to firstrender? The number of critical JavaScript functions The number of critical resources The number of critical HTML classes the number of CSS classes The correct answer is:   Explanation:  To deliver the fastest possible time to first render, we need to minimize three variables: The number of critical resources. The critical path length. The number of critical bytes. A critical resource is a resource that could

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What performance metrics are affected by slow pagespeed?

QUESTION What performance metrics are affected by slow pagespeed? Clickthrough rate Viewthrough rate Conversion rate Impressions The correct answer is: Conversion rate Explanation: Optimizing the critical rendering path allows the browser to paint the page as quickly as possible: faster pages translate into higher engagement, more pages viewed, and improved conversion. Read more here: https://support.google.com/partners/answer/7336587 Identifying and resolving critical rendering path performance bottlenecks requires good knowledge of the common pitfalls. Let’s take a hands-on tour and extract common performance patterns

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What makes a notification good?

QUESTION What makes a notification good? It has a default action It can be dismissed it is relevant It delivers in the background The correct answer is: it is relevant Explanation: Push notifications are one of the most valuable capabilities of native apps, and this capability is now available on the web. To get the most out of them, notifications need to be timely, precise, and relevant. Read more here: https://support.google.com/partners/answer/7336533 If you ask a room of developers what mobile

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What is a benefit of mobile site over an app for businesses?

QUESTION What is a benefit of mobile site over an app for businesses? Shorter development timelines. Mobile sites allow for easy updating (for example, users don’t need to accept or install your updates. You have to build a separate site for tablets and phones Mobile sites require approvals before one can gain access Mobile sites only work on Android The correct answer is: Shorter development timelines. Mobile sites allow for easy updating (for example, users don’t need to accept or

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Why can lie-fie result in a poor experience?

QUESTION Why can lie-fie result in a poor experience? Some assets might not be loaded It is less secure than WIFI It uses more data Enabling WIFI reduces battery life The correct answer is: Some assets might not be loaded Explanation: Your browser behaves as if it has connectivity when, for whatever reason, it doesn’t. Misinterpreted connectivity can result in a poor experience as the browser (or JavaScript) persists in trying to retrieve resources rather than giving up and choosing

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True or false: Images should never change when rotating a device screen or between different device sizes

QUESTION True or false: Images should never change when rotating a device screen or between different device sizes True False The correct answer is: False Explanation: Design your mobile site so that users won’t ever need to change the size. Some mobile sites even disable pinch-to-zoom on their screens; if your site is designed correctly, users will never notice it’s gone. Read more here: https://support.google.com/partners/answer/7336290

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Some users aren’t comfortable converting on their mobile device. What could be an action you can take to improve their experience?

QUESTION Some users aren’t comfortable converting on their mobile device. What could be an action you can take to improve their experience? Making your primary call-to-action buttons more prominent Showing the desktop version of the site on mobile devices Offering secondary call-to-action buttons, like social sharing Asking the user to register to save their details The correct answer is: Offering secondary call-to-action buttons, like social sharing Explanation: Mobile visitors may be researching to convert later, so offer a simple way to resume

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Which is true about calls-to-action usage on mobile homepages?

QUESTION Which is true about calls-to-action usage on mobile homepages? Calls-to-action should be prominent on the visible area of the mobile homepage Use only menus Keep call to action on the second page Same calls-to-action should be used both on mobile and desktop sites The correct answer is: Calls-to-action should be prominent on the visible area of the mobile homepage Explanation: It can be easy for mobile users to miss menu items, so your clients should always put their key

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Which can be sacrificed to reduce the file size of an image?

QUESTION Which can be sacrificed to reduce the file size of an image? quality rendering speed compression color range The correct answer is: quality Explanation: Finding the optimal settings for your image requires careful analysis along many dimensions: format capabilities, content of encoded data, quality, pixel dimensions, and more. Experiment with optimal quality settings for raster formats: don’t be afraid to dial down the “quality” settings, the results are often very good and byte savings are significant. Read more here:

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Which format is preferred for the multi-device and high-resolution icons?

QUESTION Which format is preferred for the multi-device and high-resolution icons? JPEG Data URL’s PNG Vector (SVG) The correct answer is: Vector (SVG) Explanation: Vector images are resolution and scale independent, which makes them a perfect fit for the multi-device and high-resolution world. Read more here: https://support.google.com/partners/answer/7336428 The correct answer is: Vector (SVG) Explanation: We will update later. sincerely thank

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