Category «Google Mobile Sites»

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 …

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. …

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 …

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 …

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. …

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, …

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 …

True or false: Using a mix of desktop and mobile-optimized pages on mobile sites improves the user experience since some users are more familiar with the desktop version of the site.

QUESTION True or false: Using a mix of desktop and mobile-optimized pages on mobile sites improves the user experience since some users are more familiar with the desktop version of the site. True False The correct answer is: False Explanation: Unsurprisingly, participants had a much easier time navigating mobile-optimized sites than trying to navigate desktop …

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 …

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 …

True or false: To instruct the browser to use the default device width, you would use.

QUESTION True or false: To instruct the browser to use the default device width, you would use <meta name=”viewport” content=”width=device-width”>. False True The correct answer is: False Explanation: Using the meta viewport value [width=device-width] instructs the page to match the screen’s width in device independent pixels. This allows the page to reflow content to match …

Why do CSS @imports harm performance?

QUESTION Why do CSS @imports harm performance? They create a less efficient CSSOM They require additional CPU time to parse They can introduce unwanted dependences @import loads files less efficiently than <link> The correct answer is: @import loads files less efficiently than Explanation: We will update later. sincerely thank

To optimize for speed, you shouldn’t use too many webfonts and you should minimize the number of _____.

QUESTION To optimize for speed, you shouldn’t use too many webfonts and you should minimize the number of _____. descenders variants ligatures dingbats The correct answer is: variants Explanation: Audit and monitor your font use: don’t use too many fonts on your pages, and, for each font, minimize the number of used variants. This helps …