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

QUESTION Which is a benefit of a 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

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True or false: JavaScript can block DOM construction unless explicitly declared as async.

QUESTION True or false: JavaScript can block DOM construction unless explicitly declared as async. True False The correct answer is: True Explanation: JavaScript is powerful, it can modify just about every aspect of the page, but it can also block DOM construction and delay page rendering (see also Adding interactivity with JavaScript). To keep JavaScript from delaying page rendering, AMP allows only asynchronous JavaScript. Read more here: https://support.google.com/partners/answer/7336293

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For each font on your website you should:

QUESTION For each font on your website you should: minimize the HTML male sure to add as many as possible minimize the number of used variants add CSS The correct answer is: minimize the number of used 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 produce a more consistent and a faster experience for your users. Read more here: https://support.google.com/partners/answer/7336691

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The first step to optimize the critical rendering path is to:

QUESTION The first step to optimize the critical rendering path is to: minimize number of critical resources: eliminate them, defer their download, mark them as async, and so on analyze and characterize your critical path: number of resources, bytes, length optimize the order in which the remaining critical resources are loaded: download all critical assets as early as possible to shorten the critical path length optimize the number of critical bytes to reduce the download time (number of roundtrips) The

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Currently, Google Optimize does NOT currently allow you to:

QUESTION Currently, Google Optimize does NOT currently allow you to: do heatmap analysis to better understand to user behaviour on your site use your existing goals and metrics in Google Analytics as experiment objectives test new website designs, layouts and content with a subset of your visitors serve experiments to specific groups of users that you’ve defined as Audiences in Google Analytics The correct answer is: do heatmap analysis to better understand to user behaviour on your site Explanation: You

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According to a Google poll, what is the top frustration when users browse the web on their mobile device?

QUESTION According to a Google poll, what is the top frustration when users browse the web on their mobile device? Being shown interstitials Not knowing where to click Watching a video Waiting for slow pages to load The correct answer is: Waiting for slow pages to load Explanation: In a recent Google poll, almost half of the respondents said their top frustration when browsing the web on their mobile device was waiting for slow pages to load (view on Google+

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At a minimum, what Speed index score should you be aiming for?

QUESTION At a minimum, what Speed index score should you be aiming for? Greater than 5000 Within 10% of similar sites Greater than 95% Less than 5000 The correct answer is: Less than 5000 Explanation: Useable Time: Customers want to see visible content that is “above-the-fold” as soon as possible. Load important content first and make sure that the site is usable in 3 seconds. Webpage test generates the speed index – the time to visual complete above the fold.

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What does “Variant A” in A/B Testing usually represent?

QUESTION What does “Variant A” in A/B Testing usually represent? Test version of the web page that is modified from the original Original version of the web page The correct answer is: Original version of the web page Explanation: Variant A is the original. Variants B through n each contain one or more elements that are modified from the original. Read more here: https://support.google.com/partners/answer/7336695

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Which is NOT true about Responsive Sites?

QUESTION Which is NOT true about Responsive Sites? Responsive Sites usually have faster load times vs Separate (m.dot) Sites Responsive Sites have one codebase, deployment and URL Responsive Sites are cost-effective Responsive Sites are easier to mainatin The correct answer is: Responsive Sites usually have faster load times vs Separate (m.dot) Sites Explanation: Read more here: https://support.google.com/partners/answer/7336593

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Which allows for efficient font reuse between pages?

QUESTION Which allows for efficient font reuse between pages? WOFF2 fonts The font matching algorithm Revalidation token The local() directive The correct answer is: Revalidation token Explanation: Specify revalidation and optimal caching policies: fonts are static resources that are infrequently updated. Make sure that your servers provide a long-lived max-age timestamp and a revalidation token to allow for efficient font reuse between different pages. Read more here: https://support.google.com/partners/answer/7336691

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Which of the following describes the Payment Request API correctly?

QUESTION Which of the following describes the Payment Request API correctly? It replaces your payment processor It is designed for external card readers It bypasses the checkout form It requires a phone number with a fingerprint reader The correct answer is: It bypasses the checkout form Explanation: The Payment Request API is an open and cross-browser standard that replaces traditional checkout flows by allowing merchants to request and accept any payment in a single API call. It vastly improves user

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How many times per second do most devices refresh their screens?

QUESTION How many times per second do most devices refresh their screens? 60 100 20 35 The correct answer is: 60 Explanation: Most devices today refresh their screens 60 times a second. If there’s an animation or transition running, or the user is scrolling the pages, the browser needs to match the device’s refresh rate and put up 1 new picture, or frame, for each of those screen refreshes. Each of those frames has a budget of just over 16ms

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Image information such as location and camera description can often be deleted to reduce image sizes. This type of information is called:

QUESTION Image information such as location and camera description can often be deleted to reduce image sizes. This type of information is called: GZIP raster metadata vector The correct answer is: metadata Explanation: Remove unnecessary image metadata: many raster images contain unnecessary metadata about the asset: geo information, camera information, and so on. Use appropriate tools to strip this data. Read more here: https://support.google.com/partners/answer/7336428

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