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      Google Mobile Sites Certification Assessment Exam Answers 2019 PDF

      Deprecated, new moved to: https://gumroad.com/l/Google-Measurement-Certification-Exam-Answers

      Google Mobile Sites Certification Assessment Exam Answers 2019 PDF


      Score 100% in last review (see the image).

      The language of the answers are in English. In Google Ads exams, you can choose the language before the exam and when you pass you can see the certification in your language.

      Some questions:

      Which describes how a Service Worker operates?

      It doesn’t handle network requests coming from the navigation on the website

      It runs a programmable network proxy

      None of the answer options are correct

      It can be used only when the user is browsing the website

      When referring to the critical rendering path in site performance, a critical resource is:

      any resource that must be loaded

      a resource that could block initial display of the page

      any resource that returns a 404

      a resource that takes more than 500ms to load

      Why did Facebook create “2G Tuesdays”?

      To understand how people on 2G use their product

      Most users are on 2G

      To run a random experiment

      Facebook didn’t create “2G Tuesdays”

      A Progressive Web App:

      works even with unreliable network through service worker

      slows experience and therefore decreases conversion rate

      needs high bandwidth environments

      is the same as Accelerated Mobile Page

      Which of the following is NOT a best practice for a financial company to keep users from dropping out of the funnel?

      Remembering and prefilling preferences of registered users in forms

      Letting users convert as a guest

      Using click-to-call buttons for complicated forms or complex tasks

      Asking for registration to use the site

      In the layout step, the browser:

      first resizes elements before computing their position

      forces the DOM to be rebuilt

      “computes the size and position of render tree elements “

      displays the on-screen elements in their new positions

      Which is an example of an unnecessary resource negatively impacting the user experience?

      A photo carousel on the homepage that allows the visitor to preview multiple photos with a quick click

      One web font

      Optimized images

      Lazy loading

      Why are push notifications important for advertisers?

      All of the answer options are correct

      The information they deliver can be acted on immediately

      They give users the opportunity to re-engage with content they are interested in

      They deliver timely updates to users

      Why can an intermittently available mobile network result in a poor experience?

      It uses more data

      Enabling WiFi reduces battery life

      Some assets might not be loaded

      It is less secure than WiFi

      To discover and prioritize landing pages for potential improvements to the user design, you should check the:

      All Pages Report focusing on Unique Page Views metric

      Landing Pages Report focusing on Bounce Rate metric

      Exit Pages Report focusing on Page Views metric

      All Pages Report focusing on Average Time on Page metric

      Which of the following is NOT a best practice to optimize forms on mobile?

      Showing labels inside form fields for convenience

      Using a real-time validation for errors in forms

      Exposing options instead of using a drop-down menu

      Offering users a numerical keyboard for telephone number field

      Before introducing mobile site design best practices to your clients, you should examine their:

      staffing and budget

      page speed scores

      design process

      existing mobile sites

      AMP ______ the page ______ waiting for resources to download.

      displays; after

      caches; before

      indexes; while

      lays out; without

      When using Chrome devtools, what should you limit the connectivity to?

      a – No Throttling

      b – Regular 4G

      c – Regular 3G

      d – Regular 2G

      The render tree contains:

      the styles of the page

      visible content

      content of the page

      the DOM

      True or false: Constructing the Document Object Model (DOM) requires style information.



      Keeping CSS independent of HTML allows us to treat_______and _______as separate concerns.

      content; design

      user experience; speed

      analytics; optimization

      images; articles

      What is a valid event for a Service Worker to emit when it’s registered?





      At a minimum, what page weight should you be aiming for?

      Less than 1MB

      More than 3MB



      True or false: You can experiment with Google Analytics features by using the Google Merchandise Store demo account.

      True or false: A/B testing allows you to test two or more elements on the site to understand their effects on each other

      Which of the following reports in Google Analytics helps you to identify leakages from the conversion funnel?

      Device Usage Report

      Top Landing Pages Report

      Product Performance Report

      Checkout Behavior Analysis Report

      Mobile sites:

      are accessed through the desktop device’s web browser

      need to be downloaded or installed to a device

      have specific functionality for mobile devices

      require approvals to access

      To deliver the fastest possible time to first render, you should minimize the number of:

      a – critical HTML classes

      b – critical resources

      c – critical JavaScript functions

      d – CSS classes

      Which of these features is part of a Progressive Web App?

      UX API

      Location API

      Call API

      Add to home screen

      Which of the following is NOT true about the site search experience on mobile sites?

      Smart-search features like auto-complete and corrected misspelling are especially important to have on small screens

      Comprehensive search results are better than concise results

      Positioning site search at the top of a mobile page with an open-text search box is a best practice

      Users rely on filters to narrow down search results

      How does AMP work?

      Doesn’t let extension mechanisms block rendering

      Keeps all third-party JavaScript out of the critical path

      All of the answers are correct

      Allows only asynchronous scripts

      True or false: Mobile pages that load 1 second faster see up to a 27% increase in conversion rate.

      Which metric is affected by slow pagespeed?

      Clickthrough rate

      Conversion rate

      Viewthrough rate


      The App shell helps with:

      Making transitions between pages faster

      Making the full page load faster

      Improving elements of the UX

      Creating a fully optimized site

      How do you prioritize optimization of a mobile site for browser versions or screen resolutions:

      Look for the oldest version of your site

      Look for the highest number of sessions and lowest conversion rates (or highest bounce rates)

      Prioritize the site with the highest conversion rates

      Optimize all at the same time

      What’s the fastest and best-optimized resource?

      An image

      Web fonts

      The one not sent


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





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





      How can you make the job simpler for the browser?

      Follow the style guide

      Add more parents

      Change the selector to a class

      Create more complex CSS

      Resources with responses that are ______ for all users are great candidates to be cached by a CDN.





      Which of the following describes the Payment Request API correctly?

      a – It is designed for external card readers

      b – It replaces your payment processor

      c – It bypasses the checkout form

      d – It requires a phone with a fingerprint reader

      Which allows for efficient font reuse between pages?

      Revalidation token

      The local() directive

      The font matching algorithm

      WOFF2 fonts

      Which is NOT true about responsive sites?

      a – Responsive sites are easier to maintain

      b – Responsive sites are cost-effective

      c – Responsive sites have one codebase, deployment andURL

      d – Responsive sites usually have faster load times versus separate (m.dot) sites

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

      Greater than 95%

      Less than 5000

      Test version of the web page that is modified from the original

      Original version of the web page

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

      Within 10% of similar sites

      Greater than 5000

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

      Not knowing where to click

      Watching a video

      Waiting for slow pages to load

      Being shown interstitials

      Currently, Google Optimize does NOT currently allow you to:

      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

      do heatmap analysis to better understand to user behaviour on your site

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

      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)

      analyze and characterize your critical path: number of resources, bytes, length

      minimize number of critical resources: eliminate them, defer their download, mark them as async, and so on

      For each font on your website you should:

      Minimize the HTML

      Make sure to add as many as possible

      Minimize the number of used variants

      Add CSS

      What is a tool that you can use to emulate and simulate a site that’s experiencing poor or unreliable connectivity?





      Which most accurately describes the purpose of compression?

      Combining files

      Minimizing file size

      Fitting more into the cache

      Making the code faster

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

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

      You have to build a separate site for tablets and phones

      Shorter development timelines

      Mobile sites only work on Android

      Mobile sites require approvals before one can gain access

      Before the browser can render the page, it needs to construct the:

      HTML and JavaScript

      UX trees

      Pixel pipeline

      DOM and CSSOM trees

      If you’re in an animation like scrolling, you should ideally be looking to keep your JavaScript to something in the region of:

      7ms – 8ms

      5ms – 6ms

      3ms – 4ms

      9ms – 10ms

      Which changes to “geometric properties” affect the layout?




      Which of the following statements is true about the mobile experience of users?

      a – Users are willing to accept longer load times for high-resolution images

      b – It’s important to show as much information as possible on the visible part of a mobile site

      c – It’s important to use call-to-action buttons to keep users in the same browser window

      d – It’s important to show a prominent “full site” label on a mobile site

      In which of the following situations can a high bounce rate be interpreted as a good metric?

      Campaign landing page brings the user to the first step of a 3-step lead generation form

      Vector (SVG)

      Campaign landing page brings the user to the product detail page

      Campaign landing page brings the user to a page where the company promotes their phone number to receive calls

      Which of the following describes an App shell?

      a – It provides a fast first impression gracefully transitioning to a fully loaded page

      b – It discourages caching of content that overlaps across pages of the website

      c – It is comprised of all page elements which are dependant of the specific page contents

      d – None of the answer options are correct

      A good notification:

      is relevant

      has a default action

      delivers in the background

      can be dismissed

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




      Why do CSS @imports harm performance?

      They create a less efficient CSSOM

      @import loads files less efficiently than <link>

      They require additional CPU time to parse

      They can introduce unwanted dependencies

      Which is NOT part of AMP:

      Custom Fonts

      Inline CSS

      AMP HTML


      True or false: To instruct the browser to use the default device width, you would use <meta name=”viewport” content=”width=device-width”>

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

      Data URLs



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

      Rendering speed

      Color range



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

      A call-to-action should be prominent on the visible area of the mobile homepage

      A call-to-action should be on the second page

      The same call-to-action should be used both on mobile and desktop sites

      A call-to-action should be used in menus only

      Which components often account for most of the downloaded bytes on a web page?




      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.

      Research shows that mobile users expect to:

      a – see the logo below the fold on mobile sites

      b – tap the logo at the top of a mobile page to take them to new products

      c – tap the logo at the top of a mobile page to take them to a “Contact Us” page

      d – tap the logo at the top of a mobile page to take them back to the homepage

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

      Offering secondary call-to-action buttons, like social sharing

      Asking the user to register to save their details

      Making your primary call-to-action buttons more prominent

      Showing the desktop version of the site on mobile devices

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

      More info about the certification:


      More info of other products in:


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      Google Mobile Sites Certification Assessment Exam Answers 2019 PDF

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