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Google Mobile Sites Assessment Answers (Academy for Ads)

Google Mobile Sites Certification Assessment Answers By Academy for Ads
Mobile Sites Assessment Answers
Google Mobile Sites Certification Exam Answers

This assessment covers basic and advanced concepts, including best practices for creating, managing, measuring, and optimizing mobile websites. Passing this assessment demonstrates a strong knowledge of mobile sites design, and an understanding of best practices and current browser technologies.

Study Mobile Sites

  1. Win customers with mobile sites
  2. Cut load times with Developer Tools
  3. Speed up mobile site rendering
  4. Key metrics for testing your site
  5. Optimize mobile site transfer size
  6. Optimize images and fonts
  7. Focus on mobile user experience
  8. Deliver user-centered mobile experiences
  9. Make mobile sites that drive conversions
  10. Test and optimize mobile experiences
  11. Create super fast sites with AMP
  12. Create Progressive Web Apps
  13. Engage users with APIs

Mobile Sites Assessment

  • 90 minutes
  • 65 questions
  • 80% passing score

Disclaimer: Google trademarks are the property of Alphabet Inc. This website is not officially affiliated or endorsed by Google in any way.


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

  • Device Usage Report
  • Checkout Behavior Analysis Report
  • Product Performance Report
  • Top Landing Pages Report

91.) AMP ______ the page ______ waiting for resources to download.

  • lays out; without
  • caches; before
  • indexes; while
  • displays; after

90.) True or false: Constructing the DOM requires style information.

  • True
  • False

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

  • True
  • False

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

  • Greater than 95%
  • Less than 5000
  • Greater than 5000
  • Within 10% of similar sites

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

  • More than 3MB
  • 2MB
  • 2.1MB
  • Less than 1MB

86.) What is it that the App shell helps with

  • Making transitions between pages faster
  • Improves elements of the UX
  • Making the full page load faster
  • Creating a fully optimized site

85.) The App shell helps with:

  • Making transitions between pages faster
  • Improving elements of the UX
  • Making the full page load faster
  • Creating a fully optimized site

84.) What’s the fastest and best-optimized resource?

  • An image
  • Web fonts
  • Javascrtipt
  • The one not sent

83.) Research shows that mobile users expect to:

  • tap the logo at the top of a mobile page to take them to new products
  • tap the logo at the top of a mobile page to take them back to the homepage
  • see the logo below the fold on mobile sites
  • tap the logo at the top of a mobile page to take them to a “Contact Us” page

82.) How can you make the job a lot simpler for the browser?

  • Add more parents
  • Change the selector to a class
  • Create more complex CSS
  • Follow the style guide

81.) How can you make the job simpler for the browser?

  • Add more parents
  • Change the selector to a class
  • Create more complex CSS
  • Follow the style guide

80.) A Progressive Web App:

  • works even with unreliable network through service worker
  • needs high bandwidth environments
  • slows experience and therefore decreases advertisers conversion rate
  • is the same as Accelerated Mobile Page

79.) Image _____ can be sacrificed to reduce the file size, and chances are the user will still like the resulting image.

  • compression
  • color range
  • quality
  • rendering speed

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

  • Compression
  • Color range
  • Quality
  • Rendering speed

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

  • Landing Pages Report focusing on Bounce Rate metric
  • Exit Pages Report focusing on Page Views metric
  • All Pages Report focusing on Unique Page Views metric
  • All Pages Report focusing on Average Time on Page metric

76.) Which is the best way to discover and prioritize landing pages for UX improvement potential?

  • Checking Landing Pages Report focusing on Bounce Rate metric
  • Checking Exit Pages Report focusing on Page Views metric
  • Checking All Pages Report focusing on Unique Page Views metric
  • Checking All Pages Report focusing on Average Time on Page metric

75.) Which most accurately describes the purpose of compression?

  • Making the code faster
  • Combining files
  • Minimizing file size
  • Fitting more into the cache

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

  • False
  • True

73.) To instruct the browser to use the default device width, you would use meta name=” viewport ” content=” width=device-width “.

  • True
  • False

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

  • Speedguide.net
  • Pingdom.com
  • Webpagetest.org
  • Speedtest.net

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

  • Exposing options instead of using a drop-down menu
  • Using a real-time validation for errors in forms
  • Offering users a numerical keyboard for telephone number field
  • Showing labels inside form fields for convenience

70.) True or False: You can experiment with google Analytics features by using the Google Merchandise Store demo account.

  • False
  • True

69.) 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.

  • False
  • True

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

  • metadata
  • vector
  • GZIP
  • raster

67.) Which changes to “geometric properties” affect the layout?

  • Top
  • All of the above
  • Heights
  • Widths

66.) Which changes to “geometric properties” affect the layout?

  • Top
  • All of the answers are correct
  • Heights
  • Widths

65.) Which is an example of a situation when an unnecessary resource negatively impacts the user experience.

  • 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

64.) 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
  • Lazy loading
  • Optimized images
  • One web font

63.) Which of these features is part of a Progressive Web App?

  • Call API
  • UX API
  • Add to home screen
  • Location API

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

  • user experience; speed
  • analytics; optimization
  • content; design
  • images; articles

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

  • Pixel pipeline
  • DOM and CSSOM trees
  • HTML and Javascript
  • UX trees

60.) For each font on your website you should:

  • Minimize the number of used variants
  • Add CSS
  • Minimize the HTML
  • Make sure to add as many as possible

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

  • Letting users convert as a guest
  • Using click-to-call buttons for complicated forms or complex tasks
  • Remembering and prefilling preferences of registered users in forms
  • Asking for registration to use the site

58.) How do you prioritize optimization of the 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

57.) 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

56.) In the layout step, the browser:

  • computes the size and position of render tree elements
  • displays the on-screen elements in their new positions
  • first resizes elements before computing their position
  • forces the DOM to be rebuilt

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

  • any resource that must be loaded
  • a resource that takes more than 500ms to load
  • a resource that could block initial display of the page
  • any resource that returns 404

54.) Which of these are NOT part of AMP:

  • AMP HTML
  • Analytics
  • Inline CSS
  • Custom Fonts

53.) Which is NOT part of AMP:

  • AMP HTML
  • Analytics
  • Inline CSS
  • Custom Fonts

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

  • Original version of the web page
  • Test version of the web page that is modified from the original
  • Greater than 95%
  • Less than 5000

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

  • False
  • True

50.) Before introducing mobile site design best practices to your clients, you should examine their.

  • page speed scores
  • staffing and budget
  • design process
  • existing mobile sites

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

  • Watching a video
  • Waiting for slow pages to load
  • Being shown interstitials
  • Not knowing where to click

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

  • Users are willing to accept longer load times for high-resolution images
  • It’s important to show as much information as possible on the visible part of a mobile site
  • It’s important to show a prominent “full site” label on a mobile site
  • It’s important to use call-to-action buttons to keep users in the same browser window

47.) Why did Facebook create “2G Tuesdays”?

  • To run a random experiment
  • Most users are on 2G
  • Facebook didn’t create “2G Tuesdays”
  • To understand how people on 2G use their product

46.) 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 these answer options describe a Service Worker
  • It can be used only when the user is browsing the website

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

  • The number of critical HTML classes
  • The number of CSS classes
  • The number of critical JavaScript functions
  • The number of critical resources

44.) Which of the following describes an App shell?

  • None
  • It comprises of all page elements which are dependant of the specific page contents
  • It discourages caching of content that overlaps across pages of the website
  • It provides a fast first impression gracefully transitioning to a fully loaded page

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

  • Stop
  • Install
  • Idle
  • Canceled

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

  • PNG
  • Vector (SVG)
  • JPEG
  • Data URLs

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

  • PNG
  • Vector (SVG)
  • JPEG
  • Data URLs

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

  • Vector (SVG)
  • Campaign landing page brings the user to the product detail page
  • Campaign landing page brings the user to the first step of a 3-step lead generation form
  • Campaign landing page brings the user to a page where the company promotes their phone number to receive calls

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

  • Regular 2G
  • No Throttling
  • Regular 3G
  • Regular 4G

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

  • Keep call to action on the second page
  • Same calls-to-action should be used both on mobile and desktop sites
  • Calls-to-action should be prominent on the visible area of the mobile homepage
  • Use only menus

37.) 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 used in menus only
  • A call-to-action should be on the second page
  • The same call-to-action should be used both on mobile and desktop sites

36.) True or false: Mobile pages that load 1s faster see up to a 27% increase in CvR.

  • True
  • False

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

  • True
  • False

34.) 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.

  • 3 – 4ms
  • 9 – 10ms
  • 5 – 6ms
  • 7 – 8ms

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

  • 3ms – 4ms
  • 9ms – 10ms
  • 5ms – 6ms
  • 7ms – 8ms

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

  • different
  • identical
  • variants
  • sized

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

  • JavaScript
  • Articles
  • Images
  • Fonts

30.) Mobile sites:

  • require approvals to access
  • need to be downloaded or installed to a device
  • are accessed through the desktop device’s web browser
  • have specific functionality for mobile devices

29.) Why do CSS @imports harm performance?

  • They can introduce unwanted dependencies
  • @import loads files less efficiently than
  • They create a less efficient CSSOM
  • They require additional CPU time to parse

28.) How does AMP work?

  • Keeps all third-party JavaScript out of the critical path
  • Doesn’t let extension mechanisms block rendering
  • Allows only asynchronous scripts
  • All of the answers are correct

27.) Why are push notifications important for advertisers?

  • 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
  • All of the answer options are correct

26.) The first step to optimize the critical rendering path is:

  • 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)
  • 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

25.) 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)
  • 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

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

  • Mobile sites require approvals before one can gain access
  • Mobile sites only work on Android
  • 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

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

  • Mobile sites require approvals before one can gain access
  • Mobile sites only work on Android
  • Shorter development timelines
  • You have to build a separate site for tablets and phones

22.) Currently, Google Optimize does NOT currently allow you to:

  • 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
  • use your existing goals and metrics in Google Analytics as experiment objectives

21.) Google Optimize does NOT currently allow you to:

  • 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
  • use your existing goals and metrics in Google Analytics as experiment objectives

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

  • False
  • True

19.) 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

18.) Some users are not 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

17.) Which is NOT true about responsive sites?

  • Responsive sites are cost-effective
  • Responsive sites are easier to maintain
  • Responsive sites usually have faster load times versus separate (m.dot) sites
  • Responsive sites have one codebase, deployment and URL

16.) A good notification:

  • is relevant
  • delivers in the background
  • has a default action
  • can be dismissed

15.) What makes a notification good?

  • It is relevant
  • It delivers in the background
  • It has a default action
  • It can be dismissed

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

  • ligatures
  • dingbats
  • descenders
  • variants

13.) Which metric is affected by slow pagespeed?

  • Conversion rate
  • Impressions
  • Clickthrough rate
  • Viewthrough rate

12.) What performance metrics are affected by slow pagespeed?

  • Conversion rate
  • Impressions
  • Clickthrough rate
  • Viewthrough rate

11.) Which of the following is NOT true about 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
  • Users rely on filters to narrow down search results
  • Positioning site search at the top of a mobile page with an open-text search box is a best practice

10.) 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
  • Users rely on filters to narrow down search results
  • Positioning site search at the top of a mobile page with an open-text search box is a best practice

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

  • Enabling WiFi reduces battery life
  • It uses more data
  • Some assets might not be loaded
  • It is less secure than WiFi

8.) Why can lie-fie 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

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

  • False
  • True

6.) Which of the following describes the Payment Request API correctly?

  • It requires a phone with a fingerprint reader
  • It bypasses the checkout form
  • It is designed for external card readers
  • It replaces your payment processor

5.) Which of the following describes the Payment API correctly?

  • It bypasses the checkout form
  • It requires a phone with a fingerprint reader
  • It replaces your payment processor
  • It is designed for external card readers

4.) The render tree contains:

  • visible content
  • content of the page
  • the DOM
  • the styles of the page

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

  • critical JavaScript functions
  • critical resources
  • CSS classes
  • critical HTML classes

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

  • 20
  • 35
  • 60
  • 100

1.) Which allows for efficient font reuse between pages?

  • Revalidation token
  • The local() directive
  • WOFF2 fonts
  • The font matching algorithm