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Which of the following describes an App shell?

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

100% Correct Answer
It provides a fast first impression gracefully transitioning to a fully loaded page

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Google Mobile Sites Certification Exam Answers

Google Mobile Sites Certification Exam Answers

  1. 09/06/2019 Which of the following is NOT true about site search experience on mobile sites?
  2. 09/06/2019 Which format is preferred for the multi-device and high-resolution icons?
  3. 09/06/2019 What is a benefit of mobile site over an app for businesses?
  4. 09/06/2019 The first step to optimize the critical rendering path is:
  5. 09/06/2019 Some users are not comfortable converting on their mobile device. What could be an action you can take to improve their experience?
  6. 09/06/2019 Which of these are NOT part of AMP:
  7. 09/06/2019 Which of the following describes the Payment API correctly?
  8. 09/06/2019 Which is an example of a situation when an unnecessary resource negatively impacts the user experience.
  9. 09/06/2019 What performance metrics are affected by slow pagespeed?
  10. 09/06/2019 What makes a notification good?
  11. 09/06/2019 What is it that the App shell helps with
  12. 09/06/2019 True or false: Mobile pages that load 1s faster see up to a 27% increase in CvR.
  13. 09/06/2019 True or false: Constructing the DOM requires style information.
  14. 09/06/2019 Image _____ can be sacrificed to reduce the file size, and chances are the user will still like the resulting image.
  15. 09/06/2019 How do you prioritize optimization of the mobile site for browser versions or screen resolutions:
  16. 09/06/2019 How can you make the job a lot simpler for the browser?
  17. 09/06/2019 Google Optimize does NOT currently allow you to:
  18. 08/02/2018 To discover and prioritize landing pages for potential improvements to the user design, you should check the:
  19. 08/02/2018 To deliver the fastest possible time to first render, you should minimize the number of:
  20. 08/02/2018 Why can an intermittently available mobile network result in a poor experience?
  21. 17/12/2017 A Progressive Web App:
  22. 17/12/2017 According to a Google poll, what is the top frustration when users browse the web on their mobile device?
  23. 17/12/2017 AMP ______ the page ______ waiting for resources to download.
  24. 17/12/2017 At a minimum, what page weight should you be aiming for?
  25. 17/12/2017 At a minimum, what Speed Index score should you be aiming for?
  26. 17/12/2017 Before introducing mobile site design best practices to your clients, you should examine their:
  27. 17/12/2017 Before the browser can render the page, it needs to construct the:
  28. 17/12/2017 For each font on your website you should:
  29. 17/12/2017 Currently, Google Optimize does NOT currently allow you to:
  30. 17/12/2017 How can you make the job simpler for the browser?
  31. 17/12/2017 How do you prioritize optimization of a mobile site for browser versions or screen resolutions:
  32. 17/12/2017 How does AMP work?
  33. 17/12/2017 How many times per second do most devices refresh their screens?
  34. 17/12/2017 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.
  35. 17/12/2017 Which can be sacrificed to reduce the file size of an image?
  36. 17/12/2017 Image information such as location and camera description can often be deleted to reduce image sizes. This type of information is called:
  37. 17/12/2017 In the layout step, the browser:
  38. 17/12/2017 In which of the following situations can a high bounce rate be interpreted as a good metric?
  39. 17/12/2017 Keeping CSS independent of HTML allows us to treat_______and _______as separate concerns.
  40. 17/12/2017 Mobile sites:
  41. 17/12/2017 Research shows that mobile users expect to:
  42. 17/12/2017 Resources with responses that are ______ for all users are great candidates to be cached by a CDN.
  43. 17/12/2017 Some users aren’t comfortable converting on their mobile device. What could be an action you can take to improve their experience?
  44. 17/12/2017 The first step to optimize the critical rendering path is to:
  45. 17/12/2017 The render tree contains:
  46. 17/12/2017 To optimize for speed, you shouldn’t use too many webfonts and you should minimize the number of _____.
  47. 17/12/2017 True or false: A/B testing allows you to test two or more elements on the site to understand their effects on each other
  48. 17/12/2017 True or false: Constructing the Document Object Model (DOM) requires style information.
  49. 17/12/2017 True or false: Images should never change when rotating a device screen or between different device sizes.
  50. 17/12/2017 True or false: JavaScript can block DOM construction unless explicitly declared as async.
  51. 17/12/2017 True or false: Mobile pages that load 1 second faster see up to a 27% increase in conversion rate.
  52. 17/12/2017 True or false: To instruct the browser to use the default device width, you would use <meta name="viewport" content="width=device-width">.
  53. 17/12/2017 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.
  54. 17/12/2017 True or false: You can experiment with Google Analytics features by using the Google Merchandise Store demo account.
  55. 17/12/2017 What does “Variant A” in A/B Testing usually represent?
  56. 17/12/2017 Which is a benefit of a mobile site over an app for businesses?
  57. 17/12/2017 What is a tool that you can use to emulate and simulate a site that’s experiencing poor or unreliable connectivity?
  58. 17/12/2017 What is a valid event for a Service Worker to emit when it’s registered?
  59. 17/12/2017 The App shell helps with:
  60. 17/12/2017 A good notification:
  61. 17/12/2017 Which metric is affected by slow pagespeed?
  62. 17/12/2017 What’s the fastest and best-optimized resource?
  63. 17/12/2017 When referring to the critical rendering path in site performance, a critical resource is:
  64. 17/12/2017 When using Chrome devtools, what should you limit the connectivity to?
  65. 17/12/2017 Which allows for efficient font reuse between pages?
  66. 17/12/2017 Which changes to “geometric properties” affect the layout?
  67. 17/12/2017 Which components often account for most of the downloaded bytes on a web page?
  68. 17/12/2017 Which describes how a Service Worker operates?
  69. 17/12/2017 Which format is preferred for multi-device and high-resolution icons?
  70. 17/12/2017 Which is an example of an unnecessary resource negatively impacting the user experience?
  71. 17/12/2017 Which is NOT true about Responsive Sites?
  72. 17/12/2017 Which is the best way to discover and prioritize landing pages for UX improvement potential?
  73. 17/12/2017 Which is true about calls-to-action usage on mobile homepages?
  74. 17/12/2017 Which most accurately describes the purpose of compression?
  75. 17/12/2017 Which of the following describes an App shell?
  76. 17/12/2017 Which of the following describes the Payment Request API correctly?
  77. 17/12/2017 Which of the following is NOT a best practice for a financial company to keep users from dropping out of the funnel?
  78. 17/12/2017 Which of the following is NOT a best practice to optimize forms on mobile?
  79. 17/12/2017 Which of the following is NOT true about the site search experience on mobile sites?
  80. 17/12/2017 Which of the following reports in Google Analytics helps you to identify leakages from the conversion funnel?
  81. 17/12/2017 Which of the following statements is true about the mobile experience of users?
  82. 17/12/2017 Which is NOT part of AMP:
  83. 17/12/2017 Which of these features is part of a Progressive Web App?
  84. 17/12/2017 Which of these should be minimized to deliver the fastest possible time to firstrender?
  85. 17/12/2017 Why are push notifications important for advertisers?
  86. 17/12/2017 Why can lie-fie result in a poor experience?
  87. 17/12/2017 Why did Facebook create “2G Tuesdays”?
  88. 17/12/2017 Why do CSS @imports harm performance?