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Google Mobile Sites Assessment Exam Answers
Updated Google Mobile Sites Certification Questions & Answers:
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Resources With Responses That Are ______ For All Users Are Great Candidates To Be Cached By A CDN.
- variants
- sized
- identical
- different
How Many Times Per Second Do Most Devices Refresh Their Screens?
- 60
- 35
- 100
- 20
True Or False: To Instruct The Browser To Use The Default Device Width, You Would Use .
- False
- True
To Deliver The Fastest Possible Time To First Render, You Should Minimize The Number Of:
- critical resources
- critical HTML classes
- critical JavaScript functions
- CSS classes
Which Changes To “Geometric Properties” Affect The Layout?
- All of the answers are correct
- Top
- Heights
- Widths
For Each Font On Your Website You Should:
- Make sure to add as many as possible
- Minimize the HTML
- Add CSS
- Minimize the number of used variants
Which Can Be Sacrificed To Reduce The File Size Of An Image?
- Color range
- Compression
- Quality
- Rendering speed
- GZIP
- metadata
- raster
- vector
When Using Chrome Devtools, What Should You Limit The Connectivity To?
- Regular 2G
- Regular 4G
- Regular 3G
- No Throttling
At A Minimum, What Page Weight Should You Be Aiming For?
- 1MB
- 2MB
- More than 3MB
- Less than 1MB
- the DOM
- content of the page
- the styles of the page
- visible content
Before The Browser Can Render The Page, It Needs To Construct The:
- DOM and CSSOM trees
- UX trees
- Pixel pipeline
- HTML and JavaScript
- org
- com
- net
- net
- Improving elements of the UX
- Making transitions between pages faster
- Creating a fully optimized site
- Making the full page load faster
- 5ms – 6ms
- 9ms – 10ms
- 3ms – 4ms
- 7ms – 8ms
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- Asking the user to register to save their details
- Showing the desktop version of the site on mobile devices
- Offering secondary call-to-action buttons, like social sharing
- Making your primary call-to-action buttons more prominent
Which Allows For Efficient Font Reuse Between Pages?
- WOFF2 fonts
- The font matching algorithm
- Revalidation token
- The local() directive
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
- The same call-to-action should be used both on mobile and desktop sites
- A call-to-action should be on the second page
- A call-to-action should be used in menus only
True Or False: JavaScript Can Block DOM Construction Unless Explicitly Declared As Async.
- false
- true
- AMP HTML
- Inline CSS
- Custom Fonts
- Analytics
- True
- False
Which Is A Benefit Of A Mobile Site Over An App For Businesses?
- Shorter development timelines
- 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
AMP ______ The Page ______ Waiting For Resources To Download.
- displays; after
- caches; before
- indexes; while
- lays out; without
Which Components Often Account For Most Of The Downloaded Bytes On A Web Page?
- Fonts
- JavaScript
- Articles
- Images
In The Layout Step, The Browser:
- forces the DOM to be rebuilt
- first resizes elements before computing their position
- displays the on-screen elements in their new positions
- “computes the size and position of render tree elements “
Which Format Is Preferred For Multi-Device And High-Resolution Icons?
- Data URLs
- Vector (SVG)
- PNG
- JPEG
Which Describes How A Service Worker Operates?
- It can be used only when the user is browsing the website
- None of the answer options are correct
- It doesn’t handle network requests coming from the navigation on the website
- It runs a programmable network proxy
When Referring To The Critical Rendering Path In Site Performance, A Critical Resource Is:
- a resource that could block initial display of the page
- a resource that takes more than 500ms to load
- any resource that must be loaded
- any resource that returns a 404
True Or False: To Instruct The Browser To Use The Default Device Width, You Would Use .
- False
- True
Which Of The Following Describes An App Shell?
- It discourages caching of content that overlaps across pages of the website
- It is comprised of all page elements which are dependant of the specific page contents
- None of the answer options are correct
- It provides a fast first impression gracefully transitioning to a fully loaded page
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Which Of These Features Is Part Of A Progressive Web App?
- Location API
- UX API
- Add to home screen
- Call API
Which Is An Example Of An Unnecessary Resource Negatively Impacting The User Experience?
- One web font
- Optimized images
- Lazy loading
- A photo carousel on the homepage that allows the visitor to preview multiple photos with a quick click
Why Do CSS @Imports Harm Performance?
- They create a less efficient CSSOM
- They require additional CPU time to parse
- They can introduce unwanted dependencies
- @import loads files less efficiently than <link>
- Top Landing Pages Report
- Device Usage Report
- Checkout Behavior Analysis Report
- Product Performance Report
Which Of The Following Statements Is True About The Mobile Experience Of Users?
- It’s important to use call-to-action buttons to keep users in the same browser window
- It’s important to show a prominent “full site” label on a mobile site
- 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
Why Are Push Notifications Important For Advertisers?
- They give users the opportunity to re-engage with content they are interested in
- The information they deliver can be acted on immediately
- All of the answer options are correct
- They deliver timely updates to users
- True
- False
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
- 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
- analyze and characterize your critical path: number of resources, bytes, length
- optimize the number of critical bytes to reduce the download time (number of roundtrips)
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
- Greater than 95%
- Less than 5000
What’s The Fastest And Best-Optimized Resource?
- An image
- Web fonts
- The one not sent
- Javascript
Which Of The Following Describes The Payment Request API Correctly?
- It replaces your payment processor
- It requires a phone with a fingerprint reader
- It bypasses the checkout form
- It is designed for external card readers
Keeping CSS Independent Of HTML Allows Us To Treat_______and _______as Separate Concerns.
- user experience; speed
- images; articles
- content; design
- analytics; optimization
- False
- True
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 product detail page
- Campaign landing page brings the user to a page where the company promotes their phone number to receive calls
- Campaign landing page brings the user to the first step of a 3-step lead generation form
- Vector (SVG)
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
- Users rely on filters to narrow down search results
- 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
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How Do You Prioritize Optimization Of A Mobile Site For Browser Versions Or Screen Resolutions:
- Look for the highest number of sessions and lowest conversion rates (or highest bounce rates)
- Look for the oldest version of your site
- Optimize all at the same time
- Prioritize the site with the highest conversion rates
- dingbats
- descenders
- variants
- ligatures
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
- Watching a video
- Waiting for slow pages to load
- Being shown interstitials
- Not knowing where to click
- is relevant
- can be dismissed
- delivers in the background
- has a default action
Before Introducing Mobile Site Design Best Practices To Your Clients, You Should Examine Their:
- existing mobile sites
- staffing and budget
- design process
- page speed scores
True Or False: Constructing The Document Object Model (DOM) Requires Style Information.
- False
- True
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) sites²
- Responsive sites have one codebase, deployment and URL
- 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
- False
- True
- Exit Pages Report focusing on Page Views metric
- Landing Pages Report focusing on Bounce Rate metric
- All Pages Report focusing on Unique Page Views metric
- All Pages Report focusing on Average Time on Page metric
Why Can An Intermittently Available Mobile Network Result In A Poor Experience?
- It is less secure than WiFi
- Enabling WiFi reduces battery life
- It uses more data
- Some assets might not be loaded
At A Minimum, What Speed Index Score Should You Be Aiming For?
- Within 10% of similar sites
- Less than 5000
- Greater than 5000
- Greater than 95%
Currently, Google Optimize Does NOT Currently Allow You To:
- use your existing goals and metrics in Google Analytics as experiment objectives
- 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
- test new website designs, layouts and content with a subset of your visitors
Which Of The Following Is NOT A Best Practice To Optimize Forms On Mobile?
- Using a real-time validation for errors in forms
- Exposing options instead of using a drop-down menu
- Showing labels inside form fields for convenience
- Offering users a numerical keyboard for telephone number field
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What Is A Valid Event For A Service Worker To Emit When It’s Registered?
- Idle
- Canceled
- Stop
- Install
Why Did Facebook Create “2G Tuesdays”?
- To run a random experiment
- To understand how people on 2G use their product
- Facebook didn’t create “2G Tuesdays”
- Most users are on 2G
True Or False: Mobile Pages That Load 1 Second Faster See Up To A 27% Increase In Conversion Rate.
- true
- false
Which Most Accurately Describes The Purpose Of Compression?
- Combining files
- Minimizing file size
- Fitting more into the cache
- Making the code faster
- are accessed through the desktop device’s web browser
- require approvals to access
- have specific functionality for mobile devices
- need to be downloaded or installed to a device
Research Shows That Mobile Users Expect To:
- 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
- tap the logo at the top of a mobile page to take them to new products
Which Metric Is Affected By Slow Pagespeed?
- Clickthrough rate
- Impressions
- Conversion rate
- Viewthrough rate
- slows experience and therefore decreases conversion rate
- needs high bandwidth environments
- works even with unreliable network through service worker
- is the same as Accelerated Mobile Page
- Remembering and prefilling preferences of registered users in forms
- Letting users convert as a guest
- Asking for registration to use the site
- Using click-to-call buttons for complicated forms or complex tasks
