Mobile Sites Certification
- Research shows that mobile users expect to:
- Before the browser can render the page, it needs to construct the:
- Which metric is affected by slow pagespeed?
- Why do CSS @imports harm performance?
- A good notification:
- What is a tool that you can use to emulate and simulate a site that’s experiencing poor or unreliable connectivity?
- Which of the following describes an App shell?
- Which of the following reports in Google Analytics helps you to identify leakages from the conversion funnel?
- The first step to optimize the critical rendering path is to:
- Which allows for efficient font reuse between pages?
- Which is true about calls-to-action usage on mobile homepages?
- How do you prioritize optimization of a mobile site for browser versions or screen resolutions:
- Which changes to “geometric properties” affect the layout?
- Keeping CSS independent of HTML allows us to treat_____and _____as separate concerns.
- When using Chrome devtools, what should you limit the connectivity to?
- Before introducing mobile site design best practices to your clients, you should examine their:
- Some users aren’t comfortable converting on their mobile device. What could be an action you can take to improve their experience?
- What does “Variant A” in A/B Testing usually represent?
- Which of the following statements is true about the mobile experience of users?
- Which of the following is NOT a best practice for a financial company to keep users from dropping out of the funnel?
- Which describes how a Service Worker operates?
- To deliver the fastest possible time to first render, you should minimize the number of:
- How does AMP work?
- Which of these features is part of a Progressive Web App?
- AMP ___ the page ___ waiting for resources to download.
- True or false: A/B testing allows you to test two or more elements on the site to understand their effects on each other
- How many times per second do most devices refresh their screens?
- Why are push notifications important for advertisers?
- According to a Google poll, what is the top frustration when users browse the web on their mobile device?
- True or false: Mobile pages that load 1 second faster see up to a 27% increase in conversion rate.
- What’s the fastest and best-optimized resource?
- Which of the following is NOT true about the site search experience on mobile sites?
- The App shell helps with:
- To optimize for speed, you shouldn’t use too many webfonts and you should minimize the number of _____.
- At a minimum, what Speed Index score should you be aiming for?
- Resources with responses that are ___ for all users are great candidates to be cached by a CDN.
- Mobile sites:
- Which is NOT part of AMP:
- Which is an example of an unnecessary resource negatively impacting the user experience?
- To discover and prioritize landing pages for potential improvements to the user design, you should check the:
- In which of the following situations can a high bounce rate be interpreted as a good metric?
- Currently, Google Optimize does NOT currently allow you to:
- True or false: Images should never change when rotating a device screen or between different device sizes.
- Which can be sacrificed to reduce the file size of an image?
- A Progressive Web App:
- Which format is preferred for multi-device and high-resolution icons?
- In the layout step, the browser:
- Why can an intermittently available mobile network result in a poor experience?
- Why did Facebook create “2G Tuesdays”?
- True or false: JavaScript can block DOM construction unless explicitly declared as async.
- 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.
- How can you make the job simpler for the browser?
- Image information such as location and camera description can often be deleted to reduce image sizes. This type of information is called:
- Which components often account for most of the downloaded bytes on a web page?
- Which of the following describes the Payment Request API correctly?
- True or false: You can experiment with Google Analytics features by using the Google Merchandise Store demo account.
- When referring to the critical rendering path in site performance, a critical resource is:
- True or false: Constructing the Document Object Model (DOM) requires style information.
- At a minimum, what page weight should you be aiming for?
- True or false: To instruct the browser to use the default device width, you would use .
- Which most accurately describes the purpose of compression?
- Which is a benefit of a mobile site over an app for businesses?
- Which is NOT true about responsive sites?
- What is a valid event for a Service Worker to emit when it’s registered?
- The render tree contains:
- Which of the following is NOT a best practice to optimize forms on mobile?
- For each font on your website you should:
- If you’re in an animation like scrolling, you should ideally be looking to keep your JavaScript to something in the region of: