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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.
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: 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:
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