CertificationAnswers

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

 

descenders

 

variants

 

ligatures

 

dingbats

 

Explanation:

 

Audit and monitor your font use: don’t use too many fonts on your pages, and, for each font, minimize the number of used variants. This helps produce a more consistent and a faster experience for your users.

Read more here: https://support.google.com/partners/answer/7336691

 

 

 

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

 

HTML and Javascript

 

UX trees

 

Pixel pipeline

 

DOM and CSSOM trees

 

Explanation:

 

Before the browser can render the page, it needs to construct the DOM and CSSOM trees. As a result, we need to ensure that we deliver both the HTML and CSS to the browser as quickly as possible.

Read more here: https://support.google.com/partners/answer/7336282

 

 

 

Which of the following describes the Payment Request API correctly?

 

It replaces your payment processor

 

It is designed for external card readers

 

It bypasses the checkout form

 

It requires a phone number with a fingerprint reader

 

Explanation:

 

The Payment Request API is an open and cross-browser standard that replaces traditional checkout flows by allowing merchants to request and accept any payment in a single API call.

It vastly improves user workflow during the purchase process, providing a more consistent user experience and enabling web merchants to easily leverage disparate payment methods. The Payment Request API is not a new payment method, nor does it integrate directly with payment processors.

Read more here: https://support.google.com/partners/answer/7336433

 

 

 

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

 

True

 

False

 

Explanation:

 

JavaScript is powerful, it can modify just about every aspect of the page, but it can also block DOM construction and delay page rendering (see also Adding interactivity with JavaScript). To keep JavaScript from delaying page rendering, AMP allows only asynchronous JavaScript.

Read more here: https://support.google.com/partners/answer/7336293

 

 

 

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

 

Being shown interstitials

 

Not knowing where to click

 

Watching a video

 

Waiting for slow pages to load

 

Explanation:

 

In a recent Google poll, almost half of the respondents said their top frustration when browsing the web on their mobile device was waiting for slow pages to load (view on Google+ and Twitter).

60% of mobile users expect mobile websites to load within 3 seconds. And on average, 75% of people will abandon a mobile website if it takes any longer than 5 seconds to load.

Read more here: https://support.google.com/partners/answer/7335657

 

 

 

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

 

 

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

 

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