Semrush

Which type of mobile website version should you use to check if the “user agent HTTP header”? variable is included to identify and provide the relevant web version to the right user agent?

· Responsive web design · Independent/standalone mobile site · Dynamic serving

Semrush

True or false? Pre-fetch and pre-render are especially useful when you do not depend on 3rd party requests or contents from a CDN or a subdomain.

· True · False

Semrush

Fill in the blank. According to the latest statistics, 60% or more of all results for high volume keyword queries in the TOP-3 have already been moved over to run on ______

· HTTP · HTTPS · FTP

Semrush

What are the two valid statements with regard to the critical rendering path (CRP)?

· The non-critical CSS is required when the site starts to render · There is an initial view (which is critical) and below-the-fold-content · CRP on mobile is bigger than on a desktop · The “Critical”? tool on Github helps to build
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Semrush

Choose the correct statement about mark-up.

· Invalid mark-up still works, so there’s no need to control it · Even if GSC says that your mark-up is not valid, Google will still consider it · Changes in HTML can break the mark-up, so monitoring is needed

Semrush

Fill in the blanks. When you want to use _, make sure they are placed in plain HTML/X- robots tags. _ injected by JavaScript are considered less reliable, and the chances are that Google will ignore them.

· rel=amp HTML tags · hreflang tags · Canonical tags

Semrush

Choose a valid statement about AMP:

· Using AMP is the only way to get into the Google News carousel/box · AMP implementation is easy, there’s no need to rewrite HTML and build a new CSS · CSS files do not need to be inlined as non-blocking compared
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Semrush

True or false? The SEMrush Site Audit tool allows you only to define issues that slow down your website and does not give any recommendations on how to fix them.

· True · False

Semrush

You have site versions for France and Italy and you set up two hreflangs for them. For the rest of your end-users you plan to use the English version of the site. Which directive will you use?

· <link rel=”alternate” href=”http://example.com/” hreflang=”x-default”/> · <link rel=”alternate” href=”http://example.com/en” hreflang=”uk”/> · <link rel=”alternate” href=”http://example.com/en” hreflang=”en-au”/>

Semrush

Choose two optimization approaches that are useful for performance optimization:

· Avoid using new modern formats like WebP · Asynchronous requests · Increase the number of ССS files per URL · Proper compression & meta data removal for images