Mobile-Optimized Web Presence Flashcards
7 cards from real Mobile Marketing practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Mobile-Optimized Web Presence flashcards as text
What is the recommended minimum contrast ratio for normal text on mobile screens to meet WCAG AA accessibility standards?
Answer: 4.5:1
WCAG AA requires a minimum contrast ratio of 4.5:1 for normal text to ensure readability for users with visual impairments.
A mobile e-commerce site sees high add-to-cart rates but very low checkout completion. Which mobile-specific issue is most likely to blame?
Answer: A complex, multi-step checkout form not optimized for mobile input
Long checkout forms with poor input types (no numeric keypad for card numbers, no autocomplete) cause significant abandonment on mobile devices.
Which HTML input type attribute should be used for a phone number field to trigger the numeric keypad on mobile devices?
Answer: type='tel'
type='tel' triggers the telephone keypad (including + and # characters) on mobile browsers, which is the correct input type for phone numbers.
What is 'mobile-first indexing' as implemented by Google?
Answer: Google primarily uses the mobile version of a site for indexing and ranking
With mobile-first indexing, Google predominantly uses the mobile version of a page's content for indexing and ranking, even for desktop searches.
A travel site's mobile page uses large, full-screen video as the hero element. What is the most significant performance risk?
Answer: Large video files significantly increase page load time and data consumption
Full-screen hero videos have very large file sizes that dramatically increase load times and consume mobile users' data allowances.
Which approach best helps prevent accidental taps on adjacent interactive elements in a mobile navigation menu?
Answer: Adding sufficient spacing (padding/margin) between clickable items
Adequate padding and margin between interactive elements reduces the risk of accidental taps on the wrong item, especially with larger fingers.
When a mobile site implements 'infinite scroll' instead of pagination, what is the primary SEO concern?
Answer: Paginated content deep in the scroll may not be crawled or indexed by search engines
Googlebot may not scroll far enough to discover and index all content loaded dynamically via infinite scroll, leaving deep content out of search results.