SEO 面试题与答案
问题 31. What is keyword density?
Keyword density is the ratio or percentage of keywords used on a specific page. Around 3 to 4 percent is considered best practice.
问题 32. What is keyword stuffing?
Keyword stuffing is considered to be a form of the black-hat SEO method. Increasing the keyword frequency to rank for specific keywords is generally frowned upon and could get your website penalized.
问题 33. What is keyword stemming?
Google algorithm’s ability to identify different word forms on the basis of a particular word in a search query is called keyword stemming. This is done by adding prefixes, suffixes, pluralization, etc.
问题 34. What is keyword prominence?
Keyword prominence shows the prominent placement (on the header, in the opening paragraph, at the start of a sentence, in meta tags, etc.) of keywords within a web page.
问题 35. How many keywords should you use on a page?
It is good to have three primary keywords and some secondary keywords, but it shouldn’t look unnatural within the content, and the number of keywords to be used depends on the content length, page flow, keyword difficulty, etc.
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