Standard search engine spiders are typically unable to index <u>databases of unlinked content. sites that require user login</u>.
Search engines usually refer to links to paid listings as "paid". A banner ad is an ad that appears in a box on a page (usually at the top of the page, but sometimes on the side or bottom of the page).
The title tag should contain important keywords. This allows search engines to determine what the page is about and index those keywords. The best way to ensure that pages can be found with specific keywords is to list them as keywords in your meta tags.\
A search engine is a software system for performing web searches. They systematically search the World Wide Web for specific information specified in a textual web search query. Search results are usually displayed in a result row called a search engine results page.
Learn more about search engines here brainly.com/question/512733
#SPJ4
According to a study of the American Association of Retired Person or AARP, the number one reason women gave for getting a divorce is emotional and physical abuse.
According to AARP survey of people who divorced between the ages of forty and sixty-nine found that just one in three had wed again.
Answer:
The answer is a double-blind study.
Explanation:
A double-blind study is a research method in which neither the participants or the researchers are aware about which group is receiving the treatment. This is done in order to avoid biases such as the placebo effect, as well as preventing accidental cues given by the researchers.
The greatest advantage of this approach is its high validity.