Among databases, which search engine is the most useful, indexing over 57 billion unique web pages?单项选择题
A
Google
B
Ask
C
Bing
D
Facebook

Question

Among databases, which search engine is the most useful, indexing over 57 billion unique web pages?

BlackTom AI · Accepted Answer

To start, let's lay out the question in focus: which search engine among the options is the most useful for indexing a vast number of web pages, specifically over 57 billion unique pages?
Option 1: Google. This choice aligns with widely known industry data that Google operates the world’s largest web index, having indexed tens of billions of pages and continuing to grow. Its scale, ranking algorithms, and broad coverage make it the go-to example for a massive, continuously updated index.
Option 2: Ask. While once a popular search engine, Ask has never matched the scale or market presence of Google. Its indexing and search capabilities are significantly smaller in scope, and it is not recognized as indexing hundreds of billions of pages.
Option 3: Bing. Microsoft’s Bing is a major search engine with substantial indexing, but independent reporting places its index well below Google’s in size and comprehensiveness. While powerful, it is not characterized by indexing over 57 billion pages as a defining feature.
Option 4: Facebook. Facebook is primarily a social media platform with a vast amount of content, but it is not a general web search engine and does not index the open web in the way that Google, Bing, or other web search engines do. Its focus is social networking rather than comprehensive web indexing.
In summary, the claim that a search engine indexes over 57 billion unique web pages best fits Google, given its historically cited scale and dominance in web indexing. The other options either do not reach that scale or serve different purposes beyond a general web search index.

Among databases, which search engine is the most useful, indexing over 57 billion unique web pages?单项选择题

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