Weaknesses of Metasearch Engines
Meta-search engines do not search the Web or generate
their own indexes. Instead, a meta-search engine launches a query to multiple
search engines simultaneously and integrates the results into a single list.
Each meta-search engine has its own list of search engines.
Strengths of metasearch engines
for some esoteric topics
the "big picture" of a topic, that is, a snapshot of what is
may be highly relevant because retrieve the top-ranked sites from each
to use if all other search options have failed
results. Meta-search engines generally do not retrieve the total results from each
- May not handle
complex queries well because of searches across several search engines
that have diverse search protocols.