Simple Searching: Browsing Subject Directories

Because subject directories are manually collected by people, their size is somewhat limited. This limitation is their strength, though, because the people who run subject directories help filter out a lot of the worthless web pages. Other tools that rely on computers to process web pages cannot filter pages in this way.

Therefore, the human-centered aspect of subject directories is both their greatest strength and their greatest weakness.

Now let's take a look at how to search on subject directories using Yahoo! as our example.