_____ directories update their indexes and databases automatically to reflect changes in a Web site.
A) Cookie-based
B) Open-term
C) Human-powered
D) Crawler-based

Question

Quizplus · Accepted Answer

Crawler-based directories use automated software programs, also known as crawlers or spiders, to scan the web and gather information about websites. This allows them to update their indexes and databases automatically, reflecting changes in a website without requiring human intervention.

_____ Directories Update Their Indexes and Databases Automatically to Reflect