Crash Course-AI#17

What is one of the main functions of search engines?

• To find information

• To play music

• To drive cars

• To cook food

What is the first step for AI systems when gathering data from the web?

• Asking a librarian

• Building an index

• Ranking web pages

• Using a web crawler

How do search engines determine the relevance of web pages?

• By the length of the URL

• By the color of the page

• By user behavior like clicks and bounces

• By the number of images

What is a knowledge base in the context of AI?

• A system that encodes information about the universe

• A place to store books

• A music streaming service

• A type of web browser

What is the name of the knowledge base created by Carnegie Mellon University?

• Siri

• Watson

• NELL

• Alexa