Searching the Web
作者：Robert Ricijaš
1. Subject trees
1.1. Choose subject area
1.1.1. Sports
1.1.1.1. Team sports
1.1.1.2. Individual sports
1.1.2. Informatics
1.1.2.1. Hardware
1.1.2.2. Software
1.2. The most used
1.2.1. Yahoo!
1.2.2. Open Directory
2. Search engines
2.1. Search for information
2.1.1. Keyword
2.2. Result
2.2.1. Web documents
2.2.2. Short description
2.2.3. URL adress
2.3. The most popular
2.3.1. Google
2.3.2. Ask.com
2.3.3. Bing
3. Intelligent agents
3.1. Tasks
3.1.1. Gathers information
3.1.2. Perform repetive tasks
3.1.3. Remember forgotten things
3.1.4. Summarize complex data
3.2. The most popular one
3.2.1. Copernic
3.2.2. BotSpot
3.2.3. MobileWare
4. Metasearch engines
4.1. Use another search engine's data
4.1.1. Produce own results
4.2. The most popular
4.2.1. WebCrawler
4.2.2. Dogpile
4.2.3. Yippy
5. Searching techniques
5.1. Logical operators
5.1.1. And
5.1.2. Or
5.1.3. Not