Chapter 39

Question 1

What is web mining

Answer 1

Searching the web

Question 2

What are 3 major types of searches on web

Answer 2

1. Keyword-based search
2. Querying deep web sources
3. Random surfing

Question 3

Why we use web warehousing

Answer 3

Web data is unstructured and dynamic, keyword search is insufficient in simple search engines. But in web warehousing Data Mining is required for understanding the web. Data mining used to rank and find high quality pages, thus making most of search time in web warehousing. It also utilize number of visits and number of sessions.

Question 4

What are 2 options in response of cookies request

Answer 4

1. No cookie found

2. Referrer

Question 5

From where the traffic info comes from

Answer 5

1. . Log files.
2. Cookies.
3. Network traffic.
4. Page tagging.
5. ISP (Internet Service Provider)
6. Others

Question 6

What is CLF or clog

Answer 6

Common log file format

Question 7

What is ECLF

Answer 7

Extended Common Log file Format

Question 8

What is cookie

Answer 8

A cookie is a small piece of information generated by the Web server and stored on the client machine.