M2L2 Review Grade 6th

Crawling is the process where search engines scan the web for new pages.

• True
• False

Indexing means ranking websites from the most popular to the least popular.

• True
• False

Search engines store collected information in a large database called an index.

• True
• False

Indexing happens before crawling.

• True
• False

1. What is the purpose of crawling?

2. (select more than one answer)

• • To discover new web pages

• • To delete old pages

• • To rank pages

• • To follow links on websites

10. Which of the following describe a search engine index?

11. (select more than one answer)

• • A tool for deleting websites

• • A huge digital library of web pages

• • A ranking algorithm

• • A database created by crawlers

6. Why is ranking important?

7. (select more than one answer)

• • It helps users find useful results quickly

• • It makes websites slower

• • It shows the most relevant pages first

• • It removes websites from the internet

3. During indexing, search engines…
   (select more than one answer)

• • Change web addresses

• • Delete irrelevant websites immediately

• • Organize information into a database

• • Store content found by crawlers

What happens during indexing?

• Pages are scanned for links

• Websites are deleted

• Content is organized and stored in a database

• Results are ranked

What is the first step in how search engines work?

• Ranking

• Indexing

• Searching

• Crawling