Describe the type of attack

One of the reservations agents at Colonial Adventure Tours created the query shown inFigure 2-46 to list each trip name and the last name and first name of each corresponding guide. The query results included 410 records and he knows that this result is incorrect. Why did he get so many records?

What should he change in the query design to get the correct query results?

Describe the type of attack that GitHub experienced.GitHub 2018, ‘GitHub Survived the Biggest DDoS Attack Ever Recorded’,https://www.wired.com/story/github-ddos-memcached/

Solution: