Write an SQL query to find all pairs of users (A, B) such that both A and B have blurted on a common topic but A is not following B. Your query should print the names of A and B in that order.

Which is a benefit of getting information from a government website? a. the information will be easy to understand. ob. the information will be the most current. oc. the information can be trusted.

Your boss wants you to configure his laptop so that he can access the company network when he is on the road. you suggest a vpn connection to him. he is very concerned about security and asks you how secure vpn is. what do you tell him?

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?