Answer:
A: used by ISP's to filter out email SPAM
C: a way to help an individual focus on best choices when deciding what to watch or buy.
Explanation:
Collaborative filtering uses a community-based approach to filter spam. It works by collecting numerous email users from around the world. By doing this, it becomes possible for users to flag emails that are spam and those that are legitimate.
Also Collaborative Filtering is one of the most efficient techniques for building a system that can help a user when it comes to recommending best choices based on information from a large number of users.
Ethics:
- to ensure that privacy will not be lost.
-ensuring personal information is not lost
-information in the accountings will not be submitted or shared with anyone
-information will be saved and viewed by the business.
- The business will not falsely make the accountings.
A. Citing sources for documents you found on the web
Answer:
This is a pretty obvious answer.
An unwanted e-mail sent in bulk from people or organizations.
Explanation: