Chapter 11

Question 1

Definition of Social network

Answer 1

-group of people
-shared social interaction
- common ties
- sharing an area for period of time

Question 2

Types of social network

Answer 2

1. Interest-based social networks
2. Affinity communities
3. Sponsored communities
4. General communities
5. Practice networks

Question 3

Types of auction

Answer 3

1. English auction
2. Dutch Internet Auction
3. Penny (bidding fee) auction
4. name your own price auction

Question 4

Types of portals

Answer 4

1. General purpose portals
2. Vertical market portals