In the next session, you will learn about push technologies. Session 5.1 Quick Check u1. Describe push technology and pull technology, and provide examples of each. 2. What are three examples of Web 2.0 applications? 3. A series of related messages in a newsgroup or email is called a(n) 4. Most social websites have built-in that display content from different feeds. 5. What is a podcatcher and what does it do? 6. What is a mashup? 7. What is a common income source for developers who create mashups