Problem
1. What is a servlet container?
2. Most user-written servlets extend what predefined class?
3. What are the purposes of the doGet, doPost, and doPutmethods of the Http Servlet class?
4. Describe the two parameters to doGet and doPost.
5. What must the first markup output of a servlet to a client be?
6. What class of object is used to create markup output of a servlet to a client?