Workshop

The workshop is designed to help you anticipate possible questions, review what you've learned, and begin learning how to put your knowledge into practice.

Quiz

1:	Which function would you use to start or resume a session?
A1:	You can start a session by using the session_start() function.
2:	Which function contains the current session's ID?
A2:	You can access the session's ID by using the session_id() function.
3:	How would you end a session and erase all traces of it for future visits?
A3:	The session_destroy() function removes all traces of a session for future requests.
4:	What does the SID constant return?
A4:	If cookies are not available, the SID constant contains a name/value pair that can be incorporated in a query string. It will pass the session ID from script request to script request.

Activity

Create a script that uses session functions to remember which pages in your environment the user has visited. Provide the user with a list of links on each page to make it easy for her to retrace her steps.