UITableView

Apple provide many samples to help you. SimpleDrillDown is one of them that you may find helpful.

 

Also there are a lot of really good training videos out there that will help you a lot. This iTunes U content might be useful, and don't forget the free sessions from this year's WWDC.

In direct answer to your question, you'd typically have a Navigation View Controller and two Table View Controllers (one for the list, one for the detail, or maybe one table view and one plain-old view).

 

This is one of the typical applications in iPhone.

The documentation in the apple website is quite great. You can start by reading this guide: http://developer.apple.com/iphone/l...ewsiPhone.html#//apple_ref/doc/uid/TP40007451

It helped me in many ways

 

If you can't grasp it from the Apple documentation then take a look at Beginning iPhone 3 Development. That's what I use, and they explain exactly what you're wanting to do very well.