Is Pre-Order traversal on a binary tree same as Depth First Search?

Question

It seems to me like Pre-order traversal and DFS are same as in both the cases we traverse till the leaf node in a depth wise fashion. Could anyone please correct me if I am

Answer 1

Pre-order is one type of DFS.

There are three types of depth-first traversal: pre-order, in-order, and post-order.

Check out here for more info.