Only Admin can Edit, Delete or Update

Question

I want to know if there is any way in WordPress that only Admin can update/edit or delete published posts/listings. User who have submitted the post/listing can't even edit/update or delete it.

Theme: DirectoryPress

Answer 1

Summary of Roles:

Super Admin - Someone with access to the blog network administration features controlling the entire network (See Create a Network).

Administrator - Somebody who has access to all the administration features

Editor - Somebody who can publish and manage posts and pages as well as manage other users' posts, etc.

Author - Somebody who can publish and manage their own posts

Contributor - Somebody who can write and manage their posts but not publish them

Subscriber - Somebody who can only manage their profile

Sourse -> http://codex.wordpress.org/Roles_and_Capabilities