HTML Unordered lists are recommended to be used with a list of items where order is irrelevant. An unordered list starts with the < ul > tag. Each list item starts with the < li > tag.
The default bullet type for most web browsers is a black circle, but you can changed the default circle by using an HTML attribute called Type.
HTML ordered list should contain information where order should be emphasized, An ordered list starts with the < ol > tag. Each list item starts with the < li > tag.
Un-ordered list and Ordered List are single item list, each < li > tag cam makes one list item. In some cases you have to define more than one item in a list , then you can use Definition List. HTML Definition List start with < dl > tag and each sub heading start with < dt > tag and details start with < dd > tag.
