| Count Property | Read-only. Returns an integer containing the number of objects in a collection. |
| Item Property | Returns a specific member of a Collection object either by position or by key. |
| Add Method | Adds a member to a Collection object. |
| GetEnumerator Method | Returns a reference to an IEnumerator interface, whose purpose is to grant access to an enumeration's items. |
| Remove Method | Removes a member from a Collection object. |