A: Depends on what is meant by enlightenment. If it means knowing all the secrets of the universe my reply is an emphatic no. If it means removal of doubt about reality then it is yes.
A: Enlightenment is a personal experience which can not be shared or copied. Therefore going into its details will be misleading. Suffice it to say that you see things which ordinarily you can not even think of seeing. It is an extraordinary sensory experience which can not be described in words.