Who are they? An expert is a person who is very skilled at doing something or who knows a lot about a particular subject.
Who are they? A novice is someone who has been doing a job or other activity for only a short time and so is not experienced at it. This person has probably never climbed a mountain before, but they are on vacation and want to try to do something challenging.
good at taking pictures, you want a new challenge, you have positive attitude, you are not very strong but sometimes like to do exercise. you don't take sports very seriously.