There are several different types of tarot card decks. Decks contain 78 cards. The cards are divided into two sections called the Major Arcana and Minor Arcana. It is up to the individual to decide which type of deck to use. It would be beneficial to look at some deck reviews to find out which are fitting for the individual.
There are several useful links for beginners like Learning the Tarot - An On-line Course, The Tarot Beginner's Tips and Introductory Tarot.
People interested in courses about Tarot and becoming certified in Tarot can visit The American Tarot Association.