It makes a refreshing change to carry a book which doesn't weigh a ton yet contains essential information on Oracle 11g. This guide is simple, concise and reasonably priced. The author clearly states that this guide does not include any exercises, readers will have to use other sources for practice material. It is ideal for anyone wishing to gain an overview of the product before delving into their own practice activities and/or for consolidating knowledge prior to taking the Oracle Database 11g Administration I certification exam. This guide is a must for anyone is preparing for their certification exam and wants help on separating the wood from the trees.