The term 'COMMANDS AN ATTACK DOG' can be summarized by the four-letter word 'SICS', which stands for 'Security and Intelligence Command System'. This system is used to train attack dogs to respond to commands from their handlers. The handler must be able to give clear and precise commands to the dog in order for the dog to understand and obey. The handler must also be able to recognize the signs of aggression in the dog and be able to control it. Attack dogs are used in a variety of situations, such as law enforcement, military operations, and search and rescue missions.