How is Ambari different from ZooKeeper?

There is a huge difference between tasks performed by these two technologies if looked closely. The following comparison will give you a clearer idea:

Therefore, though these tasks may seem similar from a distance, actually, these two technologies perform different tasks on the same Hadoop cluster making it agile, responsive, scalable, and fault-tolerant in a big way. As an Apache Ambari Administrator, you will be creating and managing Ambari users and groups. You can also import users and groups from LDAP systems into Ambari.