#61. You created a database manually. You attempt to delete the database by using Database Configuration Assistant, but you realize that the database is not available for deletion. What could be the reason?
#63. You plan to set up an environment where Linux clusters run with Oracle9i Real Application Clusters. Which file system would enable you to share a disk to all the nodes in the cluster without setting up the raw devices.
#66. You have decided to stop the Web server process from starting at system boot because this process is slowing down the startup. Which set of commands would you use to overcome this problem?