AD Utilities in R12
AD Utilities are a group of tools designed to install, upgrade, maintain, and patch applications.
ADDBCTL - is a utility to start the database
ADDLNCTL- is used to start the listener control
ADSTRTAL- is a utility for starting all the application in Application tier
ADCMCTL - is used for starting the concurrent manager
ADSTPALL - is a utility to stop all the process in Application tier
ADADMIN - is used to perform maintenance/administration tasks on an Oracle Apps Instance.
ADCTRL -Utility to determine status of worker
ADRELINK -Used to relink apps executables with product libraries
ADMRGPCH -Merge different patches & create single patch .
ADCLONE -Utility to clone Insatnce from Test to Prod or PROD to TEST
ADCONFIG -To configure different components like changing port number or to increase number of JVM
ADIDENT -utility to find version of a file
ADLICMGR -To license a product in applications
ADSPLICE -You add a product in application