(Continued from previous part...)

Can you clone from multi node system to single node system and vice versa ?

Yes , this is now supported via Rapid Clone, Check if your system has all prereq. patches for Rapid Clone and you are on latest rapid clone patch.

Does rapid clone takes care of Updating Global oraInventory or you have to register manually in Global OraInventory after clone ?

Rapid Clone will automatically Update Global oraInventory during configuration phase. You don't have to do any thing manually for Global oraInventory.

What is .dbc file , where its stored , whats use of .dbc file ?

dbc as name says is database connect descriptor file which stores database connection information used by application tier to connect to database. This file is in directory $FND_TOP/secure also called as FND_SECURE

Whats things you do to reduce patch timing ?

You can take advantage of following -
# Merging patches via admrgpch
# Use various adpatch options like nocompiledb or nocompilejsp
# Use defaults file
# Staged APPL_TOP during upgrades
# Increase batch size (Might result into negative )

How you put Applications 11i in Maintenance mode ?

Use adadmin to change Maintenance mode is Oracle Apps. With AD.I you need to enable maintenance mode in order to apply apps patch via adpatch utility. If you don't want to put apps in maintenance mode you can use adpatch options=hotpatch feature.

Can you apply patch without putting Applications 11i in Maintenance mode ?

Yes, use options=hotpatch as mentioned above with adpatch.

What are various options available with adpatch ?

Various options available with adpatch depending on your AD version are autoconfig, check_exclusive, checkfile, compiledb, compilejsp, copyportion, databaseprtion, generateportion, hotpatch, integrity, maintainmrc, parallel, prereq, validate

ADIDENT UTILITY is used for what ?

ADIDENT UTILITY in oracle apps is used to find version of any file . AD Identification. for ex. "adident Header <filename>

(Continued on next part...)