An administrate in your organization says you do not need to back up the domain files on a
machine which only managed servers run. Select the best explanation for this statement.
A.
 This Is true be cause the domain files can be re created with the pack and unpack 
utilities.
B.
 This is true (with an exception) because the domain files can be re-created with the 
pack and unpack utilities. The exception is if your security realm uses the embedded 
ldap system. Which is not included in the JAR file created by the pack utility.
C.
 This is true (with an exception) because the domain files can be re-created with the 
 pack and unpack utilities. The exception is for applications that are deployed to the 
managed server.Those files are not included in the JAR file created by the pack 
utility.If you back those up manually, then pack and unpack can be used.
D.
 This is not true. You need to back up the domain files on a machine on which only 
managed servers run by using operating system commands (such as tar or zip).
Answer B because of https://docs.oracle.com/middleware/1213/wls/WLDPU/commands.htm#WLDPU172