Which two statements are true about trace files produced by the Oracle Database server? (Choose two.) 

Answer options:

A. They can be written by server processes
B. Trace files are written to the Fast Recovery Area (FRA)
C. They can be written by background processes
D. All trace files contain error information that require contacting Oracle Support
E. Trace file names are based on the database name concatenated with a sequential number

AC

Reference: https://gerardnico.com/db/oracle/trace_file