Which two statements are true about DB time in V$SYS_TIME_MODEL? (Choose two.)
A.
DB time cannot exceed the total elapsed time (walk clock time) since the database instance started.
B.
DB time cannot exceed the maximum number of concurrent sessions multiplied by the actual elapsed time
for each session.
C.
DB time includes the time spent on client processes and background processes.
D.
Reducing DB time allows a database instance to support more user requests by using the same
resources.
E.
DB time is always greater than or equal to the DB CPU time.