What is the redo log writing pattern?
Only to the first group always
To archived logs only
Randomly to any group
LGWR writes to online redo log groups in a circular fashion
What are the stages of a normal SHUTDOWN?
Dismount, close, delete
Close the database, dismount it, shut down the instance
Archive, close, backup
Flush, compress, encrypt
Which file is read first at STARTUP NOMOUNT to configure the instance?
The control file
The server parameter file (SPFILE) or PFILE
The redo log
The alert log
Which command shows the status of the listener?
tnsping status
listener -s
sqlplus /status
lsnrctl status
What is the difference between an Oracle SID and a service name?
SID is for RAC only; service name is for single instance
SID identifies an instance; a service name identifies a service that may map to one or more instances
They are the same
SID is a password