heDBAisabouttoenableauditingontheOracledatabaseinanattempttodiscoversomesuspiciousactivity.Audittrailinformationisstoredinwhichofthefollowingdatabaseobjectnames?()
A. SYS.SOURCE$
B. SYS.AUD$
C. DBA_SOURCE
DBA_AUDIT_TRAIL
Inuser-managedbackupandrecoverprocedures,howaredatafilesbackedup?()
A. UsingSQLcommands.
B. UsingSQL*Pluscommands.
C. Usingoperatingsystemcommands.
D. UsingRecoverManagercommands.
Whichbackgroundprocessreadstheredologbufferandwritesittoafile?()
ARCn
B. DBWn
CKPT
D. LGWR
E. PMON
F. SMON
《社会主义从空想到科学的发展》是谁的著作?()
A. 马克思
B. 恩格斯
C. 黑格尔
D. 陈康