A.SharedPool B.Buffer Cache C.PGA D.UGA
A.ALTER SYSTEM SET AUDIT_TRAIL=DB B.ALTER SYSTEM SET AUDIT_TRAIL=DB DEFERRED C.ALTER SESSION SET AUDIT_TRAIL=DB D.ALTER SYSTEM SET AUDIT_TRAIL=DB SCOPE=SPFILE
A.在打印工具里面校準(zhǔn)打印頭 B.更換墨盒或噴頭 C.重裝打印機(jī)驅(qū)動 D.打印機(jī)電路板故障需要送修