单项选择题
A.the alert log file and the trace files
B. the redo log files
C. the control file
D. the change tracking file
单项选择题 YouwanttorebuildafreelistinthefreelistsoftheEMPLOYEEtableintheScottschema.Whichpackagewillyouusetoaccomplishthis?()
单项选择题 You issue the following statement: SQL> SELECT FIRSTNAME, LASTNAME FROM HR.EMPLOYEE; You receive the following error: 01578: ORACLE data block corrupted (file# 6, block # 54) ORA-01110 : data file 6: ’u01/oracle/oradata/data1.dbf’ How will you resolve this problem of data block corruption by reducing the mean time to recover (MTTR)?()
单项选择题 The datafiles of your database are ASM files. You are performing a check for datafile block corruption by using the DBVERIFY utility. What is a prerequisite for checking block corruption on an ASM datafile by using the DBVERIFY utility?()