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个成语典故和棋文化有关()

A.势如破竹;
B.出奇制胜;
C.专心致志;
D.渭分明。
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You want to set the following initialization parameters for your database instance:LOG_ARCHIVE_DEST_1 = ‘LOCATION= disk1 arch‘LOG_ARCHIVE_DEST_2 = ‘LOCATION= disk2 arch‘LOG_ARCHIVE_DEST_3 = ‘LOACTION= disk3 arch‘LOG_ARCHIVE_DEST_4 = ‘LOCATION= disk4 arch MANDATORY‘Identify the statement that correctly describes this setting.（）A.The MANDATORY location must be a flash recovery areA.B.The optional destinations may not use the flash recovery areA.C.This setting is not allowed because the first destination is not set as MANDATORY.D.The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.
A.（）
A.B.
C.
D.
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A database instance is using an Automatic Storage Management (ASM) instance, which has a disk group, DGROUP1, created as follows:SQL> CREATE DISKGROUP dgroup1 NORMAL REDUNDANCYFAILGROUP controller1 DISK ‘ devices diska1‘, ‘ devices diska2‘FAILGROUP controller2 DISK ‘ devices diskb1‘, ‘ devices diskb2‘ ;What happens when the whole CONTROLLER1 Failure group is damaged?（）A.The transactions that use the disk group will halt.B.The mirroring of allocation units occurs within the CONTROLLER2 failure group.C.The data in the CONTROLLER1 failure group is shifted to the CONTROLLER2 failure group and implicit rebalancing is triggereD.D.The ASM does not mirror any data and newly allocated primary allocation units (AU) are stored in the CONTROLLER2 failure group.
A.B.
C.
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