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发布时间:2023-12-04 21:24:58

[单项选择] You configured the default backup device type as disk for RMAN backups. In your database,because of business requirements,you have to take a simultaneous duplicate backup of the data files when the RMAN BACKUP command is used.  What must you set using the RMAN CONFIGURE command to achieve this?()  
A.  MAXSETSIZE TO 2
B.  DEVICE TYPE DISK PARALLELISM 2
C.  RETENTION POLICY TO REDUNDANCY 2
D.  DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2

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[单项选择]According to the passage, someone who examines bacteria using only a microscope that magnifies 100 times would see ______.
A. tiny dots
B. small "hairs"
C. large rods
D. detailed structures
[多项选择]Which two are correct steps in taking a binary backup of MyISAM tables?()
A. Always stop the server prior to the backup
B. Stop the server or lock the tables prior to the backup
C. Stop the server or lock the databases prior to the backup
D. Make a copy of the .frm, .myd, and the .myi files
E. Make a copy of the binary log and tablespace files
[单项选择]Mother: Jimmy, what are you hiding behind your back Let me see.Jimmy: It's kitty. Please let me keep it. It's a good kitty and will not bring you any trouble.Mother: ______ I told you. No pets. It'll make a mess of this house.
A. No way
B. Not at all
C. By the way
D. On the contrary
[单项选择]IMS网络中同一个局点的BAC采用()组网方式。
A. 准POOL
B. 1+1主备
C. 负荷分担
D. 双机热备或单机双板
[单项选择]The radio was of ______ quality that I took it back and asked for a better one.
A. such the inferior
B. such a inferior
C. so an inferior
D. such inferior
[单项选择]I will ______ him about it as soon as he comes back.
A. say
B. speak
C. tell
D. talk
[单项选择]值班人员在值班期间血液中酒精含量(BAC)不得超过().
A. 1%
B. 0.8%
C. 0.08%
D. 0.04%
[单项选择] The administrator wants to backup the existing VIO server software and its current configuration before applying an update.  What command will the administrator use to backup the VIO server software so that the backup can be restored from a Network Installation Manager (NIM) server or a Hardware Management Console (HMC)?()
A.  mksysb -t vio /mountpoint
B.  backupios -file /mountpoint
C.  mksysb -i /mountpoint/vio.mksysb
D.  backupios -mksysb -file /mountpoint/vio.mksysb
[单项选择]下列关于克隆载体细菌人工染色体BAC的叙述哪一个是错误的?()
A. 能插入几百kb长的DNA片段
B. 它含有抗四环素的选择性标记
C. 它含有抗氯霉素的选择性标记(CmR)
D. 具有一个稳定的复制原点,可独立地进行复制
[单项选择]Given: BAC=200, AC=120, EV=80, CPI=0.666. Assuming that current variances are atypical, and that similar variances will not occur in the future, the estimate at completion (EAC) is ().
A. 120
B. 160
C. 200
D. 240
[多项选择]Which of the following backup types will reset the archive bit?()
A.  Full
B.  Compressed
C.  Copy
D.  Differential
E.  Incremental
[单项选择]下面关于细菌人工染色体(BAC)的特征描述,除了()外都是正确的。
A.   通过电激法将大质粒转化大肠杆菌比酵母的转化率提高了 10—100 倍
B.   BAC 载体在细菌中以环形超螺旋状态存在,使分离操作起来相对容易
C.   BAC 载体在大肠杆菌宿主保持高拷贝
D.   克隆到 BAC载体上的外源片段可以直接进行测序以获得末端序列
[填空题]YAC的最大容载能力是(),BAC载体的最大容载能力是()。

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