The loss of which two types of files may require a recovery with the RESETLOGS option？（）A、 control filesB、 password fileC、 archived log filesD、 system-critical data files for which all the redo entries are presentE、 non-system-critical data files for which all the redo entries are present
The loss of which two types of files may require a recovery with the RESETLOGS option？（）
- A、 control files
- B、 password file
- C、 archived log files
- D、 system-critical data files for which all the redo entries are present
- E、 non-system-critical data files for which all the redo entries are present
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Basic question types are __________. A.yes-no questionB.or question and wh-questionC.yes-no questionD.tag question and wh-question
理论塔板数为（ ）。A．n=5.44(tR/Wh/2)B．n=5.54(tR/Wh/2)C．n=5.54(tR/W)2D．n=5.44(tR/Wh/2)2E．n=5.54(tR/Wh/2)2
删除仓库关系中仓库号值为WH2的元组，应使用命令A．DELETE FROM 仓库 WHERE 仓库号=＂WH2＂B．DROP FROM 仓库 WHERE 仓库号=＂WH2＂C．DELETE 仓库 WHERE 仓库号=＂WH2＂D．DROP FROM仓库 WHERE 仓库号=WH2
有如下关系：仓库号 职工号 工资WH1 E1 427WH2 E3 521WH3 E4 625WH4 E6 625WH4 E3 427查询、显示表中记录的全部属性值，显示顺序按仓库号相同按工资升序排序。实现上述功能的SQL查询语句为SELECT*FROM职工【 】BY仓库号，工资。
When a sentence changes from a statement to a general／ special question, which movement is struc－turally required A NP–movement/WH-movementB NP–movement/Aux-movementC AUX-movement/WH–movementD WH–movement/AUX-movement
在烃湿度值法解释油气层时,下列参数可以解释为气层的一组是()。 A、Wh=10，Bh=80B、Wh=60，Bh=20，Ch=0.1C、Wh=20，Bh=15，Ch=0.3D、Wh=0.4，Bh=110
利用烃湿度值法也可以解释气测异常,下列参数中可以解释为油层的一组是()。 A、Wh=28.5，Bh=19，Ch=0.15B、Wh=0.5，Bh=120，Ch=0.03C、Wh=1.0，Bh=100.5，Ch=0.05D、Wh=80，Bh=2.05，Ch=0.01
___ means that in case of a loss, the insured is compensated for the loss and restored to the position he was in at the moment that loss occurred. A.insurable interestB.utmost good faithC.indemnityD.contribution
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给出在仓库“WHl”或“WH2”工作，且年龄小于40岁的职工号和姓名，正确的命令是（ ）。A)SELECT 职工号，姓名 FROM 职工：WHERE 年龄40 AND 仓库号=”WH1”OR 仓库号=”WH2”B)SELECT职工号，姓名 FROM 职工；WHERE年龄40 AND(仓库号=”WH1”AND 仓库号=”WH2”)C)SELECT职工号，姓名 FROM 职工；WHERE年龄40 OR 工仓库号=”WH1”OR 仓库号=”WH2”D)SELECT职工号，姓名 FROM 职工：WHERE年龄40 AND(仓库号=”WH1”OR 仓库号=”WH2”)
In the case of ________ the Insured ship，this Company shall be liable for the reasonable costs of replacements and repairs．A.loss of or damage toB.a partial loss toC.the missing ofD.a total loss of
______，I hereby note my protest against all losses and damages，etc．，reserving the right to extend same at time and place convenient．A.Fearing loss and／or damageB.To fear loss and／or damageC.For fear loss and／or damageD.Fear loss and／or damage
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