急性左心衰竭，立即高流量鼻管给氧，()ml/s纯氧鼻管吸入
A30～40
B10～20
C5～10
D20～30
查看答案
经营资源中的无形资源包括()。
A商誉
B人力资源
C财务资源
D组织资源
E技术资源
Exhibit:
BULK INSERT Ezonexam.dbo.employees
FROM ‘tk\africe\fubar512.txt’
WITH DATAFILETYPE = ‘char’,
FIELD/TERMINATOR = ‘\t’,
ROWTERMINATOR = ‘\n,’
TABLOCK
You work as database administrator at Ezonexam.com. You handle one SQL Server 2000 computer.
How should you improve the performance of the query in the exhibit above？
A. Extend the BULK INSERT statement with the BATCHSIZE option set it to equal to 5 percent of the number of rows to be loaded.
B. Extend the BULK INSERT statement with the BATCHSIZE option set it to equal to 10 percent of the number of rows to be loaded.
C. Extend the BULK INSERT statement with the ROWS_PER_BATCH option set it to equal to 5 percent of the number of rows to be loaded.
D. Extend the BULK INSERT statement with the ROWS_PER_BATCH option set it to equal to 10 percent of the number of rows to be loaded.
E. Insert a line before the BULK INSERT statement that drops the indexes for the customers table. Insert a line after the BULK INSERT statement that recreates the indexes for the customers table.
F. The TABLOCK option should be removed.
G. The ROWTERMINATOR line should be removed.
在一个单音节语素构成一个词的情况下，一个汉字表示的是一个词，这时一个汉字和一个词是相当的。()
以下关于氢氯噻嗪配伍禁忌与相互作用说法错误的是()
A与多巴胺合用，利尿作用加强
B与降压药合用时，利尿降压作用均下降
C与抗痛风药合用时，后者应调整剂量
D使抗凝药作用减弱，主要是由于利尿后机体血浆容量下降，血中凝血因子水平升高，加上利尿使肝脏血液供应改
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