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【单选题】
请选择正确的回答。 Este é o meu amigo José.
A.
Muito obrigada!
B.
Muito prazer!
C.
Ainda não.
D.
Olá, bom dia!
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参考答案:
举一反三
【单选题】如图示电路中,已知 I 1 = -4A , I 2 = 2A , I 3 =-1A , I 4 = 3A , I 5 为( )。
A.
- 10 A
B.
10 A
C.
8 A
D.
- 8 A
【单选题】You have a large amount of historical data in a flat file. Some analysts in your organization need toquery this data in the file. The file is too large to load the data in it into your current databas...
A.
Use the database link.
B.
Use the SQL*Loader utility.
C.
Use the Oracle Data Pump utility.
D.
Create an external table and leave the data in the flat file
【单选题】如 图所示电路中,已知 I 1 =4A , I 2 =-2A , I 3 =1A , I 4 =-3A , I 5 = ( )A。
A.
-8A
B.
0A
C.
6A
D.
8A
【单选题】ou have a large amount of historical data in a flat file. Some analysts in your organization need to query thisdata in the file. The file is too large to load the data in it into your current database...
A.
Use the database link.
B.
Use the SQL*Loader utility.
C.
Use the Oracle Data Pump utility.
D.
Create an external table and leave the data in the flat file
【简答题】Match each phrase with its Chinese explanation.
【单选题】( ) is the most important part, once you have analyzed and dug out insights from your data, is to convey this information to your audience.
A.
Provide context
B.
Visualize and communicate your findings
C.
Gather the right data
D.
Define the purpose of your report
【单选题】You are the network administrator of an enterprise with a main site and multiple remote sites. Your networkcarries both VOIP and data traffic. You agree with your service provider to classify VOIP and...
A.
data marked with DSCP AF21,VOIP marked with DSCP EF
B.
data marked with DSCP AF51,VOIP marked with DSCP EF
C.
data marked with the DE-bit. VOIP marked with the CLP-bit
D.
data marked with DSCP EF,VOIP marked with DSCP AF31
E.
data marked with IP precedence 5,VOIP marked with DSCP EF
【单选题】不属于流动相选择的一般要求的是( )
A.
化学惰性好
B.
选用的溶剂性能应与所使用的检测器相匹配
C.
选择的溶剂应具有适当高的黏度和适当低的沸点
D.
应尽量避免使用具有显著毒性的溶剂,以保证操作人员的安全
【单选题】Match the phrase with its Chinese meaningtrail system
A.
步道系统
B.
跟踪系统
C.
检查制度
D.
防卫制度
【单选题】下列哪一项咨询技巧是正确的?( )
A.
在帮助对象认识和解决他们的问题时,赞扬和鼓励往往比批评更有效
B.
在咨询中,为提高对象的知识,服务人员应该尽量用临床术语
C.
在咨询中,没有必要应用辅助教具并重视示范
D.
对对象不道德的性行为服务人员应进行批判
E.
在服务对象讲述的时候写记录或看笔记
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