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【单选题】
关于精配溶液的转移操作,下列说法不正确的是A.
右手拿玻璃棒，左手拿烧杯，使烧杯嘴紧靠玻璃棒，而玻璃棒则悬空伸入容量瓶口中，棒的下端应靠在瓶颈内壁上，使溶液沿玻璃棒和内壁流入容量瓶中
B.
用洗瓶吹洗玻璃棒和烧杯内壁，再将溶液转入容量瓶中。如此吹洗、转移溶液的操作，一般应重复五次以上，以保证定量转移。
C.
加水至容量瓶的一半容积时，用右手食指和中指夹住瓶塞的扁头，将容量瓶拿起，按同一方向摇动几，使溶液初步混匀。
D.
后将容量瓶倒转，使气泡上升到顶，振荡容量瓶，混匀溶液。如此反复 10 次左右。
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【多选题】The user HR receives the following error while inserting data into the TTK table：ERROR at line 1： ORA-01653： unable to extend table HR.TTK by 128 in tablespace SMD Upon investigation， you find that SM...
A.
Add a data file to the SMD tablespace.
B.
Add a data file to the temporary tablespace associated with the user HR.
C.
Resize the data file associated with the SMD tablespace to make it larger.
D.
Alter the data file associated with the SMD tablespace to grow automatically.
E.
Change the segment space management for the SMD tablespace to automatic
【单选题】You design a Business Intelligence （BI） solution by using SQL Server 2008. You create a SQL Server 2008 Integration Services （SSIS） package to perform an extract， transform， and load （ETL） process to ...
A.
Modify the UPDATE statement in the OLE DB Command transform to use the PAGLOCK table hint.
B.
Modify the UPDATE statement in the OLE DB Command transform to use the TABLOCK table hint.
C.
Stage the data in the data flow. Replace the OLE DB Command transform in the data flow with an Execute SQL task in the control flow.
D.
Stage the data in the data flow. Replace the UPDATE statement in the OLE DB Command transform with a DELETE statement followed by an INSERT statement.
【单选题】You are developing a client application that uses the following code to consume a Windows Communication Foundation (WCF) service.(Line numbers are included for reference only.) 01 BasicHttpBinding myB...
A.
var channelFactory = new ChannelFactory ();
B.
var channelFactory = new ChannelFactory (myBinding);
C.
var channelFactory = new ChannelFactory (myBinding, myEndpointAddress);
D.
var channelFactory = new ChannelFactory ("http://contoso.com/TaxService.svc");
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