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單項選擇題

You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application that will connect to the Microsoft SQL Server 2005 database. The application fills a DataSet object named cust with customer records. Your application contains the following code. （Line numbers are for reference only.）
01 System.IO.StreamWriter sw =
02 new System.IO.StreamWriter（"Customers.xml"）； 04 sw.Close（）；
You want to write the content of the cust object to the Customers.xml file as XML data along with inline XML schema.
What should you do？（）

A.A
B.B
C.C
D.D

多項選擇題

VOIP has been implemented at the main office of the Company network. Which two statements are true about voice packets in a LAN？（）

A. Voice carrier stream utilizes Real-Time Transport Protocol (RTP) to carry the audio/media portion of the VoIP communication.
B. Voice traffic data flow involves large volumes of large packets.
C. Because a packet loss involves a small amount of data, voice traffic is less affected by packet losses than traditional data traffic is.
D. Voice packets are encapsulated in TCP segments to allow for proper sequencing during delivery.
E. Voice packets are very sensitive to delay and jitter.

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你可能感興趣的試題

VOIP has been implemented at the main office of the Company network. Which two statements are true about voice packets in a LAN？（）

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VOIP has been implemented at the main office of the Company network. Which two statements are true about voice packets in a LAN？（）