You load an XmlDocument named doc with the following XML. Wo..

第1题

You load an XmlDocument named doc with the following XML. Dictionary World Atlas Yo

You load an XmlDocument named doc with the following XML. Dictionary World Atlas You need to change the value for the genre attribute to NA for all book attributes. First, you add the following code segment to your class. XmlElement root = doc.DocumentElement; XmlNodelist nodes = root.SelectNodes(“books/book”); Which additional two code segments can you use to achieve this goal？（）

A. foreach (XmlNode node in nodes){ node.Attributes[0].Value = “NA”;}

B. foreach (XmlNode node in nodes){ node.Attributes[1].Value = “NA”;}

C. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“/genre”); genre.Value = “NA”;}

D. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“@genre”); genre.Value = “NA”;}

E. foreach (XmlNode node in nodes){XmlNode genre = node.SelectSingleNode(“genre”); genre.Value = “NA”;}

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第2题

Your Web site processes book orders. One of the application methods contains the following

code segment. XmlDocument doc = newXmlDocument(); doc.LoadXml(“10”+” Dictionary”); You need to remove the discount element from XmlDocument. Which two code segments can you use to achieve this goal？ (Each correct answer presents a complete solution. （）

A. XmlNode root = doc.DocumentElement;root.RemoveChild(root.FirstChild);

B. XmlNode root = dec.DocumentElement;root.RemoveChild(root.SelectSingleNode(“discount”));

C. doc.RemoveChild(doc.FirstChild);

D. doc.DocumentElement.RemoveChild(doc.FirstChild);

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第3题

You create an application. The application processes hundreds of XML documents per minute.

The XML documents are validated against inline schemas. You need to load XML documents from the file system and read them as quickly as possible. XML comments must be ignored while reading the XML documents. What should you do？（）

A. Create an instance of the XmlReader class by using the XmlReader Create method with an instance of the XmlReaderSettings class.

B. Create an instance of the XmlReader class with an instance of the XmlTextReader class.

C. Create an instance of the XmlDocument class and specify a location for the application schema.

D. Create an instance of the XmlReader class with an instance of the XmlNodeReader class.

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第4题

After making some network changes you power off and then power on your Cisco router named

VE1. What sequence of events occurs when VE1 is powered up？

A. Perform. POST, locate configuration statements, apply configuration statements, locate Cisco IOS software, and load Cisco IOS software.

B. Locate Cisco IOS software, load Cisco IOS software, locate configuration statements, apply configuration statements, and perform. POST.

C. Test software routines, POST, load configuration files, load Cisco IOS software, test Cisco IOS software.

D. Perrform. POST, locate Cisco IOS software, load the Cisco IOS software, locate configuration statements, and apply configuration statements.

E. Load and test IOS, load configuration files, test software routines, POST.

F. None of the above

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第5题

You create a Web application to process XML documents. The Web application receives XML do

cument files from several sources, reads them, and stores them in a Microsoft SQL Server database. The Web application parses all incoming data files to ensure that they conform to an XML schema. You need to find all validation errors in the XML document. What should you do？（）

A. Load the XML data by using an instance of the XmlDocument class and specify a location for the application schema.

B. Configure the ValidationEventHandler in the XmlReaderSettings of the XmlReader object.

C. Read the XML file into a DataSet object and set the EnforceConstraints property to True.

D. Read the XML file into a DataSet object. Handle the DataSet.MergeFailed event to parse the data that does not conform to the XML schema.

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第6题

XmlNode是表示XmlDocument的子类

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第7题

XmlNode是XmlDocument的子类

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第8题

XmlDocument是表示Xml文档的类

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第9题

Your company has a single Active Directory domain. All servers run Windows Server 2008 R2.You install an additional DNS server that runs Windows Server 2008 R2.You need to delete the pointer record for the IP address 10.3.2.127.What should you do？（）

A. Use DNS manager to delete the 127.in-addr.arpa zone.

B. Run the dnscmd /RecordDelete 10.3.2.127 command at the command prompt.

C. Run the dnscmd /ZoneDelete 127.in-addr.arpa command at the command prompt.

D. Run the dnscmd /RecordDelete 10.in-addr.arpa. 127.2.3 PTR command at the command prompt.

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You load an XmlDocument named doc with the following XML. World Atlas Dictionary You need to use an XPath query string to select the two book nodes. Which code segment should you use？ （）

You load an XmlDocument named doc with the following XML. World Atlas Dictionary You need to use an XPath query string to select the two book nodes. Which code segment should you use？（）