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Having just covered the topic of how exceptions should be handled, this lab is intended to give you a working knowledge of how it works in practice. Exercise 1: Configuring a Windows Application The starting point is a project that has an existing exception information form. This form will display the details of a particular exception. In the lab, you will arrange to connect the ThreadException event to a method that displays the form containing the exception details. 1. Launch Visual Studio 2005. 2. Open a solution using File | Open | Project/Solution. 3. Navigate to the 10\Lesson1\<language>\Exercise1-Before directory. Select the Lab1 solution and click Open.

There are a number of reasons that you might need to define multiple domains. These reasons include the following:

3. In the Customize Start Menu dialog box, in the Programs section, click Clear List to clear all items from the frequently used programs area of the Start menu. 4. To increase or decrease the number of programs shown, change the value for Number Of Programs On Start Menu by using the arrows. Zero disables the Start menu. Figure 3-11 shows an example of the Start Menu dialog box. Click OK and click OK again to apply the changes.

public UsernameToken(string, string, PasswordOption);

In the source section, two sources are created, each of which will send trace information to a listener with the name of log . In the sharedListeners section, an XmlWriterTraceListener is defined with a name of log . As a result, the XmlWriterTraceListener processes the trace information of the two sources.

System.Security.Cryptography.X509Certificates;

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Before you connect to the Internet, it is important to prepare your computer by installing the following: An Internet firewall. A software or hardware security system that deters hackers, viruses, and worms from reaching your computer over the Internet. Antivirus software. A program designed to detect and remove computer viruses. The simplest kind scans executable files and boot blocks for a list of known viruses. Others are constantly active, attempting to detect the actions of general classes of viruses. Antivirus software should always include a regular update service allowing it to stay current with the latest viruses.

The MissingMappingAction property determines what your application should do when it attempts to fill data into a DataSet and the DataSet does not contain any matching table or column mappings that the DataAdapter is trying to fill. Set the

The correct answer is B. The SMTP mail server is responsible for sending e-mail. Answer A is incorrect because the name used in the Internet E-Mail Settings dialog box is a friendly name. A typographical error would not cause a connectivity problem. Answer C is incorrect because a POP3 server is used by a client to receive e-mail. Answer D is incorrect because ISPs use the same password to send and receive e-mail.

7. You performed a normal backup on Monday. For the remaining days of the week, you want to back up only files and folders that have changed since the previous day. Which backup type do you select Why

If the data is stored in an XML data type, use the modify() method to insert, delete, or update the XML data. The modify() method supports modifying both the values inside XML nodes and the structure of the XML fragment. If the data is stored in a relational structure but processed as XML, by using either the FOR XML statements or an annotated XSD schema, use the SQLXML Updategrams feature, which supports modifying the XML values inside the XML nodes. Because the data is not stored natively as XML, it does not support modifying the XML structure.

// C# sc = new SmtpClient("server_name"); // Add the event handler sc.SendCompleted += new SendCompletedEventHandler(sc_SendCompleted); // Send the message asynchronously sc.SendAsync(mm, null); // Cancel the send sc.SendAsyncCancel();

You can also examine the volume on which the spool folder is stored to ensure that there is sufficient disk space for spooling. The spool folder location can be discovered and modified in the Server Properties dialog box, which you can access by choosing Server Properties from the File menu of the Printers And Faxes folder.

Register your servers after the upgrade Repopulate full-text catalogs The upgrade process marks your databases as full-

One of the biggest selling points of Web Services Enhancements and Web Services Enhancements 3.0 in particular is the enhanced security features. Like the early WSE counterparts, WSE 3.0 implements the WS-Security 1.1 specification.

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Common Log File System A transactional log-