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最新的 MCPD 070-523 免費考試真題:

1. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The application connects to several SQL Server databases. You create a function that modifies customer records that are stored in multiple databases. All updates for a given record are performed in a single transaction. You need to ensure that all transactions can be recovered. What should you do?

A) Call the EnlistVolatile method of the Transaction class.
B) Call the RecoveryComplete method of the TransactionManager class.
C) Call the Reenlist method of the TransactionManager class.
D) Call the EnlistDurable method of the Transaction class.

2. You are implementing an ASP.NET AJAX page. You add two UpdatePanel controls named pnlA and pnlB.
pnlA contains an UpdatePanel control named pnlAInner in its content template.
You have the following requirements.
?Update panels pnlA and pnlB must refresh their content only when controls that they contain cause a
postback.
?Update panel pnlAInner must refresh its content when controls in either pnlA or pnlB or pnlAInner cause a
postback.
You need to configure the panels to meet the requirements.
What should you do?

A) Set the UpdateMode of pnlA and pnlB to Always. Set the UpdateMode of pnlAInner to Always, and add AsyncPostBackTrigger elements to its Triggers element for every control in pnlB.
B) Set the UpdateMode of pnlA and pnlB to Always. Set the UpdateMode of pnlAInner to Conditional.
C) Set the UpdateMode of pnlA and pnlB to Conditional. Set the UpdateMode of pnlAInner to Conditional, and add AsyncPostBackTrigger elements to its Triggers element for every control in pnlA.
D) Set the UpdateMode of pnlA and pnlB to Conditional. Set the UpdateMode of pnlAInner to Always.

3. You are designing an ASP.NET Web Forms application that uses a database containing user names and
hashed passwords for authentication. The Web application includes a login form in which users type their
user names and passwords.
You need to design a strategy to ensure that the user's login credentials cannot be stolen through a man-
in-the-middle attack.
Which approach should you recommend?

A) Install a certificate on the Web server, and force the login form to use SSL.
B) Write an OnClick method for the Submit button that hashes the password before the password is compared with the password value that is stored in the database.
C) Write an onSubmit JavaScript handler that hashes the password before the password is submitted to the server.
D) Write an onSubmit JavaScript handler that URL-encodes the password before the password is passed to the server.

4. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The
application connects to a Microsoft SQL Server database. You write the following code segment that
executes two commands against the database within a transaction. (Line numbers are included for
reference only.)
01using (SqlConnection connection = new SqlConnection(cnnStr)) {
02connection.Open();
03SqlTransaction sqlTran = connection.BeginTransaction();
04SqlCommand command = connection.CreateCommand();
05command.Transaction = sqlTran;
06try {
07command.CommandText = "INSERT INTO Production.ScrapReason(Name) VALUES('Wrong size')";
08command.ExecuteNonQuery();
09command.CommandText = "INSERT INTO Production.ScrapReason(Name) VALUES('Wrong color')";
10command.ExecuteNonQuery();
11
12}
You need to log error information if the transaction fails to commit or roll back.
Which code segment should you insert at line 11?

A) sqlTran.Commit(); } catch (Exception ex) { sqlTran.Rollback(); Trace.WriteLine(ex.Message); }
B) catch (Exception ex){ Trace.WriteLine(ex.Message); try{ sqlTran.Rollback(); } catch (Exception exRollback){ Trace.WriteLine(exRollback.Message); }} finaly { sqltran.commit( );}}
C) catch (Exception ex) { sqlTran.Rollback(); Trace.WriteLine(ex.Message); } finaly { try { sqltran.commit( ); } catch (Exception exRollback) { Trace.WriteLine(excommit.Message); }}
D) sqlTran.Commit(); } catch (Exception ex) { Trace.WriteLine(ex.Message); try {
sqlTran.Rollback();
}
catch (Exception exRollback) {
Trace.WriteLine(exRollback.Message);
} } }

5. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create a Windows Communication Foundation (WCF) Data Services service. You discover that when an application submits a PUT or DELETE request to the Data Services service, it receives an error. You need to ensure that the application can access the service. Which header and request type should you use in the application?

A) an X-HTTP-Method header as part of a POST request
B) an HTTP ContentType header as part of a GET request
C) an HTTP ContentType header as part of a POST request
D) an X-HTTP-Method header as part of a GET request

問題與答案：