Microsoft MCTS 070-559

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Microsoft 070-559 Exam Syllabus Topics:

Microsoft UPGRADE: MCAD Skills to MCTS Web Apps Using MS.NET Framework Sample Questions:

1. You have just graduated from college, now you are serving the internship as the software
developer in an international company. There's an SQL query that takes one minute to execute. You execute the SQL query asynchronously by using the following code:
Dim ar As IAsyncResult = cmd.BeginExecuteReader()
When you're executing the SQL query is executing, you have to execute a method named DoWork(). It takes one second for the method to execute. When the SQL query is executing, DoWork() must run as many times as possible.
In the options below, which code segment should you use?

A) While Thread.CurrentThread.ThreadState = ThreadState.Running DoWork()End Whiledr = cmd.EndExecuteReader(ar)
B) While Not ar.IsCompleted DoWork()End Whiledr = cmd.EndExecuteReader(ar)
C) While ar.AsyncWaitHandle Is Nothing DoWork()End Whiledr = cmd.EndExecuteReader(ar)
D) While Not ar.AsyncWaitHandle.WaitOne() DoWork()End Whiledr = cmd.EndExecuteReader(ar)

2. You have just graduated from college, now you are serving the internship as the software developer in an international company. According to the requirements of the company CIO, you create a Web Form which calls a method as part of its processing. It takes a long time for the method to process. Besides this, you notice that the other Web Forms in the ASP.NET Web site are now processing slowly. You have to execute the long running method in parallel to other requests to reduce the page response times. So what should you do?

A) You have to set the CompilationMode attribute to Always inside the page directive of the Web Form that calls the method.
B) You have to set the Async attribute to True inside the page directive of the Web Form that calls the method.
C) You have to call the method by using the BeginGetAysncData and EndGetAsyncData delegates.
D) You have to call the method within the PreInit and PreRenderComplete page events.

3. You have just graduated from college, now you are serving the internship as the software developer in an international company. According to the requirements of the company CIO, you are creating a custom-collection class. A method needs to be created in your class. You must make sure that the method you create returns a type. And the type should be compatible with the Foreach statement. Which criterion should the method meet?

A) The method must explicitly contain a collection.
B) The method must be the only iterator in the class.
C) The method must return a type of either IEnumerator or IEnumerable.
D) The method must return a type of IComparable.

4. You work as the developer in an IT company. Recently your company has a big client. The client runs a large supermarket chain. According to the business requirement, the client needs a class which uses unmanaged resources. This class maintains references to managed resources on other objects. You must make sure that when the class instance is not needed, users of this class can explicitly release resources. What should you do? (choose more than one)

A) Create a Dispose method that releases unmanaged resources and calls methods on other objects to release the managed resources.
B) You should create a class destructor. The class destructor releases the unmanaged resources.
C) You should create a Dispose method. The method forces garbage collection by calling System.GC.Collect.
D) You should make the class inherit from the WeakReference class by defining it.
E) You should create a class destructor. The class destructor releases the managed resources by calling methods on other objects.
F) You should make the class implement the IDisposable interface by defining it.

5. You have just graduated from college, now you are serving the internship as the software developer in an international company. According to the requirements of the company CIO, you are changing the security settings of a file named MyData.xml. You have to keep the existing inherited access rules. What's more, the access rules are not allowed to inherit changes in the future. You must ensure this. In the options below, which code segment should you use?

A) Dim objSecurity As FileSecurity = _File.GetAccessControl("MyData.xml")objSecurity.SetAccessRuleProtection(True, True)
B) Dim objSecurity As FileSecurity = _File.GetAccessControl("MyData.xml")objSecurity.SetAuditRuleProtection(True, True)File.SetAccessControl("myData.xml", objSecurity)
C) Dim objSecurity As New FileSecurity( _ "MyData.xml", AccessControlSections.All)objSecurity.SetAccessRuleProtection(True, True)File.SetAccessControl("MyData.xml", objSecurity)
D) Dim objSecurity As New FileSecurity()objSecurity.SetAccessRuleProtection(True, True)File.SetAccessControl("MyData.xml", objSecurity)

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