MCPDMCPD(70-536)單項選擇題每日一練(2019.01.17)

選擇正確的選項（）

You work as an application developer at Certkiller .com. Certkiller .com has asked you to create a multi-threaded application， which executes a critical database 
backup operation on an hourly basis. You define this operation with the following code： 
public void BackupDB （） { 
//Implementation code } 
You then create a Thread object for the purpose of invoking this method. 
You need to ensure that the thread is scheduled for execution before any other thread at runtime.What should you do？（）

You are developing an application to perform mathematical calculations. You develop a class named 
CalculationValues.You write a procedure named PerformCalculation that operates on an instance of the class.You need to ensure that the user interface of the application continues to respond while calculations are being performed.You need to write a code segment that calls the PerformCalculation procedure to achieve this goal.Which code segment should you use？（）

You develop a serializable class for persisting objects as files.
Every time an object is serialized, you have to update the database with the name of the object and location of that file.
You elect to employ the OnSerialized attribute to achieve this objective.
You now need to apply the OnSerialized attribute to a certain method.
What should you do?（）