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NEW QUESTION: 1
You are developing an application that uses multiple asynchronous tasks to optimize performance. The application will be deployed in a distributed environment.
You need to retrieve the result of an asynchronous task that retrieves data from a web service.
The data will later be parsed by a separate task.
Which code segment should you use?

A. Option C
B. Option D
C. Option A
D. Option B
Answer: D
Explanation:
Explanation
Example:
// Signature specifies Task<TResult>
async Task<int> TaskOfTResult_MethodAsync()
{
int hours;
// . . .
// Return statement specifies an integer result.
return hours;
}
// Calls to TaskOfTResult_MethodAsync
Task<int> returnedTaskTResult = TaskOfTResult_MethodAsync();
int intResult = await returnedTaskTResult;
// or, in a single statement
int intResult = await TaskOfTResult_MethodAsync();
// Signature specifies Task
async Task Task_MethodAsync()
{
// . . .
// The method has no return statement.
}
// Calls to Task_MethodAsync
Task returnedTask = Task_MethodAsync();
await returnedTask;
// or, in a single statement
await Task_MethodAsync();
Reference: Asynchronous Programming with Async and Await (C# and Visual Basic)
https://msdn.microsoft.com/en-us/library/hh191443.aspx

NEW QUESTION: 2
従業員の解雇後、ネットワークアカウントは削除されましたが、アプリケーションアカウントはアクティブなままでした。
この問題が再発しないようにするために、次のうちどれが最良の推奨事項ですか？
A. アプリケーションアカウントをネットワークシングルサインオンと統合します。
B. アプリケーションの共有アカウントを活用します。
C. 定期的なアクセスレビューを実行します。
D. システム管理スタッフを再トレーニングします。
Answer: A

NEW QUESTION: 3
Which three are advantages of the Java exception mechanism? (Choose three.)
A. Provides a set of standard exceptions that covers all the possible errors
B. Improves the program structure because the error handling code is separated from the normal program function
C. Allows the creation of new exceptions that are tailored to the particular program being created
D. Improves the program structure because the programmer can choose where to handle exceptions
E. Improves the program structure because exceptions must be handled in the method in which they occurred
Answer: B,D,E
Explanation:
Explanation/Reference:
Reference: http://javajee.com/introduction-to-exceptions-in-java