Microsoft Programming in C# - 070-483 Exam Questions

QUESTION NO: 1
You are creating an application that processes a list of numbers.
The application must define a method that queries the list and displays a subset of the numbers to the user. The method must not update the list.
You need to create an extendable query by using LINQ.
What should you do?

QUESTION NO: 2
You are developing an application that uses structured exception handling. The application includes a class named Logger. The Logger class implements a method named Log by using the following code segment:
public static void Log(Exception ex) { }
You have the following requirements:
* Log all exceptions by using the Log() method of the Logger class.
* Rethrow the original exception, including the entire exception stack.
You need to meet the requirements. Which code segment should you use?

QUESTION NO: 3
You have an application that uses paging. Each page displays five items from a list.
You need to display the second page.
Which three code blocks should you use to develop the solution? To answer, move the appropriate code blocks from the list of code blocks to the answer area and arrange them in the correct order.

QUESTION NO: 4
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?

QUESTION NO: 5
You are writing a code to handle exceptions for a C# application.
You need to identify different ways to handle an exception named ex.
Which line of code should you use for each task? To answer, select the appropriate line of code for each task in the answer area.

QUESTION NO: 6
You are modifying an existing application.
The application includes a Loan class and a Customer class. The following code segment defines the classes.

You populate a collection named customer-Collection with Customer and Loan objects by using the following code segment:

You create a largeCustomerLoans collection to store the Loan objects by using the following code segment:
Collection<Loan> largeCustomerLoans = new Collection<Loan>();
All loans with an Amount value greater than or equal to 4000 must be tracked.
You need to populate the largeCustomerLoans collection with Loan objects.
Which code segment should you use?

QUESTION NO: 7
You have the following code:

You need to retrieve all of the numbers from the items variable that are greater than 80.
Which code should you use?

QUESTION NO: 8
You are developing an application that includes the following code segment:

You need to implement both Start() methods in a derived class named UseStart that uses the Start() method of each interface.
Which two code segments should you use? (Each correct answer presents part of the solution. Choose two.)

QUESTION NO: 9
You are developing an application that will read data from a text file and display the file contents.
You need to read data from the file, display it, and correctly release the file resources.
Which code segment should you use?

QUESTION NO: 10
You are implementing a method named ProcessData that performs a long-running task. The ProcessData() method has the following method signature:
public void ProcessData(List<decimal> values, CancellationTokenSource source, CancellationToken token) If the calling code requests cancellation, the method must perform the following actions:
Cancel the long-running task.
Set the task status to TaskStatus.Canceled.
You need to ensure that the ProcessData() method performs the required actions.
Which code segment should you use in the method body?

QUESTION NO: 11
You are developing an application that uses multiple asynchronous tasks to optimize performance.
You need to retrieve the result of an asynchronous task.
Which code segment should you use?

QUESTION NO: 12
You are developing a C# application. The application references and calls a RESTful web service named EmployeeService. The EmployeeService web service includes a method named GetEmployee which accepts an employee ID as a parameter. The web service returns the following JSON data from the method.


Which code segment should you use?
A)

B)

C)

D)