Online Access Free 070-483 Exam Questions

You are creating a method that saves information to a database.
You have a static class named LogHelper. LogHelper has a method named Log to log the exception.
You need to use the LogHelper Log method to log the exception raised by the database server. The solution must ensure that the exception can be caught by the calling method, while preserving the original stack trace.
How should you write the catch block? (Develop the solution by selecting and ordering the required code snippets. You may not need all of the code snippets.)

Correct Answer:

Explanation:
Note:
Catch the database exception, log it, and then rethrow it.
* SQLException
An exception that provides information on a database access error or other errors.
Example:
catch (SqlException ex)
{
LogHelper.Log(ex);
throw;
}

You are developing an application in C#.
The application uses exception handling on a method that is used to execute mathematical calculations by using integer numbers.
You write the following catch blocks for the method (line numbers are included for reference only):

You need to add the following code to the method:

At which line should you insert the code?

• A.05
• B.07
• C.01
  B 03

A developer designs an interface that contains the following code:

For each of the following statements, select Yes if the statement is true. Otherwise, select No.

Correct Answer:

You write the following method (line numbers are included for reference only):

You need to ensure that the method extracts a list of URLs that match the following pattern:
@http://(www\.)?([^\.]+)\.com;
Which code should you insert at line 07?

• A.Option C
• B.Option A
• C.Option D
• D.Option B

You are developing a class named Temperature.
You need to ensure that collections of Temperature objects are sortable.
How should you complete the relevant code segment? (To answer, drag the appropriate code segments to the correct locations in the answer area. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

Correct Answer: