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QUESTION 76
Drag and Drop Question
You have the following class:

You need to implement IEquatable. The Equals method must return true if both ID and Name are set to the identical values. Otherwise, the method must return false. Equals must not throw an exception. What should you do? (Develop the solution by selecting and ordering the required code snippets. You may not need all of the code snippets.)

Answer:

QUESTION 77
You are developing an application by using C#. The application will write events to an event log. You plan to deploy the application to a server. You create an event source named MySource and a custom log named MyLog on the server. You need to write events to the custom log. Which code segment should you use?

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

Answer: D

QUESTION 78
You are implementing a method named GetValidPhoneNumbers. The GetValidPhoneNumbers() method processes a list of string values that represent phone numbers. The GetValidPhoneNumbers() method must return only phone numbers that are in a valid format. You need to implement the GetValidPhoneNumbers() method. Which two code segments can you use to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

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

Answer: AB

QUESTION 79
You have a List object that is generated by executing the following code:

You have a method that contains the following code (line numbers are included for reference only):

You need to alter the method to use a lambda statement. How should you rewrite lines 03 through 06 of the method?

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

Answer: C

QUESTION 80
Hotspot Question
You are developing an application in C#. The application will display the temperature and the time at which the temperature was recorded. You have the following method (line numbers are included for reference only):

You need to ensure that the message displayed in the lblMessage object shows the time formatted according to the following requirements: The time must be formatted as hour:minute AM/PM, for example 2:00 PM. The date must be formatted as month/day/year, for example 04/21/2013. The temperature must be formatted to have two decimal places, for example 23- 45. Which code should you insert at line 04? (To answer, select the appropriate options in the answer area.)

Answer:

QUESTION 81
Hotspot Question
You have the following code (line numbers are included for reference only):

To answer, complete each statement according to the information presented in the code.

Answer:

QUESTION 82
You are creating an application that reads from a database. You need to use different databases during the development phase and the testing phase by using conditional compilation techniques. What should you do?

A.    Configure the Define TRACE constant setting in Microsoft Visual Studio.
B.    Decorate the code by using the [DebuggerDisplay(“Mydebug”)] attribute.
C.    Configure the Define DEBUG constant setting in Microsoft Visual Studio.
D.    Disable the strong-name bypass feature of Microsoft .NET Framework in the registry.

Answer: C

QUESTION 83
Drag and Drop Question
You have a method named GetCustomerIDs that returns a list of integers. Each entry in the list represents a customer ID that is retrieved from a list named Customers. The Customers list contains 1,000 rows. Another developer creates a method named ValidateCustomer that accepts an integer parameter and returns a Boolean value. ValidateCustomer returns true if the integer provided references a valid customer. ValidateCustomer can take up to one second to run. You need to create a method that returns a list of valid customer IDs. The code must execute in the shortest amount of time. What should you do? (Develop the solution by selecting and ordering the required code snippets. You may not need all of the code snippets.)

Answer:

QUESTION 84
You are creating a console application by using C#. You need to access the application assembly. Which code segment should you use?

A.    Assembly.GetAssembly(this);
B.    This.GetType();
C.    Assembly.Load ();
D.    Assembly.GetExecutingAssembly ();

Answer: D

QUESTION 85
You are developing a C# application. The application includes the following code segment, (Line numbers are included for reference only.)

The application fails at line 17 with the following error message: “An item with the same key has already been added.” You need to resolve the error. Which code segment should you insert at line 16?

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

Answer: A

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