[Free] New Updated (October) Microsoft 70-483 Real Exam 71-80

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QUESTION 71

You are developing an application that includes a class named BookTracker for tracking library books. The application includes the following code segment. (Line numbers are included for reference only.)

 

clip_image001

 

You need to add a book to the BookTracker instance.

 

What should you do?

 

clip_image003

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correct Answer: A

 

 

QUESTION 72

You use the Task.Run() method to launch a long-running data processing operation. The data processing operation often fails in times of heavy network congestion. If the data processing operation fails, a second operation must clean up any results of the first operation. You need to ensure that the second operation is invoked only if the data processing operation throws an unhandled exception. What should you do?

 

A.

Create a task within the operation, and set the Task.StartOnError property to true.

B.

Create a TaskFactory object and call the Continu

eWhenAll() method of the object.

C.

Create a task by calling the Task.ContinueWith() method.

D.

Use the TaskScheduler class to create a task and call the TryExecuteTask() method on the class.

 

Correct Answer: C

 

 

QUESTION 73

You are developing an application by using C#. You provide a public key to the development team during development. You need to specify that the assembly is not fully signed when it is built. Which two assembly attributes should you include in the source code? (Each correct answer presents part of the solution. Choose two.)

 

A.

AssemblyFlagsAttribute

B.

AssemblyKeyFileAttribute

C.

AssemblyConfigurationAttribute

D.

AssemblyDelaySignAttribute

 

Correct Answer: BD

 

 

QUESTION 74

You are developing an application that will transmit large amounts of data between a client computer and a server. You need to ensure the validity of the data by using a cryptographic hashing algorithm. Which algorithm should you use?

 

A.

RSA

B.

HMACSHA2S6

C.

Aes

D.

RNGCryptoServiceProvider

 

Correct Answer: B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUESTION 75

You are developing an application that uses the Microsoft ADO.NET Entity Framework to retrieve order information from a Microsoft SQL Server database. The application includes the following code. (Line numbers are included for reference only.)

 

clip_image004

 

The application must meet the following requirements:

 

Return only orders that have an OrderDate value other than null. Return only orders that were placed in the year specified in the year parameter.

 

You need to ensure that the application meets the requirements. Which code segment should you insert at line 08?

 

clip_image006

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correct Answer: B

 

 

 

 

 

 

 

 

 

 

QUESTION 76

You are creating an application that manages information about your company’s products. The application includes a class named Product and a method named Save.

 

The Save() method must be strongly typed. It must allow only types inherited from the Product class that use a constructor that accepts no parameters.

 

You need to implement the Save() method.

 

Which code segment should you use?

 

clip_image007

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correct Answer: D

 

 

 

 

 

 

 

 

 

 

QUESTION 77

You are creating a class named Employee. The class exposes a string property named EmployeeType. The following code segment defines the Employee class. (Line numbers are included for reference only.)

 

clip_image008

 

The EmployeeType property value must meet the following requirements:

 

clip_image010The value must be accessed only by code within the Employee class or within a class derived from the Employee class.

clip_image010[1]The value must be modified only by code within the Employee class.

 

You need to ensure that the implementation of the EmployeeType property meets the requirements.

 

Which two actions should you perform? (Each correct answer represents part of the complete solution. Choose two.)

 

A.

Replace line 03 with the following code segment:

public string EmployeeType

B.

Replace line 06 with the following code segment:

protected set;

C.

Replace line 05 with the following code segment:

private get;

D.

Replace line 05 with the following code segment:

protected get;

E.

Replace line 03 with the following code segment:

protected string EmployeeType

F.

Replace line 06 with the following code segment:

private set;

 

Correct Answer: EF

 

 

QUESTION 78

You are developing an application by using C#. The application includes an object that performs a long running process. You need to ensure that the garbage collector does not release the object’s resources until the process completes. Which garbage collector method should you use?

 

A.

RemoveMemoryPressure()

B.

ReRegisterForFinalize()

C.

WaitForFullGCComplete()

D.

KeepAlive()

 

Correct Answer: D

 

QUESTION 79

You are developing an application that will transmit large amounts of data between a client computer and a server. You need to ensure the validity of the data by using a cryptographic hashing algorithm. Which algorithm should you use?

 

A.

RSA

B.

Aes

C.

HMACSHA256

D.

DES

 

Correct Answer: C

 

 

QUESTION 80

DRAG DROP

You are developing an application by using C#. The application will process several objects per second. You need to create a performance counter to analyze the object processing. Which three actions should you perform in sequence? (To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.)

 

clip_image012

 

Correct Answer:

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