Top Microsoft 70-483 ebook Choices

70-483 Exam

Top Microsoft 70-483 ebook Choices

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Q1. DRAG DROP - (Topic 2)

You are creating a method that will split a single input file into two smaller output files.

The method must perform the following actions:

. Create a file named header.dat that contains the first 20 bytes of the input file.

. Create a file named body.dat that contains the remainder of the input file.

You need to create the method.

How should you complete the relevant code? (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.)

Answer:

Q2. - (Topic 1)

You are developing code for a class named Account. The Account class includes the following method:

You need to ensure that overflow exceptions are thrown when there is an error. Which type of block should you use?

A. checked

B. try

C. using

D. unchecked

Answer: A

Q3. - (Topic 2)

You are creating a console application named Appl.

App1 retrieves data from the Internet by using JavaScript Object Notation (JSON).

You are developing the following code segment (line numbers are included for reference only):

You need to ensure that the code validates the JSON string. Which code should you insert at line 03?

A. Option A

B. Option B

C. Option C

D. Option D

Answer: B

Explanation: The JavaScriptSerializer Class Provides serialization and deserialization functionality for AJAX-enabled applications.

The JavaScriptSerializer class is used internally by the asynchronous communication layer to serialize and deserialize the data that is passed between the browser and the Web server. You cannot access that instance of the serializer. However, this class exposes a public API. Therefore, you can use the class when you want to work with JavaScript Object Notation (JSON) in managed code.

Q4. - (Topic 2)

You need to write a method that retrieves data from a Microsoft Access 2013 database.

The method must meet the following requirements:

Be read-only.

Be able to use the data before the entire data set is retrieved.

Minimize the amount of system overhead and the amount of memory usage.

Which type of object should you use in the method?

A. SqlDataAdapter

B. DataContext

C. DbDataAdapter

D. OleDbDataReader

Answer: D

Explanation: OleDbDataReader Class

Provides a way of reading a forward-only stream of data rows from a data source.

Example:

OleDbConnection cn = new OleDbConnection();

OleDbCommand cmd = new OleDbCommand();

DataTable schemaTable;

OleDbDataReader myReader;

//Open a connection to the SQL Server Northwind database.

cn.ConnectionString = "Provider=SQLOLEDB;Data Source=server;User ID=login;

Password=password;Initial Catalog=Northwind";

Q5. - (Topic 2)

You are developing an application that will use multiple asynchronous tasks to optimize performance.

You create three tasks by using the following code segment. (Line numbers are included for reference only.)

You need to ensure that the ProcessTasks() method waits until all three tasks complete before continuing.

Which code segment should you insert at line 09?

A. Task.WaitFor(3);

B. tasks.Yield();

C. tasks.WaitForCompletion();

D. Task.WaitAll(tasks);

Answer: D

Up to date 70-483 free download:

Q6. DRAG DROP - (Topic 1)

You are developing an application by using C#. The application includes an array of decimal values named loanAmounts. You are developing a LINQ query to return the values from the array.

The query must return decimal values that are evenly divisible by two. The values must be sorted from the lowest value to the highest value.

You need to ensure that the query correctly returns the decimal values.

Answer:

Q7. HOTSPOT - (Topic 2)

You define a class by using the following code: You write the following code for a method (line numbers are included for reference only):

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

Answer:

Q8. DRAG DROP - (Topic 1)

You are implementing a method that creates an instance of a class named User. The User class contains a public event named Renamed. The following code segment defines the Renamed event:

Public event EventHandler<RenameEventArgs> Renamed;

You need to create an event handler for the Renamed event by using a lambda expression.

Answer:

Q9. - (Topic 2)

You are creating a console application named App1.

App1 will validate user input for order entries.

You are developing the following code segment (line numbers are included for reference only):

You need to complete the code segment.

The solution must ensure that prices are positive and have two decimal places.

Which code should you insert at line 03?

A. Option A

B. Option B

C. Option C

D. Option D

Answer: B

Explanation: * Regex.IsMatch Method (String, String)

Indicates whether the specified regular expression finds a match in the specified input string.

Syntax:

public static bool IsMatch(

string input,

string pattern

)

Q10. - (Topic 1)

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. ECDsa

B. RNGCryptoServiceProvider

C. Rfc2898DeriveBytes

D. HMACSHA512

Answer: D