Download New Updated (June) Microsoft 70-483 Practice Test 91-100

Ensurepass

 

QUESTION 91

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

 

clip_image002

 

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.

< /td>

unchecked

 

Correct Answer: A

 

 

 

 

 

 

 

 

 

QUESTION 92

You are developing an application that uses a .config file.

 

The relevant portion of the .config file is shown as follows:

 

clip_image004

 

You need to ensure that diagnostic data for the application writes to the event tog by using the configuration specified in the .config file.

 

What should you include in the application code?

 

clip_image006

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correct Answer: D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUESTION 93

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

 

clip_image008

 

You need to identify the missing line of code at line 15. Which line of code should you identify?

 

A.

using (fooSqlConn.BeginTransaction())

B.

while (fooSqlReader.Read())

C.

while (fooSqlReader.NextResult())

D.

while (fooSqlReader.GetBoolean(0))

 

Correct Answer: B

 

 

 

 

 

 

 

 

 

 

 

 

QUESTION 94

HOTSPOT

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):

 

clip_image010

 

You need to ensure that the message displayed in the lblMessage object shows the time formatted according to the following requirements:

 

clip_image012The time must be formatted as hour:minute AM/PM, for example 2:00 PM.

clip_image012[1]The date must be formatted as month/day/year, for example 04/21/2013.

clip_image012[2]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.)

 

clip_image013

 

Correct Answer:

clip_image014

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUESTION 95

HOTSPOT

You are developing an application that includes a Windows Communication Foundation (WCF) service. The service includes a custom TraceSource object named ts and a method named DoWork. The application must meet the following requirements:

 

clip_image012[3]Collect trace information when the DoWork() method executes.

clip_image012[4]Group all traces for a single execution of the DoWork() method as an activity that can be viewed in the WCF Service Trace Viewer Tool.

 

You need to ensure that the application meets the requirements.

 

How should you complete the relevant code? (To answer, select the correct code segment from each drop-down list in the answer area.)

 

clip_image016

clip_image018

 

Correct Answer:

clip_image020

 

 

QUESTION 96

DRAG DROP

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.)

 

clip_image022

 

Correct Answer:

clip_image024

 

 

QUESTION 97

DRAG DROP

You are developing an application that will populate an extensive XML tree from a Microsoft SQL Server 2008 R2 database table named Contacts.

 

You are creating the XML tree. The solution must meet the following requirements:

 

clip_image012[5]Minimize memory requirements.

clip_image012[6]Maximize data processing speed.

 

You open the database connection.

 

You need to create the XML tree.

 

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.)

 

clip_image026

 

Correct Answer:

clip_image028

 

 

QUESTION 98

DRAG DROP

You are creating a class named Data that includes a dictionary object named _data. You need to allow the garbage collection process to collect the references of the _data object. 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.)

 

clip_image030

 

Correct Answer:

clip_image032

QUESTION 99

You are creating a console application named App1.

 

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):

 

clip_image034

 

You need to ensure that the code validates the JSON string.

 

Which code should you insert at line 03?

 

A.

DataContractSerializer serializer = new DataContractSerializer();

B.

var serializer = new DataContractSerializer();

C.

XmlSerlalizer serializer = new XmlSerlalizer();

D.

var serializer = new JavaScriptSerializer();

 

Correct Answer: D

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.

 

 

QUESTION 100

You are developing an application that uses several objects. The application includes the following code segment. (Line numbers are included for reference only.)

 

clip_image036< /p>

 

You need to evaluate whether an object is null.

 

Which code segment should you insert at line 03?

 

clip_image038

 

A.

Option A

B.

Option B

C.

Option C

D.

Option D

 

Correc
t Answer:
D

Explanation:

Use the == operator to compare values and in this case also use the null literal.

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