You work as an application developer at CER-Tech.com. Cert-T

题目
单选题
You work as an application developer at CER-Tech.com. Cert-Tech.com uses Visual studio.NET 2005 as its Application Development platform.You are developing a .NET Framework 2.0 application used to store a type-safe list of names and e-mail addresses. The list will be populated all at ones from the sorted data which means you will not always need to perform insertion or deletion operations on the data. You are required to choose a data structure that optimizes memory use and has good performance.What should you do?()
A

 The System.Collections.Generic.SortedList class should be used 

B

 The System.Collections.HashTable class should be used

C

 The System.Collections.Generic.SortedDictionary class should be used 

D

 The System.Collections.SortedList class should be used

参考答案和解析
正确答案: B
解析: 暂无解析
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相似问题和答案

第1题:

You work as an application developer at Certkiller .com. You are currently in the process of creating a new application for Certkiller .com. You are required to read compressed data files that has been sent by Certkiller .com‘s sales offices.These data files are less than 4 GB in size, but was compressed without cyclic redundancy. You want to write a method that receives the compressed files and return the uncompressed data as a byte array.What should you do?()

A.

B.

C.

D.


参考答案:A

第2题:

You work as an application developer at Certkiller .com. Certkiller .com has asked you to develop an application that monitors and controls the activities of a Windows service.You need to use the appropriate class to meet Certkiller .com’s requirements. What should you do?()

  • A、 Use the ServiceBase class.
  • B、 Use the ServiceInstaller class.
  • C、 Use the ServiceManager class.
  • D、 Use the ServiceController class.

正确答案:D

第3题:

You work as an application developer at Certkiller .com. Certkiller .com uses an application that calculates monthly payments based upon client input.You are currently debugging this application using the Microsoft Visual Studio 2005 IDE.The application contains the following code:public double CalculateMonthlyPayment (Single rate, double principal) {//Implementation code}You have discovered that unexpected results are being returned by the application. You would like to pause execution and display a message box containing an error message in the event of a negative or zero rate value is Passed to the CalculateMonthlyPayment method.You need to ensure that this only occurs during debugging mode.What should you do?()

A.

B.

C.

D.


参考答案:A

第4题:

You work as a Web Developer at Certkiller.com. You create a Web application using MicrosoftASP.NET 3.5.  Certkiller.com hosts the application in Microsoft Internet Information Services 7.0. You attempt tobrowse the application and receive the following error message:  Service Unavailable    HTTP Error 503. The service is unavailable.   You check and discover that you are able to browse successfully to other application that formspart of the same IIS Web site. The hosted applications on the network make use of ASP.NET 3.5.There are not previous versions of ASP.NET is installed. You need to resolve this error as soon aspossible.  What should you do?()

  • A、You should run the ServiceModel Metadata Utility tool (Svcutil.exe).
  • B、You should change the pipeline mode associated with the application pool that hosts theapplication.
  • C、You should run the ASP.NET Registration Tool (Aspnet_regiis.exe).
  • D、You should make sure that the application pool that hosts the application is initiated.

正确答案:D

第5题:

You work as the application developer at Certkiller .com. Certkiller .com uses Visual Studio.NET 2005 as its application development platform. You are developing a Windows Service application. You need to change the security context in which the service runs. The service will be run in context of a non-privileged user on the local computer and present anonymous credentials to any remote server. You are required to set the Account property of the ServiceProcessInstaller class to specify the service account. What should you do?()

  • A、Use ServiceAccount.User.
  • B、Use ServiceAccount.LocalService.
  • C、Use ServiceAccount.LocalSystem.
  • D、Use ServceAccount.NetworkService.

正确答案:B

第6题:

You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5.  You host the Web application in Microsoft Internet Information Services (IIS) 6.0. You browse theapplication and receive the following error message:  Server Application Unavailable  The web application you are attempting to access on this web server is currently unavailable.Please hit the "Refresh" button in your web browser to retry your request.  You view the Application event log and discover the following message:  It is not possible to run two different versions of ASP.NET in the same IIS process. Please use theIIS Administration Tool to reconfigure your server to run the application in a separate process.  To ensure productivity you need to solve this problem as quick as possible.  What should you do?()

  • A、You should change the IIS isolation mode.
  • B、You should assign the application to another application pool.
  • C、You should configure all applications that are part of your application's application pool in orderto use the same version of ASP.NET.
  • D、You should run the Aspnet_regiis.exe Tool.
  • E、You should restart the application pool that hosts the application.

正确答案:B,C

第7题:

You work as an application developer at Contoso.com. You use Microsoft .NET Framework 3.5 and Microsoft ADO.NET to develop an application. The user name and password that is kept by the connection string is stored directly in the code of the application. You want to make sure that the password in the connection string is as protected.   What should you do? ()

  • A、 Add the connection string to the Settings.settings file.
  • B、 Add connection string to the Web.config file and use protected configuration.
  • C、 Use the TRUE setting in the Persist Security Info keyword.
  • D、 Use the FALSE setting in the Persist Security Info keyword

正确答案:B

第8题:

Rapid application development(RAD) systems purport to lighten the developer's(46)by making it easy to program an application with simple intuitive steps.RAD tools(47)the developer everything needed to construct a fully functional application quickly and easily. They make short work of modifying the developed product to(48)changes after the program is finished. Applications developed with RAD tools are constructed as they are envisioned. As an application's real usefulness(49), the developer armed with RAD tools should be able to(50)on new features with little fuss.

A.burden

B.trouble

C.task

D.weight


正确答案:A

第9题:

You work as an application developer at Certkiller .com. You are required to dynamically load assemblies into an application domain. You are using the Load method of the AppDomain class. What types of files can you this use method for?()

  • A、 Library application files (.dll).
  • B、 All assembly files, no matter what there file extensions are.
  • C、 Application configuration files (.config).
  • D、 Standalone application files (.exe).

正确答案:B

第10题:

You work as an application developer at Certkiller .com. You are currently in theprocess of reviewing an application that was created by a fellow developer.The application that you are reviewing includes a declaration for a collection named EmployeeList, which stores Employee objects. The declaration is shown below: public class EmployeeList : Enumerator, IEnumerable { // Class implementation } You require the ability to iterate through the EmployeeList with minimum development effort.What should you do?()

  • A、 Utilize the switch statement
  • B、 Utilize the dowhile statement
  • C、 Utilize the foreach statement
  • D、 Utilize the if statement

正确答案:C

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