护理学主管护师(中级)
单选题Certkiller.com为本地银行开发应用程序。您被指定来创建此应用程序的,并需要存储每个交易记录,这被确定使用复杂交易的标识符,在内存中。银行会通知您交易纪录的总金额将达到每日 200。为了实现这一目标,您决定利用现有.NET 2.0 类库中的一个集合类。您需要确保您选择的集合类是最有效的一个存储事务记录。你应该做什么?()
单选题选择正确的选项()
单选题您正在编写代码的用户身份验证和授权。 在您的应用程序数据存储区中存储的用户名、 密码和角色。 您需要建立用户的安全上下文将用于授权检查,如 IsInRole。 您编写下面的代码段,授权用户。() if (!TestPassword(userName, password)) throw new Exception("could not authenticate user"); String[] userRolesArray = LookupUserRoles(userName);
单选题选择正确的选项()
单选题应用程序接收来自 Certkiller.com 的客户端,可以确保安全使用 TripleDESCryptoServiceProvider 类的机密的交易数据。 您现正检讨此应用程序,并且需要解密密码文本的字节数组。 您应使用哪些代码来实现这一目标呢?()
单选题You work as the application developer at Cert-Tech.com. Cert-Tech.com uses Visual Studio.Net 2005 as its application development platform. You use a Windows XP Professional client computer named Client01 as your development computer. You are developing a .Net Framework 2.0 application on Client01. You write the code shown below:Public Class Shape Private shapeName as String Public Sub Shape(ByVal shapeName as String) Me.shapename=shapeName End Sub Public Overridable Fuction GetName() As String Return shapeName End Function Private Sub DrawShape() ’Additional code goes here End Sub End Class You later decide to have the application compiled and registered for COM interoperability. The other developers on your team complaing that they are unable to create an instance of the Shape class in their COM applications. You are required to ensure that COM applications are able to create an instance of the Shape class. What should you do?()
单选题You work as an application developer at Certkiller .com. You have recently created a custom collection class named ShoppingList for a local supermarket. This custom class will include ShoppinItem objects that have the public properties listed below. * Name * AisleNumber * OnDiscount You are required to enable users of your class to iterate through the ShoppingList collection, and to list each product name and aisle number using the foreach statement.You need to achieve this by declaring the appropriate code.What code should you use?()
单选题You work as an application developer at Certkiller .com. You are required to retrieve and display the names of all processes that are currently running in memory. What should you do?()
单选题您需要编写一个代码段中,该代码段将在应用程序内创建公共语言运行库(CLR)隔离单元。您应该使用哪个代码段?()
单选题You need to write a code segment that transfers the contents of a byte array named dataToSend by using a NetworkStream object named netStream. You need to use a cache of size 8,192 bytes. Which code segment should you use?()
单选题选择正确的选项()
单选题您需要确定满足下列条件的类型:始终为数字。不大于65,535。您应选择哪种类型?()
多选题You are developing an application that receives events asynchronously.You create a WqlEventQuery instance to specify the events and event conditions to which the application must respond.You also create a ManagementEventWatcher instance to subscribe to events matching the query.You need to identify the other actions you must perform before the application can receive events asynchronously.Which two actions should you perform?()
多选题Which methods allow COM components to be used in .NET applications?()
单选题You are writing a method to compress an array of bytes. The array is passed to the method in a parameter named document. You need to compress the incoming array of bytes and return the result as an array of bytes. Which code segment should you use?()
单选题You need to serialize an object of type List in a binary format. The object is named data. Which code segment should you use?()
单选题You need to select a class that is optimized for key-based item retrieval from both small and large collections. Which class should you choose?()
多选题为应用程序开发人员上班 Certkiller.com。 您正在开发命名为 Certkiller Ass3 的强名称程序集。 Certkiller Ass3 将由多个应用程序使用。 你打算经常在开发生命周期的过程中重建 Certkiller Ass3。 每当重新生成 Certkiller Ass3,您必须确保按照预期与所有的应用程序将使用它对它正常工作。 您必须将您用来创建 Certkiller Ass3,这样所有的应用程序中引用最新的版本的 Certkiller Ass3 的计算机的配置。 选择两个操作,您应该执行来达到自己的目标。() 每一个正确的答案显示唯一的完整的解决方案的一部分。
单选题为应用程序开发人员上班 Certkiller.com,Certkiller.com 使用 Visual Studio.NET 2005 作为其应用程序开发平台。 您正在开发。NET Framework 2.0 数据分析中的应用。 它提供程序用于读取数据时,你有没有关于文件的内在结构的信息。 读取的文件字节--内容,并进行所需的自定义算法用于查找其格式,同时选择类 这允许您读取文件内容-字节。 你应该做什么?()
多选题创建一个Microsoft Windows的基本应用程序,该应用程序包含一系列的处理器密集型方法调用,需要不同的数据库连接。在测试期间一个错误被提出。错误的说明中指出,应用程序在处理器密集型调用期间,该方法执行到一半以上就挂起。但是在您的单位用同样的方法却测试成功。你需要复制这个错误。你应该从测试人员这里确定哪两个因素?()
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