【正文】 ion(“user not authenticated”)。=currentUser。點評：GenericIdentity GenericPrincipal WindowsIdentity（） NTAcount 用戶或組的賬戶類1 Question 16You work as an application developer at . has asked you to create an application that copies file content from one file on a client puter named XXYYincWS007 to a new file an a server named Server01.。//第一個參數(shù)：true防止被繼承；false允許繼承//第二個參數(shù)：true保留繼承的訪問規(guī)則；false不保留繼承的訪問規(guī)則(aci)。Choose the code segment which will acplish the task.選擇能夠?qū)崿F(xiàn)任務的代碼A、 FileSecurity security=new FileSecurity(“”,)。D、 FileSecurity security=(“”)。你需要盡快實現(xiàn)這一目標。if(isAuthorized) break。’s的客戶能夠在線訂購產(chǎn)品。}C、 Use the following code:public byte[] Hash(byte[] BillingData){ MD5CryptoServiceProvider hashProvider=new MD5CryptoServiceProvider()。由此產(chǎn)生的數(shù)據(jù)必須被放置到一個字節(jié)數(shù)組。byte[] hash=。CER 。C、 Use the following code:File hosts=new File(”C:\Windows\system32\drivers\etc\hosts”)。 B和C錯誤獲取文件的大小(字節(jié))Length屬性 D錯誤2 Question 23Which methods allow COM ponents to be used in .NET applicaton?(Choose all that apply)?？(選擇多個選項)A、 Add a reference to the ponent through Microsoft Visual Studio 2005.通過VS2005新增組件的引用B、 Use the Type Libray Import tool()。 (PatientInfo,0,)。 byte [] data=()。}D、 Use the following code:public byte[] EncryptData(byte[]PatientInfo, DESCryptoServiceProvider secret key){ MemorySream ms=new MemorySream()。你正在運行一個方法來調(diào)用COM組件，并且必須使用聲明性安全運行時，明確要求全面執(zhí)行堆棧審核。3. The initialization vector, named iv.初始化容器，名為iv。 (message, 0, )。MemoryStream cipherStream = new MemoryStream ()。點評：AB 第二行 調(diào)用了解密的的方法C 第二行 加密方法沒有傳參數(shù)2 Question 27 You work as the application developer at . uses Visual 2005 as its application development platform. You use a Windwos XP Professional client puter named Client01 as your development puter.You are developing a .NET Framework Windows Forms application on Client01. TheWindows Forms application will be used by regional offices of in various are required to customize the application so that the language, calendar and cultural conventions are changed based on the user39。你應該怎么做？A. The CultureInfo class should be used.B. The TextInfo class should be used.C. The DateTimeFormtaInfo should be used.D. The CharUnicodeInfo should be used.E. The RegionInfo should be used.點評：CultureInfo表示文化類，定義了日歷、數(shù)字和日期的格式，以及和文化一起使用的排序字符串。B. Calendar cal = new CultureInfo (esMX, false).Calendar。點評： Question 30 You work as the application developer at . You are creating a new application named at App01. App01 will be used for a business partner. The Company business partner has offices in Hong Kong. You must write the code segment which will show all negative currency values by using a minus sign.Choose the code segment which you should use.你在 。B. NumberFormatInfo culture = new CultureInfo (zhHK).NumberFormat。NumberNegativePattern 獲取或設置負數(shù)值的格式模式CurrencyNegativePattern 獲取或設置負貨幣值的格式模式。return ((0), culture)。你必須寫代碼段：通過負號顯示所有的負貨幣值。D. string dateString = (esMX)。當在倫敦分行的辦公人員生成并打印報表后，報告必須以墨西哥西班牙語格式顯示當前日期。你在Client01的電腦上正在開發(fā)一個NET Framework 。ICryptoTransform crypto = (key, iv)。CryptoStream cryptoStream = new CryptoStream (cipherStream, crypto,)。 = 。你正在開發(fā)一個新方法，必須加密機密數(shù)據(jù)。byte [] data=()。(PatientInfo,0,)。 }B、 Use the following Code:Public byte[] EncryptData(byte[] PatientInfo, RSACryptoServiiceProvider secret key){ MemorySream ms=new MemorySream()。醫(yī)院通知你病人資料的數(shù)量和頻率很高。(“ReadOnly”+)。(“Size”+)。點評：()是靜態(tài)方法，可以不傳參或傳字符串。B、 HashAlgorithm algo=(“MD5”)。}點評：MD5CryptoServiceProviderComputes the MD5 hash value for the input data using the implementation provided by the cryptographic service provider (CSP). This class cannot be inherited. Hash是屬性ComputeHash(字節(jié)數(shù)組)方法B錯誤DESCryptoServiceProviderDefines a wrapper object to access the cryptographic service provider (CSP) version of the Data Encryption Standard (DES) algorithm. This class cannot be inherited.該類中沒有Hash屬性和ComputeHash()方法A 和D錯誤 ，2 Question 21You work as the application developer at . You are creating a new method that must hash specific data by applying the MD5 algorithm. You must write the hash of the ining parameter by using the MD5 algorithm. The data must be passed to your method as a byte array named message. The resultant data must then be placed into a byte array.Choose the code segment which will achieve your goal.。你應該用什么代碼來實現(xiàn)這一目標？A、 Use the following code:public byte[] Hash(byte[] BillingData){DESCryptoServiceProvider hashProvider=new DESCryptoServiceProvider()。isAuthorized=(“Sales”)。如果在本地組存在一個名為Sales的用戶，你必須開發(fā)能夠認識它的代碼。1 Question 18You work as an application developer at . You are currently creating an application that requires rolebased security. You are planning to utilize(利用/采用) a database to store the user accounts and group membership data. You need to ensure that users are able to log on and off. You alse need to ensure that the application you have created tracks the user accounts of thess users, and restrict or allow access to code based on their group membership. You need to achieve this objective with as little developer effort as possible.What should you do to implement rolebased security?。(true,true)。(aci)。你還必須確保新文件不繼承服務器端Server01目標目錄的權(quán)限。=currentUser。GenericPrincipal currentUser=new GenericPrincipal(ident,userRolesArray)。Evidence是一個集合，它持有一組表示證據(jù)的對象。你必須確保給程序集提供的默認證據(jù)被重寫，并且創(chuàng)建一個新的證據(jù)集。MethodInfo m=(“MyMethod”)。Type t=typeof(Class01)。如下：MyMethod function.public class Class01{public int MyMethod(int arg){ return arg。AppDomain domain=new AppDomain(“ChildDomain”,childEvidence)。1 question 11You work as an application developer at . You are required to dynamically load assemblies into a custom child application domain. 。()。無法繼承此類。A、 AppDomain domain=。}點評：引入線程 ThreadStart 該委托不能帶參數(shù) ParameterizedThreadStart 該委托可以帶參數(shù) question 6You work as the application deve