2012年微软认证考试模拟试题及答案10

会计考友

第 46 题  
你创建了一个发送 e-mail 的应用。一个名称为 smtp.Company.com 的 SMTP 服务器在本地子  
网 是 可 用 的 。 为 了 测 试 应 用 ， 你 使 用 源 地 址 为   me@Company.com ， 目 标 地 址 为  
you@Company.com。你应该使用下面那个代码段去发送 e-mail？  
  
. ]2 ?# o, k  E' g5 OA. Dim MailFrom As New MailAddress("me@Company.com", "Me")  
Dim MailTo As New MailAddress("you@Company.com", "You")  
Dim Message As New MailMessage(MailFrom, MailTo)Message.Subject =  
' k- j) C* t- b3 A! ~/ p"Greetings"Message.Body = "Test"Message.Dispose()  
B. Dim SMTPClient As String = "smtp.Company.com"  
* P" n+ P& d+ |# P, n9 o) gDim MailFrom As String = me@Company.com  
Dim MailTo As String = you@Company.com  
Dim Subject As String = "Greetings"  
Dim Body As String = "Test"Dim Message As New MailMessage(MailFrom, MailTo,  
Subject, SMTPClient)  
C. Dim MailFrom As New MailAddress("me@Company.com", "Me")  
9 j& ^% ~& f& |+ O) `# LDim MailTo As New MailAddress("you@Company.com", "You")  
: ]: ^6 v. c. @+ gDim Message As New MailMessage(MailFrom, MailTo)Message.Subject =  
"Greetings"Message.Body = "Test"  
Dim objClient As New SmtpClient("smtp.Company.com")objClient.Send(Message)  
D. Dim MailFrom As New MailAddress("me@Company.com", "Me")  
/ |, l8 d2 M- _" L& QDim MailTo As New MailAddress("you@Company.com", "You")  
Dim Message As New MailMessage(MailFrom, MailTo)Message.Subject =  
# ?+ M2 A7 K, I8 D) _, {7 s. O5 s; c"Greetings"Message.Body = "Test"  
* B2 ^# T) @$ b. JDim Info As New SocketInformationDim Client As New Socket(Info)  
: E& S" {1 H& D1 ~3 @Dim Enc As New ASCIIEncodingDim Bytes() As Byte =  
7 i9 u: S8 [) _; V; I4 cEnc.GetBytes(Message.ToString)Client.Send(Bytes)  
答案: C
0 _, D# K+ Z! f
; @) t# F9 t; ]9 b第 47 题  
0 d1 a7 ?/ t9 p* x& m, s) B你需要写一个代码段，从一个流变量  stream1  截取开始的  80  个字节到一个新的字节数组  
# }3 R+ F: ?/ i( `" l* lbyteArray 中。你同时也需要保证代码段把截取的字节数保存到一个整型变量 bytesTransferred  
中，你应该使用下面那个代码段？  
A. bytesTransferred = stream1.Read(byteArray, 0, 80);  
B. for (int i = 0; i < 80; i++) {  
9 Y% O1 w+ I9 }7 lstream1.WriteByte(byteArray);  
bytesTransferred = i;  
  M; |( P1 r. `9 u5 C5 ]5 T: vif (!stream1.CanWrite) {  
7 z3 o- f- w, D# }' R7 Dbreak;  
}}  
C. while (bytesTransferred < 80) {  
stream1.Seek(1, SeekOrigin.Current);  
byteArray[bytesTransferred++] =  
2 c+ L( F0 ]; i6 |+ x" J! DConvert.ToByte(stream1.ReadByte());}  
2 I  Z$ j5 N/ O7 Y, nD. stream1.Write(byteArray, 0, 80);bytesTransferred = byteArray.Length;  
8 Y2 g% N8 Y# W9 B, e. T: _答案: A  
  
1 R5 \8 F4 [. E8 |! O/ A! v: ?第 48 题  
# e/ E# j& C4 @4 h. S7 f& i你正在创建一个存储不同地域的客户信息的应用。你为这个应用开发了一个内部的测试版本。  
9 W, H8 U7 l- u& c# j你需要收集加拿大客户的区域信息，你应该使用那个代码段？  
* r$ Z8 |! n. \7 V4 T$ E' |1 MA.   foreach (CultureInfo culture in CultureInfo.GetCultures(CultureTypes.SpecificCultures))  
- }+ j7 G: F! [; t0 H{ //Output the region information...}  
* z7 p: s% @9 TB. CultureInfo cultureInfo = new CultureInfo("CA"); // Output the region information&frac14;  
C. RegionInfo regionInfo = new RegionInfo("CA"); // Output the region information&frac14;  
D. RegionInfo regionInfo = new RegionInfo("");if(regionInfo.Name == "CA") {  
// Output the region information...}

会计考友

答案: C  

第 49 题  
你正在开发一个在网络上传输铭感信息的服务器应用。你创建了一个  X509Certificate  对象  
certificate 和一个 TcpClient 对象 client。你需要创建一个 SslStream 对象，从而通过 Transport  
! Y* f( J$ H! P* Z. K: E6 ?6 u, ~7 B1 [Layer Security 1.0 协议（TLS 1.0  安全协议）进行通讯。你应该使用那个代码段？  
A. SslStream ssl = new SslStream(client.GetStream());ssl.AuthenticateAsServer(certificate,  
false, SslProtocols.None, true);  
& r6 p+ M, b" o! G1 J; {6 u8 E1 y; LB. SslStream ssl = new SslStream(client.GetStream());ssl.AuthenticateAsServer(certificate,  
: Q2 b, V) |% J4 d% vfalse, SslProtocols.Ssl3, true);  
C. SslStream ssl = new SslStream(client.GetStream());ssl.AuthenticateAsServer(certificate,  
false, SslProtocols.Ssl2, true);  
6 d4 S4 ?. u8 j4 gD. SslStream ssl = new SslStream(client.GetStream()); ssl.AuthenticateAsServer(certificate,  
$ h4 H+ A3 \7 Hfalse, SslProtocols.Tls, true);  
0 e& g6 m) O' p/ B& p答案: D  
  
第 50 题  
0 W5 P; G/ A$ W+ ^1 s6 F你正在开发一个使用 DES（Data Encryption Standard）算法加密铭感数据的方法。你的方法  
' q# e4 h1 Y0 `2 c7 U/ p接收如下参数：将被加密的字节数组 message，密钥 key，始化向量 iv。  
3 p0 E! K# T# x6 @7 u你需要去加密数据，你也需要把加密数据写入MemoryStream  对象。你应该使用那段代码？  
2 S6 w) u4 q+ G; p; RA. DES des = new DESCryptoServiceProvider();  
+ b- @4 G6 }7 X6 p1 ]% Gdes.BlockSize = message.Length;ICryptoTransform crypto = des.CreateEncryptor(key, iv);  
MemoryStream cipherStream = new MemoryStream();  
* W! h$ \! H% n* m8 A) C* s0 dCryptoStream cryptoStream = new CryptoStream(cipherStream,  
crypto, CryptoStreamMode.Write);  
" h0 [9 }9 S4 ~8 RcryptoStream.Write(message, 0, message.Length);  
0 n! F8 Z) M! @$ j; b9 vB. DES des = new DESCryptoServiceProvider();  
  A+ `% y. O) a8 f( `/ U* D$ HICryptoTransform crypto = des.CreateDecryptor(key, iv);  
MemoryStream cipherStream = new MemoryStream();CryptoStream cryptoStream =  
new CryptoStream(cipherStream,  
crypto, CryptoStreamMode.Write);  
cryptoStream.Write(message, 0, message.Length);  
C. DES des = new DESCryptoServiceProvider();ICryptoTransform crypto =  
des.CreateEncryptor();  
5 c. w8 T$ G0 zMemoryStream cipherStream = new MemoryStream();CryptoStream cryptoStream =  
new CryptoStream(cipherStream,  
3 s7 \& u# b5 g3 K! |2 ?0 k( Xcrypto, CryptoStreamMode.Write);  
cryptoStream.Write(message, 0, message.Length);  
7 o# R& w& c# s  m6 u+ LD. DES des = new DESCryptoServiceProvider();ICryptoTransform crypto =  
des.CreateEncryptor(key, iv);  
MemoryStream cipherStream = new MemoryStream();CryptoStream cryptoStream =  
new CryptoStream(cipherStream,  
; z2 K' ~; Q2 j* K4 A$ m( zcrypto, CryptoStreamMode.Write);cryptoStream.Write(message, 0, message.Length);  
答案: D