2012年微软认证考试模拟试题及答案3

会计考友

第 11 题  
你写了如下一段代码  public delegate void FaxDocs(object sender, FaxArgs args);  
你需要创建一个调用FaxDocs的事件，你应该使用那个代码段？   
A. pulic static event FaxDocs Fax;  
  k& }7 ?* c7 rB. public static event Fax FaxDocs;  
C. public class FaxArgs : EventArgs {  
/ S7 u% O7 U# @: \4 \private string coverPageInfo;  
public FaxArgs(string coverInfo) {  
" A& e# I. k  p# v0 k, Kthis.coverPageInfo = coverPageInfo;  
. L& v$ n/ u. e1 r0 n  r}  
  n" T# ]9 [9 ?( a7 @$ qpublic string CoverPageInformation {  
get {return this.coverPageInfo;}  
}}  
. b. j% }; G/ j6 X0 L* fD. public class FaxArgs : EventArgs {  
private string coverPageInfo;  
public string CoverPageInformation {  
; u8 m3 T6 l$ A9 gget {return this.coverPageInfo;}  
' Q8 y) O0 ^4 a9 ]6 Z}}  
答案: A  
) J) L+ m2 r: ~7 R& H8 s$ ^3 D  
! c4 ?: J6 |; c  L第 12 题   
你写如下的代码段去调用Win32 Application Programming Interface (API)：  
1 Q0 V2 e! g+ X. Nstring personName = "N?el";  
string msg = "Welcome" + personName + "to club"!";  
bool rc =User32API.MessageBox(0, msg, personName, 0);  
& y$ X3 G" n$ A. ~( V& X为了实现上面的调用，你需要定义一个方法原型，请问，你会采用那个代码段进行定义？  
$ q1 |# P  A1 S  PA.   [DllImport("user32", CharSet = CharSet.Ansi)]  
public static extern bool MessageBox(int hWnd,String text,String caption,uint type);}  
B.   [DllImport("user32", EntryPoint = "MessageBoxA", CharSet = CharSet.Ansi)]  
  H# s9 R* `6 E& b. j5 DPublic static extern bool MessageBox(int hWnd,  
8 J! e: s) y& ^% z8 b[MarshalAs(UnmanagedType.LPWStr)]String text,  
+ [& o" c- f  r7 Z; f7 b[MarshalAs(UnmanagedType.LPWStr)]String caption,  
! E1 Z$ i; ^2 L- z, auint type);}  
  W  H- r. b5 j2 b! SC.   [DllImport("user32", CharSet = CharSet.Unicode)]  
* v5 s- o- |+ f9 Z% {7 R/ Dpublic static extern bool MessageBox(int hWnd,String text, String caption,uint type);}  
. s8 D# v/ z0 d9 Y% RD. [DllImport("user32", EntryPoint = "MessageBoxA", CharSet =  
CharSet.Unicode)]public static extern bool MessageBox(int hWnd,  
[MarshalAs(UnmanagedType.LPWStr)]String text,  
3 V9 S& @: |' f: c- v[MarshalAs(UnmanagedType.LPWStr)]String caption,uint type);}  
# ]! U1 E& u6 F1 _9 G& k7 o% H答案:C  
" e" j  N/ d! `2 a2 U
第 13 题   
你需要以字符串的形式返回isolated storage文件内容。已知，文件名称为Settings.dat并且在机  
器范围内唯一。你应该使用下面那个代码段？  
A. IsolatedStorageFileStream isoStream;isoStream = new IsolatedStorageFileStream(  
) _9 N9 M2 }. e4 p3 L"Settings.dat", FileMode.Open); string result = new StreamReader(isoStream).ReadToEnd();  
B. IsolatedStorageFile isoFile;isoFile = IsolatedStorageFile.GetMachineStoreForAssembly();  
IsolatedStorageFileStream isoStream;isoStream = new IsolatedStorageFileStream(  
$ F9 i, e- G# m0 ]3 d"Settings.dat", FileMode.Open, isoFile); string result = new  
StreamReader(isoStream).ReadToEnd();  
C. IsolatedStorageFileStream isoStream;isoStream = new  
& s5 }( s, E; ]8 [' @6 f  M5 A: ~& kIsolatedStorageFileStream("Settings.dat", FileMode.Open); string result =  
$ F3 q% P2 d# q0 JisoStream.ToString();  
D. IsolatedStorageFile isoFile;isoFile = IsolatedStorageFile.GetMachineStoreForAssembly();  
* q/ i6 ^5 _$ i, D9 ~) yIsolatedStorageFileStream isoStream;isoStream = new IsolatedStorageFileStream(  
"Settings.dat", FileMode.Open, isoFile); string result = isoStream.ToString();  
答案: B

会计考友

第 14 题   
: O, p* c* E! W' g" J+ k你正在写一个压缩字节数组的方法。数组被以 document 作为参数名传递到一个方法。你需  
要压缩输入的字节数组并且返回一个字节数组作为结果。你的方法应该使用下面那个代码  
( n, L8 j+ N! A段？  
: |  t/ r0 c- @" ?% w, s7 ~/ a9 oA. MemoryStream strm = new MemoryStream(document);DeflateStream deflate = new  
DeflateStream(strm,CompressionMode.Compress); byte[] result = new  
- |3 O8 @# {8 e4 o& `byte[document.Length];deflate.Write(result,0, result.Length); return result;  
B. MemoryStream strm = new MemoryStream(document);DeflateStream deflate = new  
) s  _1 ^" e/ F' ^7 E3 z; ADeflateStream(strm,  
3 K9 U" e9 ^2 C7 LCompressionMode.Comress);deflate.Write(docemtn, 0,  
document.Length);deflate.Close();return strm.ToArray();  
C. MemoryStream strm = new MemoryStream();DeflateStream deflate = new  
DeflateStream(strm, CompressionMode.Compress);deflate.Write(decument, 0,  
decument.Length);deflate.Close();return strm.ToArray();  
D. MemoryStream inStream = new MemoryStream(document);DeflateStream deflate =  
new DeflateStream(inStream, CompressionMode.Compress); MemoryStream outStream =  
new MemoryStream();int b;while ((b = deflate.ReadByte()) ! = -1) {  
, c  r% k- }8 {1 W- voutStream.WriteByte((byte)b);} return outStream.ToArray();  
答案: C

第 15 题  
  q* r, n9 x5 Q- b$ c4 U: v你需要选择一个类。它基于Key实现了小集合和大集合的优化。你应该选择下面那一个类？  
A. OrderedDictionary class  
B. HybridDictionary class  
C. ListDictionary class  
9 k5 a4 C' Q4 A* ]2 ND. Hashtable class  
答案: B