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C#ÌôÑ¡

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  • 2026/4/27 16:37:12

D.try finally

5¡¢ÔÚC#ÖУ¬Ò»¸öÀࣨB£©.(Ñ¡ÔñÒ»Ïî) A.¿ÉÒԼ̳жà¸öÀà B.¿ÉÒÔʵÏÖ¶à¸ö½Ó¿Ú

C.ÔÚÒ»¸ö³ÌÐòÖÐÖ»ÄÜÓÐÒ»¸ö×ÓÀà D.Ö»ÄÜʵÏÖÒ»¸ö½Ó¿Ú

6¡¢Õë¶ÔÏÂÃæµÄ£Ã££´úÂ룺 using System£» class Teststring {

public static void Main() {

String strOriginal;

strOriginal = Console.ReadLine(); bool A = strOriginal.Equals(\ Console.WriteLine(A.ToString()); int B = strOriginal.Length;

Console.WriteLine(B.ToString()); Console.ReadLine(); } }

³ÌÐòÔËÐÐʱ£®ÊäÈë¡£¡° £Á£Á£Á£Á£Á¡±£¨Îå¸öAµÄÇ°ÃæÓÐÈý¸ö¿Õ¸ñ£©Ôò³ÌÐòÊä³öΪ£¨B£© £¨Ñ¡ÔñÒ»Ï A.0 8 B.False 8 C.£­1 8 D.False 5

7¡¢ÒÔϵÄC££´úÂë¶Î£º public struct Person {

string Name£» int Age£» }

public static void Main() {

Hasbtable A£» Person B£» //ÆäËû´¦Àí´úÂë £ý

ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£¨A£©¡££¨Ñ¡ÔñÒ»Ï

A.AΪÒýÓÃÀàÐ͵ıäÁ¿£¬BΪֵÀàÐ͵ıäÁ¿ B.AΪֵÀàÐ͵ıäÁ¿£¬BΪÒýÓÃÀàÐ͵ıäÁ¿ C.AºÍB¶¼ÊÇÖµÀàÐ͵ıäÁ¿ D.AºÍ B¶¼ÊÇÒýÓÃÀàÐ͵ıäÁ¿

8¡¢ÒÔϵÄC££´úÂ룺

static void Main£¨string[] args£© {

Console.WriteLine(\ÔËÐнá¹û: {0}\ Console.ReadLine(); }

´úÂëÔËÐнá¹ûΪ£¨D£©¡££¨Ñ¡ÔñÒ»Ï A.ÔÚ¿ØÖÆÌ¨´°¿ÚÏÔʾ¡°ÔËÐнá¹û£º¡± B.ÔÚ¿ØÖÆÌ¨´°¿ÚÏÔʾ¡°ÔËÐнá¹û£º{0}¡± C.ÔÚ¿ØÖÆÌ¨´°¿ÚÏÔʾ¡°ÔËÐнá¹û£º£¬Console£®ReadLine¡±

D.Èç¹ûÓû§ÔÚ¿ØÖÆÌ¨ÊäÈë¡° A¡±£¬ÄÇô³ÌÐò½«ÔÚ¿ØÖÆÌ¨ÏÔʾ¡°ÔËÐнá¹û£ºA¡±

9¡¢ÔÚC#Öж¨ÒåÒ»¸öÊý×飬ÕýÈ·µÄ´úÂëΪ£¨B£©¡£(Ñ¡ÔñÒ»Ïî) A.int arraya = new int[5]; B.int[] arraya = new int[5]; C.int arraya = new int[]; D.int[5] arraya = new int;

10¡¢ÔÚC££ÓïÑÔÖУ¬ÏÂÁйØÓÚÊôÐÔµÄÃèÊöÕýÈ·µÄÊÇ£¨B£©£®£¨Ñ¡ÔñÒ»Ï

A.ÊôÐÔϵÊÇÒÔpublic¹Ø¼ü×ÖÐÞÊεÄ×ֶΣ¬ÒÔpublic¹Ø¼ü×ÖÐÞÊεÄ×Ö¶ÎÒ²¿É³ÆÎªÊôÐÔ B.ÊôÐÔÊÇ·ÃÎÊ×Ö¶ÎÖµµÄÒ»ÖÖÁé»î»úÖÆ£¬ÊôÐÔ¸üºÃµØÊµÏÖÁËÊý¾ÝµÄ·â×°ºÍÒþ²Ø C.Òª¶¨ÒåÖ»¶ÁÊôÐÔÖ»ÐèÔÚÊôÐÔÃûǰ¼ÓÉÏreadonly¹Ø¼ü×Ö D.ÔÚC#µÄÀàÖв»ÄÜ×Ô¶¨ÒåÊôÐÔ

11. ÔڽӿڵijÉÔ±ÖУ¬²»Äܰüº¬( D ). A.ÊôÐÔ B.·½·¨ C.ʼþ D.³£Á¿

12. ¼Ù¶¨Ò»¸ö10ÐÐ20ÁеĶþάÕûÐÍÊý×飬ÏÂÁÐÄĸö¶¨ÒåÓï¾äÊÇÕýÈ·µÄ£¨ C £©¡£ A. int[]arr = new int[10,20] B. int[]arr = int new[10,20] C. int[,]arr = new int[10,20] D. int[,]arr = new int[20;10]

11¡¢³ÌÐòÔËÐйý³ÌÖз¢ÉúµÄ´íÎ󣬽Ð×÷£¨C£©£®£¨Ñ¡ÔñÒ»Ï A.°æ±¾ B.¶Ïµã C.Òì³£ D.ÊôÐÔ

13¡¢ÔÚ£®NETµÄ¿Ø¼þÖУ¬Panel¡¢GroupBox¡¢TabControlµÈ·Ö×é¿Ø¼þ£¬ÓÐʱºòÒ²±»³ÆÖ®Îª£¨A£©¡££¨Ñ¡ÔñÒ»Ï A.ÈÝÆ÷¿Ø¼þ B.×éºÏ¿Ø¼þ C.ÅÅÁпؼþ D.»ùÀà¿Ø¼þ

14¡¢ÔĶÁÒÔϵÄC££´úÂ룺 class A {

public A( ) {

Console.WriteLine(\ } }

class B:A {

public B() {

Console.WriteLine(\ } }

class Program {

public static void Main() {

B b = new B();

Console.ReadLine(); } }

ÉÏÊö´úÂëÔËÐк󣬽«ÔÚ¿ØÖÆÌ¨´°¿ÚÊä³ö£¨C£©¡££¨Ñ¡ÔñÒ»Ï A. A B. B C. A B D.B A

15¡¢ÔÚ.NETÖУ¬ÒÔϹØÓÚÃüÃû¿Õ¼äµÄÃèÊö£¬ÕýÈ·µÄÊÇ£¨D£©¡££¨Ñ¡ÔñÒ»Ï A.ÃüÃû¿Õ¼ä²»¿ÉÒÔ½øÐÐǶÌ×

B.ÈÎÒ»¸ö.csÎļþÖУ¬Ö»ÄÜ´æÔÚÒ»¸öÃüÃû¿Õ¼ä

C.±ãÓÃprivateÐÞÊεÄÃüÃû¿Õ¼ä£¬ÆäÄÚ²¿µÄÀàÒ²²»ÔÊÐí·ÃÎÊ D.ÃüÃû¿Õ¼äʹµÃ´úÂë¸ü¼ÓÓÐÌõÀí¡¢½á¹¹¸üÇåÎú

16¡¢NETÖУ¬³ÌÐòÖеĴíÎó¿ÉÒÔ»®·ÖΪÒÔÏÂÈýÀ࣬³ýÁË£¨D£©¡£ £¨Ñ¡ÔñÒ»Ï A.Âß¼­´íÎó

B.ÔËÐÐʱ´íÎó C.Óï·¨´íÎó D.×Ô¶¨Òå´íÎó

17¡¢Õë¶ÔÏÂÃæµÄC#´úÂ룺 using System£»

delegate void D(int i)£» class P {

public static void Main() {

V£¨new D(R)£©; }

public static void R(int t) {

V(21); }

public static void V£¨int i£© {

Console.WriteLine(i.ToString()); Console.ReadLine(); } }

ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ(B )£¨Ñ¡ÔñÒ»Ï

A.´úÂëÖдæÔÚ´íÎó£¬delegate voidD(int i);²»Äܶ¨ÒåÔÚÃû³Æ¿Õ¼ä»òÕßÀàÖ®Íâ B.´úÂëÖдæÔÚ´íÎ󣬴úÂëÐÐV(new D(R))£»Ê¹ÓÃίÍдíÎó C.³ÌÐòÕý³£ÔËÐУ¬Êä³öΪ0 D.³ÌÐòÕý³£ÔËÐУ¬Êä³öΪ21

18¡¢¡¯(abc)|(def)¡¯ÄÜÆ¥ÅäµÄÊÇ( ) A¡¢¡±abcdef¡± B¡¢¡±abcd¡± C¡¢¡±abc¡± D¡¢¡±cdef¡±

19¡¢ÒÔϹØÓÚC#Öз½·¨ÖØÔصÄ˵·¨ÕýÈ·µÄÊÇ£¨CD£©¡££¨Ñ¡Ôñ¶þÏ

A.ÈçÁ½¸ö·½·¨Ãû×Ö²»Í¬£¬¶ø²ÎÊýµÄÊýÁ¿²»Í¬£¬ÄÇôËüÃÇ¿ÉÒÔ¹¹³É·½·¨ÖØÔØ

B.ÈçÁ½¸ö·½·¨Ãû×ÖÏàͬ£¬¶ø·µ»ØÖµµÄÊý¾ÝÀàÐͲ»Í¬£¬ÄÇôËüÃÇ¿ÉÒÔ¹¹³É·½·¨ÖØÔØ C.ÈçÁ½¸ö·½·¨Ãû×ÖÏàͬ£¬¶ø²ÎÊýµÄÊý¾ÝÀàÐͲ»Í¬£¬ÄÇôËüÃÇ¿ÉÒÔ¹¹³É·½·¨ÖØÔØ D.ÈçÁ½¸ö·½·¨Ãû×ÖÏàͬ£¬¶ø²ÎÊýµÄÊýÁ¿²»Í¬£¬ÄÇôËüÃÇ¿ÉÒÔ¹¹³É·½·¨ÖØÔØ

20¡¢ÔÚC#Óï·¨ÖУ¬ÔÚÅÉÉúÀàÖжԻùÀàµÄÐ麯Êý½øÐÐÖØÐ´£¬ÒªÇóÔÚÉùÃ÷ÖÐʹÓã¨A£©¹Ø¼ü×Ö¡££¨Ñ¡ÔñÒ»Ï A.override

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D.try finally 5¡¢ÔÚC#ÖУ¬Ò»¸öÀࣨB£©.(Ñ¡ÔñÒ»Ïî) A.¿ÉÒԼ̳жà¸öÀà B.¿ÉÒÔʵÏÖ¶à¸ö½Ó¿Ú C.ÔÚÒ»¸ö³ÌÐòÖÐÖ»ÄÜÓÐÒ»¸ö×ÓÀà D.Ö»ÄÜʵÏÖÒ»¸ö½Ó¿Ú 6¡¢Õë¶ÔÏÂÃæµÄ£Ã££´úÂ룺 using System£» class Teststring { public static void Main() { String strOriginal; strOriginal = Console.ReadLine(); bool A = strOriginal.Equals(\ Console.WriteLine(A.ToString());

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