[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fOi51sOZHaH818L7FOrJl7LIe6sfVGbBlXKfDQDDHSII":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2023-11-08 23:11:49",104505488,[8,9,10,11],"4","2","5","3",{"courseId":13,"courseImg":14,"courseName":15},"38672e202782edf4ca3912caf201f27c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","Java编程及应用","声明一个数组,int [] ar = {1,2,3,4,5}; 问 ar[4]的值是多少",[18,29,38,47,54,62,69,72,79,84],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],104505477,[22,23,24,25],"5 2 3 4 5","1 2 3 4 1","5 2 3 4 1","1 2 3 4 5","读程,判断程序的输出是什么? class LowHighSwap { static void doIt( int[] z ) { int temp = z[z.length-1]; z[z.length-1] = z[0]; z[0] = temp; } } class TestIt { public static void main( String[] args ) { int[] myArray = {1, 2, 3, 4, 5}; LowHighSwap.doIt(myArray); for (int i = 0; i < myArray.length; i++) { System.out.print(myArray[i] + " "); } } }","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],104505478,[33,34,35,36],"for (i = 1; i < 2; i++) System.out.print( nums[i])","for (i = 0; i < 2; i++) System.out.print( nums[i])","for (i = 1; i < 3; i++) System.out.print(nums[i])","for (int i =0; i < 3; i++) System.out.print( nums[i])","以下哪个循环将在一个单独的行中显示此数组中的所有数字. float [] nums = {1.1f,2.2f,3.3f}",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],104505482,[42,43,44,45],"0","ar.length-1","ar.length","1","哪一个选项可以在索引处找到名为 ar 的数组中的最后一个值",{"answer":48,"createTime":5,"id":49,"options":50,"question":53,"source":27,"type":28},[],104505483,[51,42,10,52],"6","7","声明数组 int [] ar = {1,2,3,4,5,6}; 数组ar的大小是 ( )",{"answer":55,"createTime":5,"id":56,"options":57,"question":61,"source":27,"type":28},[],104505484,[58,25,59,60],"0 0 0 0 0","什么都不会打印出来","程序因运行出错而停止","读以下程,并回答程序的输出是什么? class TestIt { public static void main ( String[] args ) { int[] myArray = {1, 2, 3, 4, 5}; ChangeIt.doIt( myArray ); for(int j=0; j<myArray.length; j++) System.out.print( myArray[j] + " " ); } } class ChangeIt { static void doIt( int[] z ) { z = null ; } }",{"answer":63,"createTime":5,"id":64,"options":65,"question":68,"source":27,"type":28},[],104505486,[66,45,42,67],"9","都不是","下面程序的输出是什么? int[] num7 = {1, 3, 5, 2, 8, 9, 5, 0}; int x7 = num7[0]; for (int i = 0; i <= num7.length-1; i++) { if(num7[i] < x7) { x7 = num7[i]; } } System.out.println(x7)",{"answer":70,"createTime":5,"id":6,"options":71,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":73,"createTime":74,"id":75,"options":76,"question":77,"source":27,"type":78},[],"2023-11-08 23:11:50",104505489,[],"从内存角度分析,数组名存在(),数组元素存在()",2,{"answer":80,"createTime":74,"id":81,"options":82,"question":83,"source":27,"type":78},[],104505490,[],"声明一个数组int [3][3] ar = {{11,2,29},{12,25,33},{55,24,39}}; 期中ar[2][2]=()",{"answer":85,"createTime":74,"id":86,"options":87,"question":88,"source":27,"type":78},[],104505491,[],"Java中数组常见的异常有()和()两种"]