[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fo7Al4J-HtP4pg-Xmd7tgvCCNcegdgjge7GFzHu48kNU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2024-10-28 16:45:02",163475306,[8,9,10,11],"array. size","array. length-1","array. size-1","array.length",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},22,"43c9d8332945ec46d8a4b6cc83c0ae2c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fedcbf767325446e05a9b19837dddeaac.png","编程基础","work_38256922","技术解决方案及推广","已知数组array,其最后一个元素的下标是",[21,26,35,44,53,63,71,76,81,86],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":25},[],163475307,[30,31,32,33],"数组myArray的长度已由3改为6,其中前3个元素的值不变,后3个元素的值为空","数组myArray的长度已由3改为6,其中前3个元素的值不变,后3个元素需再经过初始化后才能使用","数组myArray的长度没有变化","数组myArray的长度已由3改为6,原来3个元素的值全部丢失","为将数组myArray的长度由3改为6,现采取以下编码: int[ ]myArray = new int [3]; myArray = new int[6]; 代码执行后,以下叙述哪项是正确的",{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":24,"type":25},[],163475308,[39,40,41,42],"3","2","1","0","现有:class Rectangle { public static void main(String[] args) { int[] x = { 1, 2, 3 }; x[1] = (x[1] > 1) ? x[2] : 0; System.out.println(x[1]); }}结果为",{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":24,"type":25},[],163475309,[48,49,50,51],"String[] names = {"zhang", "wang", "li"}","String names[] = new String [3]; names [0] ="zhang"; names [1] ="wang"; names [2] ="li"","String[3] names = {"zhang", "wang", "li"}","以上皆正确","以下哪种初始化数组的方式是错误的",{"answer":54,"createTime":5,"id":55,"options":56,"question":62,"source":24,"type":25},[],163475310,[57,58,59,60,61],"baz 值为 0","baz 值为1","baz 值为2","程序运行时抛出异常","代码不能编译","int index=1;int foo[]=new int[3]; int bar=foo[index]; int baz=bar+index; 经过以上代码后,baz的值是多少?( )",{"answer":64,"createTime":5,"id":65,"options":66,"question":70,"source":24,"type":25},[],163475311,[39,67,68,69],"4","6","7","设有数组定义int[][] x={{1,2},{3,4,5},{6},{ } },则x.length的值为( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":75,"source":24,"type":25},[],163475312,[39,67,68,69],"数组定义int[][]num={{7,8,1,2,3,4}, {9,10,11,12,30,50,60}, {16,20,70}, { 0} }; ,则num.length的值为()",{"answer":77,"createTime":5,"id":78,"options":79,"question":80,"source":24,"type":25},[],163475313,[39,67,68,69],"设有数组定义int[][] x={{9, 5, 3},{9, 4, 5},{6},{7}},则x.length的值为()",{"answer":82,"createTime":5,"id":83,"options":84,"question":85,"source":24,"type":25},[],163475314,[39,67,68,69],"设有数组定义int[][] x = {{1, 2, 3,4,5, 6, 7}, {3, 4, 5}, {6, 7, 8, 9}, {0, 1, 2, 3, 4, 5, 6}};,则x.length的值为()",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":24,"type":25},[],163475315,[90,91,92,93],"size","length","dimension","measurement","为使下列代码正常运行,应该在下画线处填入的选项是____. ( ) int numbers[] = new int[N] ; for(int i=0; i< numbers._______; i++) numbers [i] = i + 1"]