[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fPkY6WXXFcyyE_YCdVGdXeML61mPSIAm7jru499bikIA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":8,"question":12,"related":13,"source":23,"type":97},[],"2023-11-28 14:00:54",109350422,[],{"courseId":9,"courseImg":10,"courseName":11},"7de84a1e3f584d235c286723e531ba40","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F26d554a53616beb9c7ca85b9b93464ea.jpg","Java程序设计","三元条件运算符exp1?exp2:exp3,改写成if语句为 if(【空1】) 【空2】 else 【空3】",[14,25,34,43,52,61,69,78,85,94],{"answer":15,"createTime":5,"id":16,"options":17,"question":22,"source":23,"type":24},[],109350408,[18,19,20,21],"x>3","x>-3","x<=-3","x<=3","有如下程序: public class Main { public static void main(String[] args) { Scanner sca = new Scanner(System.in); int x = sca.nextInt(); if(x>3){ System.out.println("231"); }else if(x>-3){ System.out.println("123"); }else{ System.out.println("321"); } } } 当打印"321",x的取值范围是()","v1",0,{"answer":26,"createTime":5,"id":27,"options":28,"question":33,"source":23,"type":24},[],109350409,[29,30,31,32],"Hello World","无输出","编译错误","抛出运行时异常","运行下面的语句编译、运行的结果是:() String s=""; if(s==s+0){ System.out.println("Hello World")",{"answer":35,"createTime":5,"id":36,"options":37,"question":42,"source":23,"type":24},[],109350410,[38,39,40,41],"while (int i<7){ i++; System.out.println("i is "+i); }","int j=3; while(j){ System.out.println(" j is "+j); }","int j=0; for(int k=0; j + k !=10; j++,k++){ System.out.println(" j is "+ j + "k is"+ k); }","int j=0; do{ System.out.println( "j is "+j++); if (j = = 3) {continue loop;} }while (j<10)","以下选项中循环结构合法的是",{"answer":44,"createTime":5,"id":45,"options":46,"question":51,"source":23,"type":24},[],109350411,[47,48,49,50],"E==0","E!=1","E!=0","E==1","语句while(!E)中的表达式!E等价于()",{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":23,"type":24},[],109350415,[56,57,58,59],"101","6","5","4","分析下面程序,写出运行结果. public class Main { public static void main(String args[]) { int a = 1, b = 1; for (; a <= 100; a++) { if (b >= 10) break; if (b % 3 == 1) { b += 3; continue; } } System.out.print(a); } }",{"answer":62,"createTime":5,"id":63,"options":64,"question":68,"source":23,"type":24},[],109350417,[65,66,58,67],"0","1","无限","下列do-while循环的循环次数为(). int i = 5; do { System.out.print(i--); i--; }while (i != 0)",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":23,"type":24},[],109350419,[73,74,75,76],"10","11","13","26","有如下程序段: int total = 10; for ( int i = 0; i < 4; i++ ){ if ( i == 1) continue; if ( i == 2) break; total += i; } 则执行完该程序段后total的值为",{"answer":79,"createTime":5,"id":80,"options":81,"question":84,"source":23,"type":24},[],109350420,[66,82,83,59],"2","3","下列循环体执行的次数是: int x=10, y=30; do{ y -= x; x++; }while(x++<y--)",{"answer":86,"createTime":5,"id":87,"options":88,"question":93,"source":23,"type":24},[],109350421,[89,90,91,92],"无限次","一次也不执行","执行4次","执行1次","以下for循环的执行次数是 public static void main(String[] args) { for(int x=4;(x==4)&&(x>=4);x--) System.out.println("ddd"); }",{"answer":95,"createTime":5,"id":6,"options":96,"question":12,"source":23,"type":97},[],[],2]