A.xyzl2
B.xyz345
C.xyzxyz
D.12xyz
[单选题]阅读下面程序 public class Test3 { public static void main(String args[]){ int x=3, y=4, z=5; String s="xyz"; System.out.primln(s+x+y+z); } } 程序运行的结果是A.xyzl2B.xyz345C.xyzxyzD.12xyz
[单选题]阅读下面程序 public class Test3 { public static void main(String[] args) { int x=3,y=4,z=5; String s="xyz": System.out.println(s+x+y+z); } } 程序运行的结果是A.xyz12B.xyz345C.xyzxyzD.12xyz
[单选题]阅读下面程序public class Test3{public static void main(String args[]){int x=3,y=4,z=5;String s= " xyz " ;System.out.println(s+x+y+z);}}程序运行的结果是A.)xyz12B.)xyz345C.)xyzxyzD.)12xyz
[单选题]阅读卜列代码 public class Test2005{ public static voidmain(Stringargs[]){ String s="Test"; switch(s){ case"Java":System.out.print("Java"); break; case"Language":System.out.print("Language"); break; case"Test":System.out.print("Test"); break;
[单选题]阅读下面代码 public class Arrays { public static void main(String[] args) { int[] a=new int[5]; for(int i=0;i<a.length;i=i+1)a[i]=10+i; for(int i=0;i<a.length;i=i+1)System.out.println(a[i]); String[] s={"Frank","Bob","Jim"}; for(int i=0;i<s.length;i=
[主观题]请阅读下面程序public class Test {public static void main (String[] args) {int i,j;for (i=1;i<5;i++) {for (j=1;j<=i;j++)system.out.print (i+"X"+j+"="+i*j+" ");System.out.println();}}}程序执行完后,i循环和j循环执行的次数分别是[ ]。
[单选题]阅读下面程序 public class Test2 ______ { public static void main(String[] args) { Thread t=new Test2(); t.start(); } public void run() { System.out.println("How are you."); } } 程序中下画线处应填入的正确选项是A.implements ThreadB.extends RunnableC.implements RunnableD.e
[单选题]阅读下面程序 public class Test2______ { public static void main(String[] args){ Thread t=new Test2(); t. start(); } public void run(){ System. out. priatln("How are you. "); } } 在程序下画线处填入的正确的选项是A.implements ThreadB.extends RunnableC.implements RunnableD.
[单选题]阅读下面程序 public class Test1 { public static void main(String[] args){ System.out.println(34+56-6); System.out.println(26*2-3); System.out.println(3*4/2); System.out.println(5/2); } } 程序运行结果是A.84 49 6 2B.90 25 6 2.5C.84 23 12 2D.68 49 14 2.5
[单选题]阅读下面程序 public class Test2 { public static void main(String args[]){ int a=1O, b=4, c=20, d=6; System.out.println(a++*b+c*--D) ; } } 程序运行的结果是A.144B.160C.140D.164