网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

现有:publicclassTester{publicstaticvoidmain(String[]args){intx-5;Integerxl=x;Integerx2=x;intx3=newInteger(5);system..ut.print(x1.equals(x));system..ut.print(xl==x);system..ut.print(x2.equals(xl));system..ut.print(x2==xl);system..ut.print(x2==x3);system..ut.print(x2.equals(x3));}}结果为:()

A.编译失败

B.falsefalsetruetruetruetrue

C.truetruetruetruetruetrue

D.falsefalsetruetruetruefalse

E.truefalsetruefalsefalsetrue

F.运行时异常被抛出


参考答案

更多 “ 现有:publicclassTester{publicstaticvoidmain(String[]args){intx-5;Integerxl=x;Integerx2=x;intx3=newInteger(5);system..ut.print(x1.equals(x));system..ut.print(xl==x);system..ut.print(x2.equals(xl));system..ut.print(x2==xl);system..ut.print(x2==x3);system..ut.print(x2.equals(x3));}}结果为:()A.编译失败B.falsefalsetruetruetruetrueC.truetruetruetruetruetrueD.falsefalsetruetruetruefalseE.truefalsetruefalsefalsetrueF.运行时异常被抛出 ” 相关考题
考题 下面main()方法的定义哪些是正确的()。A.publicstaticvoidmain(Stringargs[]){}B.publicstaticvoidmain(String[]){}C.publicstaticvoidmain(String[]args){}D.publicstaticvoidmain(String[]x){}

考题 现有:classTop{staticintX=l;publicTop(){x*=3;}}classMiddleextendsTop{publicMiddle(){x+=l;}publicstaticvoidmain(String[]args){Middlem=newMiddle();System.out.println(x);}}结果是什么?() A.2B.3C.4D.编译失败

考题 现有:classBanana2fstaticintX=2;publicstaticvoidmain(String[]args){intX=2;Banana2b=newBanana2();b.go(x);}static{x+=x;}voidgo(intx){++x;System.out.println(x);}结果为:() A.7B.5C.3D.2

考题 现有:classWhileTests{publicstaticvoidmain(String[]args){intX=5;while(++x4){--x;}System.out.println(x=+x);}}结果是什么?() A.X=6B.X=5C.X=2D.编译失败

考题 现有:classPasserfstaticfinalintX=5;publicstaticvoidmain(String[]args){newPasser().go(x);System.out.print(x);}voidgo(intx){System.out.print(x++);}结果是什么?() A.55B.56C.65D.66

考题 现有:classTop{staticintx=l;publicTop(inty){x*=3;}}classMiddleextendsTop{publicMiddle(){x+=1;)publicstaticvoidmain(String[]args){Middlem=newMiddle();System.out.println(x);}}结果为:() A.1B.2C.3D.编译失败

考题 publicclassTest{privatestaticint[]x;publicstaticvoidmain(String[]args){System.out.println(x[0]);}}Whatistheresult?() A.0B.nullC.Compilationfails.D.ANullPointerExceptionisthrownatruntime.E.AnArrayIndexOutOfBoundsExceptionisthrownatruntime.

考题 下列程序执行之后,输出的结果是______。 public class ex4 { public static void main(String[] args) { int j=0; for(int i=3;i>0;i--) { j+=i; int x=2; while(x<j) { x+=1; System.out,print(x); } } } }A.3555B.35556666C.33453456D.345

考题 【分录题】写出以下程序运行结果。 public class Demo7 { public static void main(String[] args) { int i=1,j=0; int x=2; while(x<13) { for(;;) { if(i*j>10) break; i++; j++; } x=x+2; } System.out.println(x); System.out.println(i); System.out.println(j); } }