更多"public class Pass{ public static vo"的相关试题:
[单项选择] public classYippee{ public static void main(String[]args){ for(intx=1;xSystem.out.print(args[x]+""); } } } and two separate command line invocations:j avaYippee javaYippee1234 What is the result?()
A. No output is produced. 123
B. No output is produced. 234
C. No output is produced. 1234
D. An exception is thrown at runtime. 123
E. An exception is thrown at runtime. 234
F. An exception is thrown at runtime. 1234
[单项选择] public class Test{ public static void main(String[]args){ intx=5; boolean b1=true; boolean b2=false; if((x==4)&&!b2) System.out.print("l"); System.out.print("2"); if((b2=true)&&b1) System.out.print("3"); } } What is the result?()
A. 2
B. 3
C. 12
D. 23
E. 123
F. Compilation fails.
G. An exceptional ist hrown at runtime.
[单项选择] 程序: class TestApp{ public static void main (String[] args){ int x=6; if (x>l) System. out. println("x>l"); else if (x>5) System. out .println("x>5"); else if (x<10) System. out. println("xA. x>5
B. x>l
C. x<10
D. x<29
[单项选择] 现有: class TestApp{ public static void main (String[] args){ for (int i=0; iA. 0123
B. 012456789
C. 0123456789
D. 012
[单项选择]
阅读下列代码
public class Test{
public static void main(String args[]){
System. out. println((2<0) 10:8);
}
}
其运行结果是()
A. 2
B. 0
C. 10
D. 8
[单项选择] public static void main(String[]args){ String str="null"; if(str==null){ System.out.println("null"); }else(str.length()==0){ System.out.println("zero"); }else{ System.out.println("some"); } } What is the result?()
A. null
B. zero
C. some
D. Compilationfails.
E. Anexceptionisthrownatruntime.
[判断题]main( ) 方法的定义是public static void main(String args[])。
[单项选择]
阅读下面程序
pubic class Cycle{
public static void main(String args[]){
System. out. println(args[0]);
在命令行中输入java Cycle one two,该程序输出结果是()
A. Cycle
B. one
C. two
D. 上述A、B、C、均不对
[单项选择] public static void main(String[]args){ Integer i=new Integer(1)+new Integer(2); switch(i){ case3:System.out.println("three");break; default:System.out.println("other");break; } } Whatistheresult?()
A. three
B. other
C. Anexceptionisthrownatruntime.
D. Compilationfailsbecauseofanerroronline12.
E. Compilationfailsbecauseofanerroronline13.
F. Compilationfailsbecauseofanerroronline15.
[单项选择] 11.public static void main(String[]args){ 12.Object obj=new int[]{1,2,3}; 13.int[] someArray=(int[])obj; 14.for(inti:someArray)System.out.print(i+"") 15.} What is the result?()
A. 123
B. Compilation fails because of an error in line 12.
C. Compilation fails because of an error in line 13.
D. Compilation fails because of an error in line 14.
E. A ClassCastException is thrown at runtime.
[单项选择] public static void main(String[]args){ for(inti=0;i<=10;i++){ if(i>6)break; } System.out.println(i); } What is the result?()
A. 6
B. 7
C. 10
D. 11
E. Compilation fails.
F. Anexception is thrown at runtime.
[单项选择] 现有: 1. class Wrench f 2.public static void main(String [] args) { 3.Wrench w=new Wrench( ); Wrench w2=new Wrench( ); 4. w2=go (w, w2); 5.System.out.print (w2==w); 6. } 7.static Wrench go (Wrench wrl, Wrench wr2) { 8.Wrench wr3=wrl; wrl=wr2; wr2=wr3; 9. return wr3; 10. } 11. } 结果是什么?()
A. false
B. true
C. 编译失败
D. 运行的时候有异常抛出
[单项选择]阅读下列代码: public class Test{ public static void main(String args[]{ System.out.println(100%3); System.out.pnntln(100%3.0); } } 程序运行结果为( )。
A. 1和1
B. 1和1.0
C. 1.0各1
D. 1.0和1.0
[单项选择]有下列程序段 public class fun { public static void main(String args[]) { char b[] = "Hello,you"; b[5] = 0; System.out.println(s); } 执行此程序后,得到的输出结果是( )。
A. Hello,you
B. Hello0you
C. Hello
D. 0
[单项选择]阅读下面程序 public class Test2 { public static void main(String[] args) { int a=10,b=4.c=20,d=6; System.out.println(a++*b+c*--d); } } 程序运行的结果是
A. 144
B. 160
C. 140
D. 164
[单项选择]阅读下面程序 public class Test4 { public static void main(String[] args) { int 1=10,j=3; float m=213.5f,n=4.0f; System.out.println(i%j); System.out.println(m%n); } } 程序运行的结果是
A. 1.0和1.5
B. 1和1.5
C. 1.0和2.5
D. 1和2.5
[单项选择]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. xyz12
B. xyz345
C. xyzxyz
D. 12xyz