更多"11.public class Counter{ 12.public "的相关试题:
[单项选择]下列程序的输出结果是( )。 #include<stdio.h> void main( ) { int a=0,b=1,c=2; if(++a>0‖++b>0) ++c; printf("%d,%d,%d",a,b,c); }
A. 0,1,2
B. 1,2,3
C. 1,1,3
D. 1,2,2
[单项选择]以下程序的输入结果是 ______。 #include<iostream.h> void main( ){ int a[3][3]=({2},{3,4},{5,6},}, i,j, s=0; for(i=1; i<3;i++) for(j=1; j<=i; j++) s+=a[i][j]; cout<<s; }
A. 10
B. 18
C. 20
D. 21
[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] public class Pass{ public static void main(String[]args){ int x=5; Pass p=new Pass(); p.doStuff(x); System.out.print("mainx="+x); } void doStuff(intx){ System.out.print("doStuffx="+x++); } } What is the result?()
A. Compilation fails.
B. An exception is thrown at runtime.
C. doStuff x=6 main x=6
D. doStuff x=5 main x=5
E. doStuff x=5 main x=6
F. doStuff x=6 main x=5
[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]现有:class Test2 fpublic static void main (String [] args) {short a,b,C;a=1;b=2;C=a+b;a+=2;}}以上代码中,哪一句是错误的?()
A. a=1;
B. C=a+b;
C. a+=2;
D. shorta,b,C;
[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
[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
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]
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]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); } } 程序运行的结果是
A. 84 49 6 2
B. 90 25 6 2.5
C. 84 23 12 2
D. 68 49 14 2.5
[多项选择] 11.public class Commander{ 12.public static void main(String[]args){ 13.String myProp=/*insert code here*/ 14.System.out.println(myProp); 15.} 16.} and the command line: java-Dprop.custom=gobstopper Commander Which two,placed on line13,will produce the output gobstopper?()
A. System.load("prop.custom");
B. System.getenv("prop.custom");
C. System.property("prop.custom");
D. System.getProperty("prop.custom");
E. System.getProperties().getProperty("prop.custom");
[单项选择]下列语句输出结果为( )。public class test{public static void main(String args []){String s1=new String("How");String s2=new String("How");System.out. println(!(s1 ==s2));}
A. false
B. true
C. 1
D. 0