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)
单选题
public class TestApp{  public static void main(String[] args){       try{  int i = 0;           int j = 1 / i;           String myname=null;            if(myname.length()>2)              System.out.print(“1”);        }catch(NullPointerException e){  System.out.print(“2”);       }  catch(Exception e){  System.out.print(“3”);       }   } }  上述程序运行后的输出是哪项?()
A

 3

B

 2

C

 231

D

 32


参考答案

参考解析
解析: 暂无解析
更多 “单选题public class TestApp{  public static void main(String[] args){       try{  int i = 0;           int j = 1 / i;           String myname=null;            if(myname.length()2)              System.out.print(“1”);        }catch(NullPointerException e){  System.out.print(“2”);       }  catch(Exception e){  System.out.print(“3”);       }   } }  上述程序运行后的输出是哪项?()A  3B  2C  231D  32” 相关考题
考题 下列程序执行后,j的值是 public class Testggg { public static void main(String args[ ]) { int j=1; for(int i=7;i0;i-=2) j * =2; System.out.println(j); } }A.15B.1C.32D.16

考题 下列程序执行后,j的值是( )。 public class Testggg{ public static void main(String args[]) { int j=1; for(int i=7;i>0;i-=2) j*=2; System.out.println(j); } }A.15B.1C.32D.16

考题 下列程序执行后的结果是______。public class ex24{public static void main(String[] args){int j=10;a1: for(int i=3;i>0;i--){j-=i;int m=l;a2: while (m<j){if (i<=m)continue a1;j/=m++;}}System.out.println(j);}}下列嵌套的循环程序执行后,结果是______。 public class ax25 { public static void main(String[] args) { int sum=0; for(int i=0;i<=5;i++) { for(int j=10;j>3*i;j--) { sum+=j*i; } } System.out.println(sum); } }A.136B.127C.147D.153

考题 下列程序的运行结果是( )。 public class test{ private String[]data={¨10","10.5"); public void fun{ double s=0: for(int i=0;i3;j++){ try{ s=s+Integer.parseInt(data[i]); catch(Exception e){ System.out.print("errorl:"+data[i]); } } } public static void main(string[]args){ try{ test d=new test: fun: }catch(Exception e){ System.OUt.println("error2") } } }A.errorl:10.5B.error2C.errorl:10.5 error2D.以上都不对

考题 下列程序输出结果为( )。public class test { public static void main(String args[]) { int a=0; outer: for(int i=0;i<2;i++) { for(int j=0;j<2;j++) { if(j>i) { continue outer; } a++; } } System.out.println(a); }}A.0B.2C.3D.4

考题 下列程序输出结果为( )。 public class test { public static void main (String args[]) { int a=0; outer:for(int i=0;i<2;i + +) { for(int j=0;j<2;j+ +) { if(j>i) { continue outer; } a+ +; } } System.out.println(a); } }A.0B.2C.3D.4

考题 下面程序的输出结果是( )。 public class Sun { public static void main(String args[]) { int[] a={1,2,3,4); int j=1,s=0; for(int i=3;i>=0;i--) { s=s+a[i]*j; j=j*10; } System.out.println(s); } }A.1234B.21C.43D.4321

考题 以下程序的运行结果为:public class test {public static void main(String args[]) {int i=0, j=2;do {i=++i;j--;} while(j>0);System.out.println(i);}} A. 0B. 1C. 2D.3

考题 public class TestApp{   public static void main(String[] args){   try{   int i = 0;   int j = 1 / i;   System.out.println(“1”);   } catch(Exception e){   System.out.print(“3”);   } finally{   System.out.print(“4”);   }   }   }   上述程序运行后的输出是哪项?() A、 4B、 34C、 43D、 14

考题 class TestApp{   public static void main (String[ ] args){   for(int i=0;i10;i++){   if(i==3)   break;   System.out.print (i);  }  }  }   程序运行后的输出是哪项?()  A、0123B、012C、0123456789D、012456789

考题 class Super {  public int i = 0;  public Super(String text) {  i = 1; }  }  public class Sub extends Super {  public Sub(String text) {  i = 2;  }   public static void main(String args[]) {  Sub sub = new Sub(“Hello”);  System.out.println(sub.i);  }  }  What is the result?()  A、 0B、 1C、 2D、 Compilation fails.

考题 现有: class TestApp{ public static void main (String[] args){ for (int i=0; iA、0123B、012456789C、0123456789D、012

考题 public class TestApp{  public static void main(String[] args){        try{  String myname = null;           if(myname.length()2)              System.out.print(“1”);        }catch(NullPointerException e){              System.out.print(“2”);       }   } }  上述程序运行后的输出是哪项?() A、 1B、 12C、 21D、 2

考题  public class Foo {   public static void main (String []args) {   int i = 1;   int j = i++;   if ((i++j)  (i++ ==j))  {           i +=j;          }        }      }   What is the final value of i?()  A、 1B、 2C、 3D、 4E、 5

考题 public class Test {  public static void leftshift(int i, int j) {  i=j;  }  public static void main(String args[])  {  int i = 4, j = 2;  leftshift(i, j);   System.out.printIn(i); }  }     What is the result?()  A、 2B、 4C、 8D、 16E、 The code will not compile.

考题 public class Test {  public int aMethod() {  static int i = 0;  i++;  return i;  }  public static void main (String args[]) {  Test test = new Test();  test.aMethod();  int j = test.aMethod();  System.out.println(j);  }  }  What is the result?()  A、 0B、 1C、 2D、 Compilation fails.

考题 public class TestApp{  public static void main(String[] args){       try{  int i = 0;           int j = 1 / i;           String myname=null;            if(myname.length()2)              System.out.print(“1”);        }catch(NullPointerException e){  System.out.print(“2”);       }  catch(Exception e){  System.out.print(“3”);       }   } }  上述程序运行后的输出是哪项?()A、 3B、 2C、 231D、 32

考题 单选题public class TestApp{  public static void main(String[] args){        try{  int i = 0;           int j = 1 / i;  System.out.println(“1”);        }catch(Exception e){              System.out.print(“3”);       }finally{  System.out.print(“4”);       }   } }  上述程序运行后的输出是哪项?()A  4B  34C  43D  14

考题 单选题class Super {  public int i = 0;  public Super(String text) {  i = 1; }  }  public class Sub extends Super {  public Sub(String text) {  i = 2;  }   public static void main(String args[]) {  Sub sub = new Sub(“Hello”);  System.out.println(sub.i);  }  }  What is the result?()A  0B  1C  2D  Compilation fails.

考题 单选题Which code fragments will succeed in printing the last argument given on the command line to the standard output, and exit gracefully with no output if no arguments are given?()   CODE FRAGMENT a:   public static void main(String args[]) {   if (args.length != 0)   System.out.println(args[args.length-1]);   }   CODE FRAGMENT b:   public static void main(String args[]) {   try { System.out.println(args[args.length]); }   catch (ArrayIndexOutOfBoundsException e) {}   }   CODE FRAGMENT c:   public static void main(String args[]) {   int ix = args.length;   String last = args[ix];   if (ix != 0) System.out.println(last);   }   CODE FRAGMENT d:   public static void main(String args[]) {   int ix = args.length-1;   if (ix  0) System.out.println(args[ix]);   }   CODE FRAGMENT e:   public static void main(String args[]) {   try { System.out.println(args[args.length-1]);  }catch (NullPointerException e) {}   }A Code fragment a.B Code fragment b.C Code fragment c.D Code fragment d.E Code fragment e.

考题 单选题public class Test {  public int aMethod() {  static int i = 0;  i++;  return i;  }  public static void main (String args[]) {  Test test = new Test();  test.aMethod();  int j = test.aMethod();  System.out.println(j);  }  }  What is the result?()A  0B  1C  2D  Compilation fails.

考题 单选题下列程序的运行结果是(  )。public class test{private String [] data = {"10","10.5"};public void fun(){ double s = 0; for(int i = 0; i try{ s = s + Integer.parseInt(data[i]); } catch(Exception e){ System.out.print("error1:" + data[i]); } }}public static void main(String[] args){ try{ test d = new test(); d.fun(); } catch(Exception e){ System.out.println("error2"); }} }A error1:10.5B error2C error1:10.5error2D 以上都不对

考题 单选题public class TestApp{  public static void main(String[] args){       try{  int i = 0;           int j = 1 / i;           String myname=null;            if(myname.length()2)              System.out.print(“1”);        }catch(NullPointerException e){  System.out.print(“2”);       }  catch(Exception e){  System.out.print(“3”);       }   } }  上述程序运行后的输出是哪项?()A  3B  2C  231D  32

考题 单选题public class TestApp{  public static void main(String[] args){        try{  String myname = null;           if(myname.length()2)              System.out.print(“1”);        }catch(NullPointerException e){              System.out.print(“2”);       }   } }  上述程序运行后的输出是哪项?()A  1B  12C  21D  2

考题 单选题class TestApp{   public static void main (String[ ] args){   for(int i=0;i10;i++){   if(i==3)   break;   System.out.print (i);  }  }  }   程序运行后的输出是哪项?()A 0123B 012C 0123456789D 012456789

考题 单选题public class Foo {   public static void main (String []args) {   int i = 1;   int j = i++;   if ((i++j)  (i++ ==j))  {           i +=j;          }        }      }   What is the final value of i?()A  1B  2C  3D  4E  5

考题 单选题现有: class TestApp{ public static void main (String[] args){ for (int i=0; i A 0123B 012456789C 0123456789D 012

考题 单选题public class Test {  public static void leftshift(int i, int j) {  i=j;  }  public static void main(String args[])  {  int i = 4, j = 2;  leftshift(i, j);   System.out.printIn(i); }  }     What is the result?()A  2B  4C  8D  16E  The code will not compile.