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From: dj_glitzzzReply 21 of 73Reply         View replies (6)
Subject: Contributed Answer/Explanation to Q. 26
   :-
   <p>
   import java.io.*;
   </p>
   <p>
   class input 
   </p>
   <p>
    {
   </p>
   <p>
   public static void main(String arg[])throws IOException
   </p>
   <p>
      {
   </p>
   <p>
        BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in));
   </p>
   <p>
        System.out.println("Enter String:");
   </p>
   <p>
        String s1=br.readLine( ); //take the input
   </p>
   <p>
        String s2=""; //create a blank string to store the reverse value
   </p>
   <p>
        int L=s1.length( ); //store the length
   </p>
   <p>
        char ch,ch2;
   </p>
   <p>
        int vowel=0;  // create a counter for counting the no. of vowels
   </p>
   <p>
    
   </p>
   <p>
        for(int i=0;i<L;i++)
   </p>
   <p>
        {
   </p>
   <p>
          ch=s1.charAt(i); //stores the character of that particular
   index
   </p>
   <p>
          
   </p>
   <p>
        
   if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U'||ch=='a'||ch=='e'||ch=='i'||c
   h=='o'||ch=='u')
   </p>
   <p>
    {
   </p>
   <p>
      vowel++;
   </p>
   <p>
    }
   </p>
   <p>
   }
   </p>
   <p>
    
   </p>
   <p>
   for(intj=L;j>=0;j--)
   </p>
   <p>
   ch2=s1.charAt(j); //stores the character of that particular index
   </p>
   <p>
   s2=s2=ch2; // stores the reverse string
   </p>
   <p>
   }
   </p>
   <p>
   System.out.println("total no. of characters:"+L);
   </p>
   <p>
   System.out.println("no. of vowels:"+vowels);
   </p>
   <p>
   System.out.println("reverse string:"+s2);
   </p>
   <p>
   }
   </p>
   <p>
   }
   </p>
   <p>
    
   </p>
   <p>
          
   </p>

Posted at: Tue Jan 26 14:55:13 2010 (GMT)

From: dj_glitzzzReply 22 of 73Reply
Subject: Contributed Answer/Explanation to Q. 26
   :-
   <p>
   import java.io.*; 
   </p>
   <p>
   class input 
   </p>
   <p>
    { 
   </p>
   <p>
   public static void main(String arg[])throws IOException 
   </p>
   <p>
      { 
   </p>
   <p>
        BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in)); 
   </p>
   <p>
        System.out.println("Enter String:"); 
   </p>
   <p>
        String s1=br.readLine( ); //take the input 
   </p>
   <p>
        String s2=""; //create a blank string to store the reverse value 
   </p>
   <p>
        int L=s1.length( ); //store the length 
   </p>
   <p>
        char ch,ch2; 
   </p>
   <p>
        int vowel=0;  // create a counter for counting the no. of vowels 
   </p>
   <p>
    
   </p>
   <p>
        for(int i=0;i<L;i++) 
   </p>
   <p>
        { 
   </p>
   <p>
          ch=s1.charAt(i); //stores the character of that particular
   index 
   </p>
   <p>
          
   </p>
   <p>
        
   if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U'||ch=='a'||ch=='e'||ch=='i'||c
   h=='o'||ch=='u') 
   </p>
   <p>
    { 
   </p>
   <p>
      vowel++; 
   </p>
   <p>
    } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
   for(intj=L;j>=0;j--) 
   </p>
   <p>
   ch2=s1.charAt(j); //stores the character of that particular index 
   </p>
   <p>
   s2=s2=ch2; // stores the reverse string 
   </p>
   <p>
   } 
   </p>
   <p>
   System.out.println("total no. of characters:"+L); 
   </p>
   <p>
   System.out.println("no. of vowels:"+vowels); 
   </p>
   <p>
   System.out.println("reverse string:"+s2); 
   </p>
   <p>
   } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
          
   </p>

Posted at: Tue Jan 26 14:56:31 2010 (GMT)

From: dj_glitzzzReply 23 of 73Reply
Subject: Contributed Answer/Explanation to Q. 26
   :-
   <p>
   import java.io.*; 
   </p>
   <p>
   class input 
   </p>
   <p>
    { 
   </p>
   <p>
   public static void main(String arg[])throws IOException 
   </p>
   <p>
      { 
   </p>
   <p>
        BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in)); 
   </p>
   <p>
        System.out.println("Enter String:"); 
   </p>
   <p>
        String s1=br.readLine( ); //take the input 
   </p>
   <p>
        String s2=""; //create a blank string to store the reverse value 
   </p>
   <p>
        int L=s1.length( ); //store the length 
   </p>
   <p>
        char ch,ch2; 
   </p>
   <p>
        int vowel=0;  // create a counter for counting the no. of vowels 
   </p>
   <p>
    
   </p>
   <p>
        for(int i=0;i<L;i++) 
   </p>
   <p>
        { 
   </p>
   <p>
          ch=s1.charAt(i); //stores the character of that particular
   index 
   </p>
   <p>
          
   </p>
   <p>
        
   if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U'||ch=='a'||ch=='e'||ch=='i'||c
   h=='o'||ch=='u') 
   </p>
   <p>
    { 
   </p>
   <p>
      vowel++; 
   </p>
   <p>
    } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
   for(intj=L;j>=0;j--) 
   </p>
   <p>
   ch2=s1.charAt(j); //stores the character of that particular index 
   </p>
   <p>
   s2=s2=ch2; // stores the reverse string 
   </p>
   <p>
   } 
   </p>
   <p>
   System.out.println("total no. of characters:"+L); 
   </p>
   <p>
   System.out.println("no. of vowels:"+vowels); 
   </p>
   <p>
   System.out.println("reverse string:"+s2); 
   </p>
   <p>
   } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
          
   </p>

Posted at: Tue Jan 26 14:57:25 2010 (GMT)

From: dj_glitzzzReply 24 of 73Reply
Subject: Contributed Answer/Explanation to Q. 26
   :-
   <p>
   import java.io.*; 
   </p>
   <p>
   class input 
   </p>
   <p>
    { 
   </p>
   <p>
   public static void main(String arg[])throws IOException 
   </p>
   <p>
      { 
   </p>
   <p>
        BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in)); 
   </p>
   <p>
        System.out.println("Enter String:"); 
   </p>
   <p>
        String s1=br.readLine( ); //take the input 
   </p>
   <p>
        String s2=""; //create a blank string to store the reverse value 
   </p>
   <p>
        int L=s1.length( ); //store the length 
   </p>
   <p>
        char ch,ch2; 
   </p>
   <p>
        int vowel=0;  // create a counter for counting the no. of vowels 
   </p>
   <p>
    
   </p>
   <p>
        for(int i=0;i<L;i++) 
   </p>
   <p>
        { 
   </p>
   <p>
          ch=s1.charAt(i); //stores the character of that particular
   index 
   </p>
   <p>
          
   </p>
   <p>
        
   if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U'||ch=='a'||ch=='e'||ch=='i'||c
   h=='o'||ch=='u') 
   </p>
   <p>
    { 
   </p>
   <p>
      vowel++; 
   </p>
   <p>
    } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
   for(intj=L;j>=0;j--) 
   </p>
   <p>
   ch2=s1.charAt(j); //stores the character of that particular index 
   </p>
   <p>
   s2=s2=ch2; // stores the reverse string 
   </p>
   <p>
   } 
   </p>
   <p>
   System.out.println("total no. of characters:"+L); 
   </p>
   <p>
   System.out.println("no. of vowels:"+vowels); 
   </p>
   <p>
   System.out.println("reverse string:"+s2); 
   </p>
   <p>
   } 
   </p>
   <p>
   } 
   </p>
   <p>
    
   </p>
   <p>
          
   </p>

Posted at: Tue Jan 26 14:58:30 2010 (GMT)

From: khumaan_rocksReply 25 of 73Reply
Subject: Contributed Answer/Explanation to Q. 10
   Ans
   Difference: While is an entry based loop but do while is an exit based loop

Posted at: Sat Feb 6 12:01:01 2010 (GMT)

From: jishaReply 26 of 73Reply
Subject: Contributed Answer/Explanation to Q. 25
   Answer below
   import java.io.*;
   class Employee1
   {
   public static void main(String args[])throws IOException
   {
   DataInputStream in=new DataInputStream(System.in);
   System.out.println("Enter the Basic Pay");
   int BP=Integer.parseInt(in.readLine());
   double DA =	25/100*BP;
   double HRA= 15/100*BP;
   double PF = 8.33/100*BP;
   double NP = BP+DA+HRA;
   double GP = NP-PF;
   System.out.println("Dearness Allowance is"+DA);
   System.out.println("House Rent Allowance is"+HRA);
   System.out.println("Provident fund is"+PF);
   System.out.println("Net Pay is"+NP);
   System.out.println("Gross Pay is"+GP);
       }
   }

Posted at: Thu Feb 18 15:01:36 2010 (GMT)

From: jishaReply 27 of 73Reply
Subject: Contributed Answer/Explanation to Q. 26
   :-
   import java.io.*;
   class Vowels2
   {
   public static void main(String args[])throws IOException
   {
   DataInputStream in=new DataInputStream(System.in);
   System.out.println("Enter the String");
   String s=in.readLine();
   int len=s.length();
   int Vow=0;
   for(int i=0;i<len;i++)
   {
   char ch=s.charAt(i);
   if(ch=='a'||ch=='e'||ch=='i'||ch=='o'||ch=='u')
   ++Vow;
       }
       String rev=" ";
       for(int i=len-1;i>=0;i--)
       {
	   rev=rev+s.charAt(i);
       }
       System.out.println("No of characters"+len);
       System.out.println("No of vowels"+Vow);
       System.out.println("No of characters"+rev);
   }
       }

Posted at: Thu Feb 18 15:02:54 2010 (GMT)

From: jishaReply 28 of 73Reply         View replies (1)
Subject: Contributed Answer/Explanation to Q. 30
   :-
   import java.io.*;
   class Bubble25
   {
   public static void main(String args[])throws IOException
   {
   DataInputStream in=new DataInputStream(System.in);
   int i,j,tmp;
   int a[]=new int [5];
   System.out.println("Enter the elements");
   for(i=0;i<5;i++)
   {
   a[i]=Integer.parseInt(in.readLine());
       }
       for(i=0;i<5;i++)
      
       for(j=i+1;j<5;j++)
       {
	   if (a[j]<a[i])
	   {
	       tmp=a[i];
	       a[i]=a[j];
	       a[j]=tmp;
	   }
       }
       System.out.println("Array in order is");
       for(j=0;j<5;j++)
       {
	   System.out.println(a[j]);
       }
   }
       }

Posted at: Thu Feb 18 15:04:04 2010 (GMT)

From: jishaReply 29 of 73Reply
Subject: Contributed Answer/Explanation to Q. 30
   :-
   import java.io.*;
   class Bubble25
   {
   public static void main(String args[])throws IOException
   {
   DataInputStream in=new DataInputStream(System.in);
   int i,j,tmp;
   int a[]=new int [5];
   System.out.println("Enter the elements");
   for(i=0;i<5;i++)
   {
   a[i]=Integer.parseInt(in.readLine());
       }
       for(i=0;i<5;i++)
      
       for(j=i+1;j<5;j++)
       {
	   if (a[j]<a[i])
	   {
	       tmp=a[i];
	       a[i]=a[j];
	       a[j]=tmp;
	   }
       }
       System.out.println("Array in order is");
       for(j=0;j<5;j++)
       {
	   System.out.println(a[j]);
       }
   }
       }

Posted at: Thu Feb 18 15:05:47 2010 (GMT)

From: omarmirza10Reply 30 of 73Reply         View replies (1)
Subject: Contributed Answer/Explanation to Q. 22
   Answer:

Posted at: Wed Feb 24 12:31:41 2010 (GMT)

From: omarmirza10Reply 31 of 73Reply
Subject: Contributed Answer/Explanation to Q. 22
   Answer:
   
   l

Posted at: Wed Feb 24 12:32:21 2010 (GMT)

From: omarmirza10Reply 32 of 73Reply         View replies (1)
Subject: Contributed Answer/Explanation to Q. 24
   Answer:

Posted at: Wed Feb 24 12:32:58 2010 (GMT)

From: omarmirza10Reply 33 of 73Reply
Subject: Contributed Answer/Explanation to Q. 24
   Answer:
   
   LowerCase() method changes all the characters to lower case 
   
   
   eg:  String x:="SYVUM";
   
   
          System.out.println(x.LowerCase());
   
   
   Output: syvum
   
   
    
   
   
   ViceVersa for UpperCase()
   
   
   eg:
   
   
   String x="syvum";
   
   
   System.out.println(x.UpperCase());
   
   
   OUTPUT:
   
   
   SYVUM

Posted at: Wed Feb 24 12:35:41 2010 (GMT)

From: dj_glitzzzReply 34 of 73Reply
Subject: Contributed Answer/Explanation to Q. 26
   :-
   
   import java.io.*; 
   
   
   class input 
   
   
    { 
   
   
   public static void main(String arg[])throws IOException 
   
   
      { 
   
   
        BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in)); 
   
   
        System.out.println("Enter String:"); 
   
   
        String s1=br.readLine( ); //take the input 
   
   
        String s2=""; //create a blank string to store the reverse value 
   
   
        int L=s1.length( ); //store the length 
   
   
        char ch,ch2; 
   
   
        int vowel=0;  // create a counter for counting the no. of vowels 
   
   
    
   
   
        for(int i=0;i 
   
   
        { 
   
   
          ch=s1.charAt(i); //stores the character of that particular
   index 
   
   
          
   
   
        
   if(ch=='A'||ch=='E'||ch=='I'||ch=='O'||ch=='U'||ch=='a'||ch=='e'||ch=='i'||c
   h=='o'||ch=='u') 
   
   
    { 
   
   
      vowel++; 
   
   
    } 
   
   
   } 
   
   
    
   
   
   for(intj=L;j>=0;j--) 
   
   
   ch2=s1.charAt(j); //stores the character of that particular index 
   
   
   s2=s2=ch2; // stores the reverse string 
   
   
   } 
   
   
   System.out.println("total no. of characters:"+L); 
   
   
   System.out.println("no. of vowels:"+vowels); 
   
   
   System.out.println("reverse string:"+s2); 
   
   
   } 
   
   
   } 
   
   
    
   
   
          

Posted at: Fri Feb 26 07:20:16 2010 (GMT)

From: omarmirza10Reply 35 of 73Reply
Subject: Contributed Answer/Explanation to Q. 31
   Answer is below:
   <p>
   import java.io.*;<br />
   public class Q82k5<br />
   {<br />
     public static void main(String args[])throws IOException<br />
     {<br />
         <br />
         BufferedReader br=new BufferedReader(new
   InputStreamReader(System.in));<br />
         int negativeNo=0;<br />
         int evenNo=0;<br />
         int oddNo=0;<br />
         int number;<br />
         <br />
         do<br />
         {<br />
             System.out.println("Enter the number \n");<br />
             number=Integer.parseInt(br.readLine());<br />
             if(number>0)<br />
             {<br />
                 if(number%2==0)<br />
                 {<br />
                     evenNo=evenNo+number;<br />
                 }<br />
                 else<br />
                 {<br />
                     oddNo=oddNo+number;<br />
                <br />
                 }    <br />
               }<br />
               else if(number<0)<br />
               {<br />
                   negativeNo=negativeNo+number;<br />
               }<br />
          }while(number!=0);<br />
       <br />
           System.out.println("Sum of Positive Even Numbers is "
   +evenNo);<br />
           System.out.println("Sum of Positive Odd Numbers is "
   +oddNo);<br />
           System.out.println("Sum of Negative numbers is "
   +negativeNo);<br />
                <br />
     }
   </p>
   <p>
   }
   </p>

Posted at: Fri Feb 26 16:15:41 2010 (GMT)

From: poulomi24Reply 36 of 73Reply
Subject: Contributed Answer/Explanation to Q. 12
   30
   
   5*++x
   
   
   =5*(++x)
   
   
   =5*(++5)
   
   
   =5*6
   
   
   =30

Posted at: Thu Mar 4 15:16:51 2010 (GMT)

From: poulomi24Reply 37 of 73Reply
Subject: Contributed Answer/Explanation to Q. 13
   25
   
   5*x++
   
   
   =5*(x++)
   
   
   =5*(5++)
   
   
   =5*5
   
   
   =25

Posted at: Thu Mar 4 15:17:45 2010 (GMT)

From: madhu_pkReply 38 of 73Reply
Subject: Contributed Answer/Explanation to Q. 1
   inheritance, polymorphism

Posted at: Tue Mar 23 08:55:12 2010 (GMT)

From: abrahamkynadiReply 39 of 73Reply
Subject: Contributed Answer/Explanation to Q. 1
   Encapsulation & Abstraction

Posted at: Wed Mar 24 12:11:11 2010 (GMT)

From: abrahamkynadiReply 40 of 73Reply
Subject: Contributed Answer/Explanation to Q. 8
   It is a group of statements which consist of declarations and executable
   statements

Posted at: Wed Mar 24 12:13:01 2010 (GMT)

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