Assignment4CLASSXI

ASSIGNMENT4

(FOR LOOP,WHILE LOOP)  

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QUESTIONS AND ANSWERS

Q1.   Find the output:

for (int i = 0; i < 10; i++)
        {
            // terminate loop when i is 5.
            if (i == 5)
                break;
 
            cout<<"i: "<<i;
        }
        cout<<"Loop complete.";

Q2.  Find the output.

int N=15;
for(int x=1;x<10;x++)
{
    if(N%x==0)
       cout<<x<<" ,";
}
cout<<"\nLoops End";

Q3. Find the output.
int sum=0;
for(int x=1;x<=10;x++)
{
   if(x%3==0 || x%5==0) 
   sum=sum+x;
}
cout<<"\nsum="<<sum;

Q4.  Find the output.

int x,y;
for(x=10;x>6;x--)
 {
   for(y=1;y<3;y++)
    {
      cout<<x<<"@"<<y;
     }
         if(x%2==0 || x%3==0)
             cout<<"\n";
}
 
Q5. Find the output.
if the value of position is (i) 251   (ii) 302
if (position < 100) {
    cout<<"Do something!";
} else if ((position >= 100) && (position < 300)) {
    cout<<"Do something else!";
} else {
    cout<<"Do something even more different!";
}

Q6. Find the output.
int i = 9;
        switch (i)
        {
        case 0:
            cout<<"i is zero.";
            break;
        case 1:
            cout<<"i is one.";
            break;
        case 2:
            cout<<"i is two.";
            break;
        default:
            cout<<"i is greater than 2.";
        }
 
Q7.  Find the output.
int i = 20;
 
        if (i == 10)
            cout<<"i is 10";
        else if (i == 15)
            cout<<"i is 15";
        else if (i == 20)
            cout<<"i is 20";
        else
            cout<<"i is not present"; 

Q8. Find the output.
int i,j;
for( i=10; i<=50; i+=10)
{
     j=i/2;
     cout<< j<< " "
}
Q9. Find the output.
int i;
   for (i=0; i<8; i++)
   {
     switch(i)
     {
       case 0:
         i += 1;
       case 1:
         i += 2;
       case 5:
         i += 3;
       default:
         i += 4;
         break;
     }
     cout<<i<<",";
   }