State the difference between = and ==.

Give the output of the snippet:

int a=10,b=12;
if(a>=10)
a++;
else
++b;
System.out.println(a + "and" +b);

Give the output of the snippet:

int a = 3;
while (a<=10)
{
a++;
if(a== 5)
continue;
System.out.println(a);
}

Write a program to accept marks in Physics, Chemistry and Biology. The program calculates the average and displays the stream accordingly:

Average Marks	Stream
80% and above	Computer Science
60% or more but less than 80%	Bio-Science
40% or more but less than 60%	Commerce