Java MCQ - English
What is the output of this program?
class area
{
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{
What is the output of this program?
class area
{
public static void main(String args[])
{
double r, pi, a;
r = 9.8;
pi = 3.14;
a = pi * r * r;
System.out.println(a);
}
}
Answer : A
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1) What is the output of this program?
class Output
{
public static void main(String args[])
{
int a = 1;
int b = 2;
int c;
int d;
c = ++b;
d = a++;
c++;
b++;
++a;
System.out.println(a + " " + b + " " + c);
}
}
2) What will be the output of these statement?
class output
{
public static void main(String args[])
{
double a, b,c;
a = 3.0/0;
b = 0/4.0;
c=0/0.0;
System.out.println(a);
System.out.println(b);
System.out.println(c);
}
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3) What is the output of this program?
class increment
{
public static void main(String args[])
{
int g = 3;
System.out.print(++g * 8);
}
}
4) What is the output of this program?
class average
{
public static void main(String args[])
{
double num[] = {5.5, 10.1, 11, 12.8, 56.9, 2.5};
double result;
result = 0;
for (int i = 0; i < 6; ++i)
result = result + num[i];
System.out.print(result/6);
}
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5) What is the output of this program?
class Modulus
{
public static void main(String args[])
{
double a = 25.64;
int b = 25;
a = a % 10;
b = b % 10;
System.out.println(a + " " + b);
}
}