Type Casting

// Primitive Type Casting Order -- byte < short < int < long < float < double //

---

6. Program

//Find the O/P ? Compile Time Error or Compile Successfully 
class F
{
 static double test()
 {
  int i = 100;
  return i;
 }
 
 public static void main(String[] args)
 {
  System.out.println(test());
 }
}

---

7. Program

//Find the O/P ? Compile Time Error or Compile Successfully 
class G
{
 static int test(byte b)
 { 
  return b;
 }
 
 public static void main(String[] args)
 {
  byte b = 10;
  System.out.println(test(b));
 }
}

---

8. Program

//Find the O/P ? Compile Time Error or Compile Successfully 
class H
{
 static int test(short s)
 { 
  return s;
 }
 
 public static void main(String[] args)
 {
  byte b = 20;
  double d = test(b);
  System.out.println(d);
 }
}

---

9. Program

//Find the O/P ? Compile Time Error or Compile Successfully 
class I
{
 static float test1(int i)
 { 
  return test2(i);
 }
 
 static long test2(int i)
 {
  return i;
 }
 
 public static void main(String[] args)
 {
  byte b = 10;
  double d = test1(b);
  System.out.println("Done");
 }
}

---

10. Program

//Find the O/P ? Compile Time Error or Compile Successfully 
class J
{
 static short test1(byte b)
 { 
  return b;
 }
 
 static float test2(byte b)
 {
  return test1(b);
 }
 
 public static void main(String[] args)
 {
  byte b = 10;
  double d = test2(b);
  System.out.println("Done!!!");
 }
}

---

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