81. Which of these class is used to read and write bytes in a file?
82. Which of these method returns the remainder of dividend / divisor?
83. Which of the following is the correct way of implementing an interface salary by class manager?
84. Which of these is a mechanism for naming and visibility control of a class and its content?
85. Which of these methods returns the class of an object?
86. What will be the output of the following Java program?
import java.lang.System;
class Output
{
public static void main(String args[])
{
byte a[] = { 65, 66, 67, 68, 69, 70 };
byte b[] = { 71, 72, 73, 74, 75, 76 };
System.arraycopy(a, 0, b, 3, a.length - 3);
System.out.print(new String(a) + " " + new String(b));
}
}
import java.lang.System;
class Output
{
public static void main(String args[])
{
byte a[] = { 65, 66, 67, 68, 69, 70 };
byte b[] = { 71, 72, 73, 74, 75, 76 };
System.arraycopy(a, 0, b, 3, a.length - 3);
System.out.print(new String(a) + " " + new String(b));
}
}87. What will be the output of the following Java program?
class Output
{
public static void main(String args[])
{
double x = 3.14;
int y = (int) Math.toRadians(x);
System.out.print(y);
}
}
class Output
{
public static void main(String args[])
{
double x = 3.14;
int y = (int) Math.toRadians(x);
System.out.print(y);
}
}88. Which of this package is used for analyzing code during run-time?
89. Which of these class defines how the classes are loaded?
90. Which of these class is a superclass of all other classes?
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