How long does the following code run? for(int x=0; x=3; x++)

Any class that implements the Runnable interface has to provide the implementation for the following methods public void start(); public void run();

What is the result of trying to compile and run the following code. public final static void main(String[] args){ double d = 10.0 / -0; if(d == Double.POSITIVE_INFINITY) System.out.println("Positive infinity"); else System.out.println("Negative infinity"); }

What is the result that will be printed out ? void aMethod() { float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); }

What is the value of d that will be printed out. public class Test { public final static void main(String[] args) { double d = - 22.22222; System.out.println(Math.ceil(d)); } }

ZZZ (Duplicate) - What is the output of the following, StringBuffer sb1 = new StringBuffer("Debopam"); StringBuffer sb2= new StringBuffer("Debopam "); String ss1 = " Debopam "; System.out.println(sb1==sb2); System.out.println(sb1.equals(sb2)); System.out.println(sb1.equals(ss1)); System.out.println("Poddar".substring(3));

Identify whether the following statement is true or false.
The keyword synchronized can be used with only a method

Identify whether the following statement is true or false.
The run () method should necessary exist in classes created as subclass of Thread

What is the purpose of the toolkit in the Abstract Window Toolkit (AWT)?

What is an interface class?

The StringBuffer class supports what type of strings?

Java's exception handling mechanism keeps error-processing code in the main line of a program's code to improve program clarity.