Binary literals can be prefixed with what?

Thread.sleep(time in millis)

 remove(Object o) : This method removes the first occurrence of the specified element from this list, if it is present.

Which exception show if passing a negative array

What will the value of s2 be after executing the following Java code?

String s1 = "one";
String s2 = s1.concat("two");

Which of these methods is an alternative to getChars() that stores the characters in an array of bytes?

Can we force the garbage collector in Java?

public class output{

public static void main(){

int a=100;

int b=120;

int result=0;

result= a+b;

System.out.println(result);

 }

}

what should be the output of this code block ?

  public class abekus

{

  public static void main(String[] args) {

    int arr[] = {

      'a',

      'b',

      'c',

      'd',

      'e'

    };

    for (int i = 0; i < 5; i++) {

      System.out.print(" " + arr[i]);

    }

  }

}

Statement 1- begin() is used to obtain an iterator to the start of the collection 

Statement 2-IteratorSet() is used to obtain an iterator to the start of the collection

Statement 3- Iterator() is  used to obtain an iterator to the start of the collection 

Statement 4-Start() is  used to obtain an iterator to the start of the collection