Who is an immediate neighbour of

Abstract Class in Java

In Huffman coding, data in a tree always occur?

Which numerical method is commonly used to find the roots of nonlinear equations in statistical computing?    

Which of the following accurately describes the primary benefit of server virtualization in a data center environment? 

Which of the following is NOT a responsibility of the operating system's kernel?

What will be the output of the following JavaScript code when executed?

let xhr = new XMLHttpRequest();

Predict the   program output

void main ()

{

  int x = 128;

  printf ("n%d", 1 + x++);

}