Is it a parent process or a child process


pid = fork
if (pid)
  puts "Hello from parent process: #$$"
  puts "Created child process #{pid}"
else
  puts "Hello from child process: #$$"
end

1.	fork is a method provided by the Kernel module that creates a fork of the current process.
2.	fork a number of listening processes to increase the maximum number of connections
3.	Fork a child process
4.	fork with block
5.	Environment in Child thread

Is it a parent process or a child process : fork « Threads « Ruby