fg
This command permits the suspended jobs to be resumed through placing them in the foreground. The suspended jobs, whenever brought back to the foreground then it become interactive again.
Syntax
fg [ % job]
where % job can be :
% num denotes a job number for an associated process
% + denotes the current job; the last job suspended
% - denotes the previous job; process before the current job
The following instance displays how to bring the stopped job 6 to foreground.
# fg %6