Interactive jobs are run on compute nodes, while giving you a shell to interact with. They give you the ability to type commands or use a graphical interface as if you were on a front-end.
To submit an interactive job, use sinteractive to run a login shell on allocated resources.
sinteractive accepts most of the same resource requests as sbatch, so to request a login shell on the standby Account while allocating 2 nodes and 20 total cores, you might do:
$ sinteractive -A standby -N2 -n20
To quit your interactive job: