IT @ School error booting

What does the following mean during Debian (IT @ School) boot up. Noticed rarely, but harassingly so in a few cases

Busybox V1.1.3(debian 1:1.1.3-3ubuntu3) buit -in
Enter "Help' for a list of built-in-comands
/bin/sh: can't acess tty: job control tunned off
(initramfs)