Given the plethora of file types showing up on file servers today, the very idea of an “impossible” file type is hard to grasp. What would make a file type impossible after all? Would it defy ...

Just because a Unix command is one those most of us learn within the first few hours of our exposure to a Unix/Linux OS doesn’t mean we have grasped the many ways in which it can be used to make our ...

is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The command(s) must be enclosed in either double or single ...

mt positions the tape (winds forward and rewinds). On AIX, this command is tctl. dd converts, reblocks, translates, and copies files. cat concatenates, copies, and prints files. tar saves and restores ...