UNIX operating system: commands and scripts

The book aims to introduce the issue of UNIX, following to train the reader in terms of operating systems evolved from the UNIX family, because, at its end, can operate and administer a UNIX operating system and can adapt more easily the UNIX family of operating systems.
The book describes more than 100 UNIX commands, each accompanied by examples, and chapters end with a set of proposed issues, which are designed to check the concepts learned during those chapters.