The /opt file system is a relative newcomer to Unix file systems and is primarily used to house optional software packages. ... A Modern Introduction to Programming, 2nd Edition. Feb 21, 2015 3 mins.

/dev/rwd0e: 22096 files, 299456 used, 506110 free (12078 frags, 61754 blocks, 1.5% fragmentation) Defragmentation. While you’re unlikely to see many Unix systems with fragmentation reaching ...

Id: 007990 Credits Min: 3 Credits Max: 3 Description. Addresses manipulating and maintaining files within the UNIX file system; creating and editing text files using the vi and ed editors; using pipes ...

Quite a bit in UNIX programming has changed since then. The book begins with an introduction to UNIX and its variants, including Linux and FreeBSD. Subsequently, the book deals with I/O--file I/O and, ...