Systems -- Ch. 18. Distributed Coordination -- Ch. 19. Protection -- Ch. 20. Security -- Ch. 21. The UNIX

; administering secure installations of PCs, UNIX, and networked environments; and ethical and legal issues in

account -- Viewing and altering files in your UNIX account -- Simplifying mail -- Taking advantage of

Includes case studies in UNIX, OS/2, MS-DOS, Macintosh, VM, MVS, Open systems.

Includes case studies in: UNIX, VAX, CP/M, MVS and VM, with concurrent programming in Ada.