000			02042nam a22001817a 4500
008			121102t xxu||||| |||| 00| 0 eng d
020			_a0826464165
050			_aQA76.76.O63.R51
100			_aRitchie, Colin.
245			_aOperating systems: Incorporating UNIX & windows. / _cColin Ritchie
250			_a4th ed.
260			_aAustralia: _bThomson, _c2003.
300			_axvi, 279 p.: _bill.; _c25cm.
500			_aIncludes bibliographical references and index.
505			_aContents: Background: What is an operating system -- History and evolution -- An Introduction to UNIX and windows -- Basics: Introduction -- Overview of operating system -- The 'Process' concept -- Hardware features -- Introduction to object orientation -- User interface -- Outline -- System calls -- Command languages -- Job control languages -- Graphical user interface -- Windows registry database -- Process management -- Scheduling -- Process in UNIX -- Process in windows -- Memory management 1: Introduction -- Memory allocation methods -- Memory management 2: Virtual memory -- Virtual segmented systems -- Virtual machines -- Memory management 3: Virtual memory -- Protection and sharing -- Windows memory management -- UNIX memory management -- Summary -- Input-output -- Organisation of I/O software and hardware -- UNIX I/O system -- Windows NT and XP I/O system -- File management 1: File management techniques -- Improving the performance of disk systems -- Concurrent process 1: Basic principles -- Competing processes -- UNIX features -- Concurrent processes -- Concurrent processes 2: Deadlocks -- Interprocess communication -- Networks and distributed system: Introduction -- Networks -- The Internet and world wide web -- Distributed systems -- Security: Introduction -- Security - the nature of the threats -- Security techniques -- Appendix A: Introduction to UNIX shell -- Appendix B: Summary of MS-DOS commands.
650			_aOperating systems (Computers) _x UNIX (Computer file) _xMicrosoft Windows (Computer file)
942			_2lcc _cBK
999			_c2486 _d9986