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Lecture Notes On OPERATING SYSTEMS · PDF file OPERATING SYSTEMS Code FMITB01001 Course title Operating Systems Course volume 4,0 cr. (6,00 ECTS cr.) Teaching methods (Full-time, daytime

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  • Vilnius Gediminas Technical University

    Jelena Mamčenko

    Lecture Notes

    On

    OPERATING SYSTEMS

    Code FMITB01001

    Course title Operating Systems Course volume 4,0 cr. (6,00 ECTS cr.)

    Teaching methods (Full-time, daytime studies):

    Lectures - 32 h per semestre Laboratory works - 32 h per semestre Individual work - 96 h per semestre

    Assesment - Examination

    Course aim:

    Understandig of Operating System's functions.

    Course description:

    Concept of operating system. Control the activities and resourses of computer. Interpreting comands. Coordinating activities. Operating systems MS-DOS, OS/2, UNIX. Networking.

  • Jelena Mamčenko Operating Systems

    Lecture Notes on Operating Systems 2

    CONTENT 1 Introduction ............................................................................................................................................ 5

    2 History of Operating Systems ................................................................................................................ 6

    3 A history of personal computers ............................................................................................................ 8

    4 Configuration........................................................................................................................................ 10

    5 Display.................................................................................................................................................. 11

    6 Motherboard ......................................................................................................................................... 11

    7 Central processing unit ......................................................................................................................... 11

    8 Primary storage..................................................................................................................................... 12

    8.1 Technology and history ................................................................................................................ 13

    9 Expansion card ..................................................................................................................................... 13

    9.1 History of the expansion card ....................................................................................................... 13

    10 Power supply .................................................................................................................................... 14

    11 Computer power supply ................................................................................................................... 15

    11.1 Domestic mains adaptors.............................................................................................................. 16

    11.2 Linear power supply ..................................................................................................................... 16

    11.3 Switched-mode power supply ...................................................................................................... 16

    12 Optical disc ....................................................................................................................................... 17

    12.1 First-generation optical discs........................................................................................................ 17

    12.2 Second-generation optical discs ................................................................................................... 17

    12.3 Third-generation optical discs ...................................................................................................... 18

    13 Secondary storage............................................................................................................................. 18

    14 Computer keyboard .......................................................................................................................... 18

    15 Mouse (computing) .......................................................................................................................... 19

    16 Main memory ................................................................................................................................... 20

    17 Hard disk drive ................................................................................................................................. 20

    18 Graphics - Video card....................................................................................................................... 20

    19 Disk operating system ...................................................................................................................... 21

    19.1 History of DOS ............................................................................................................................. 21

    20 Examples of disk operating systems that were extensions to the OS ............................................... 22

    21 Examples of Disk Operating Systems that were the OS itself ......................................................... 22

    22 Input/Output System......................................................................................................................... 23

    23 Command Syntax ............................................................................................................................. 25

    23.1 Checking the Disk ........................................................................................................................ 28

    23.2 Backing Up a Floppy Disk ........................................................................................................... 28

  • Jelena Mamčenko Operating Systems

    Lecture Notes on Operating Systems 3

    23.3 Erasing Files ................................................................................................................................. 29

    23.4 Renaming Files ............................................................................................................................. 29

    23.5 Copying Files ............................................................................................................................... 29

    24 Subdirectory Introduction................................................................................................................. 31

    25 Subdirectory Review ........................................................................................................................ 34

    26 BATCH FILES ................................................................................................................................. 34

    26.1 AUTOEXEC.BAT ....................................................................................................................... 41

    27 Data structure in disk. ....................................................................................................................... 45

    27.1 Disk Structure and Partitions ........................................................................................................ 45

    27.2 Disk tracks, cylinders, and sectors ............................................................................................... 45

    27.3 Cylinder group .............................................................................................................................. 46

    27.4 Physical disk structure .................................................................................................................. 46

    28 File systems ...................................................................................................................................... 47

    29 FAT12 .............................................................................................................................................. 51

    30 Initial FAT16 .................................................................................................................................... 51

    30.1 Final FAT16 ................................................................................................................................. 52

    30.2 Long File Names (VFAT, LFNs) ................................................................................................. 52

    30.3 FAT32 .......................................................................................................................................... 52

    30.4 FAT and Alternate Data Streams ................................................................................................. 53

    30.5 Main disk structures ..................................................................................................................... 54

    31 File Allocation Table ........................................................................................................................ 56

    32 Floppy disk ....................................................................................................................................... 57

    33 AUTOEXEC.BAT ........................................................................................................................... 58

    34 CONFIG.SYS ...................................................................................

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