Com 212 intro to system programming book Theory



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com-212-introduction-to-system-programming-theory
9833 SS1 FISHERY LESSON NOTE
WEEK TEN

Learning Outcome for this week
The historical development of operating system. The importance and uses of operating system The system commands of MS-DOS, Unix, Windows operating systems.

OPERATING SYSTEMS
When a brand new computer comes off the factory assembly line, it can do nothing. The hardware needs software to make it work.
Figure 10.2 : System Software An application software package does not communicate directly with the hardware. As shown in the Figure above between the applications software and the hardware is a software interface - an
operating system.

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