3. What is a Computer?: Lesson Plan
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Task 5: New Operating Systems vs. Old Operating Systems
Summary:
Discuss new operating systems vs. old operating systems
Detailed Explanation:
If available, use an old computer to identify the ROM chip
Tell class that the first computers had all of the operating system built into the permanent memory (ROM)
When the operating systems was updated, the permanent chip was removed and a new chip was installed
This was difficult to do and parts of the computer would often be broken in the process
Ask class how today's computers are updated [Ans: New operating system software is loaded from a CD-ROM or over the Internet. ]