Mention few disadvantages of using dos

1.	Mention few disadvantages of using dos
Answer» Answer: Disadvantages No multi-tasking supported by the OS. Difficulty in MEMORY ACCESS when addressing more than 640 MB of RAM. Interrupt levels for hardware needs to be managed by our self. The OS does not support automatic IRQ ordering.

Answer»

Answer:

Disadvantages

No multi-tasking supported by the OS.

Difficulty in MEMORY ACCESS when addressing more than 640 MB of RAM.

Interrupt levels for hardware needs to be managed by our self.

The OS does not support automatic IRQ ordering.

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