Question

explain disk operating system write five internal and external commands of dos disk operating system​

Answer 1

Answer:

These are frequently used commands, and are called resident commands. DOS Commands for which specifications are not internally available in command.com are called External Commands. They reside in the disk in the form of executable program files. They will be loaded into primary memory only at the time of execution.

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Answer 2

Explanation:

These are frequently used commands, and are called resident commands. DOS Commands for which specifications are not internally available in command.com are called External Commands. They reside in the disk in the form of executable program files. They will be loaded into primary memory only at the time of execution