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This article mainly explains "how to restore the master boot partition". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought and go deep into it. Let's study and learn how to restore the master boot partition.

A:

C:\ DOS > DEBUG

-n mainboot.dat; mounts backup data files

-l; load

-A100

1078 0100 mov ax,0301; 03 = write, 01 = number of sectors

1078Rd 0103 mov bx,0200; start writing from 0200 of memory

1078 0106 mov cx,0001; 00 = track number, 01 = starting sector number

1078 0109 mov dx,0080; 00 = 0 head, 80 represents hard disk

1078 010C int 13; BIOS disk interrupt

1078 010E int 20; end

1078Drex 0110 ^ C

-Group100; execute from 0100

Program terminated normally

-Q; quit DEBUG

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