Hi All,
In my previous post "PRIMARY STORAGE DEVICES PART-1" explained about RAM.
Now i am going to explain ROM(READ ONLY MEMORY).this is a permenant memory.
it controlls all BIOS programms.In RoM mailnly three parts important.
Those are....
1)POST (POWER ON SELF TEST)
IT WILL CHECK WHETHER ALL THE DEVICES ARE GETTING THE POWER SUPPLY OR NOT.
2)BSL (BOOT STRAP LOADER)
IT SELECTS THE VALID BOOT SECTOR.
3)DRIVERS
IT CONSISTS OF BASIC DEVICE DRIVERS AND CONFIGURATION OF MOTHER BOARD.
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