28 -- WebAssembly, introduced with great fanfare in 2015, is a low-level format
The CompactFlash card controller is pre-programmed with an embedded flash file system which, upon initial power-up, recognizes the flash media devices, sets up a bad block table, executes all the necessary handshaking routines for flash media support, and performs the low-level format
. The device can support up to eight flash devices directly for up to 8 GByte of maximum CompactFlash Card capacity.
During a physical, or low-level format
, a number of items of data are written to the disk including sector addresses.
In addition to providing an optimization function, this program also identifies, diagnoses, and repairs low-level format
and data damage, and electronically realigns the hard disk.
Not only can it refresh the high-level formatting (the type you can do with "FORMAT S" yourself), it also can refresh the low-level format, the PM you perform as a very first step in initializing a hard disk for use, and the kind which absolutely, positively wipes out everything on your hard disk.
Why would you want to do this, since the low-level format normally is done only once?
That is, the controller board itself has a little program on it imbedded in a ROM chip that allows you to do a low-level format of the disk.
There are other ways to do a low-level format of a disk, but the ones we've seen, such as Disk Manager, are extremely cryptic.
It certainly would have been helpful to have had some documentation that told me the drive type and whether or not a low-level format had been done.
Following the procedures I have outlined above, he ran the Compaq set-up program, choosing twenty-two as the drive type, did a low-level format of the new drive, partitioned and formatted the 32-and 10-megabyte partitions, and installed DOS.
Perform a low-level format
on the infected disk using a utility such as the Mace Htest/Hformat or by following the instructions supplied by the manufacturer of your hard disk.