Hard Disk (HD) Interview Question:

What you understand by Formatting in reference to hard disks?

Submitted by: Murtaza

Generally the controller determines how the hard disk is presented to the host system.

★ In general the modern SATA and SAS present themselves as contiguous set of logical blocks, They are usually 512 bytes long.
★ Formatting can be classified into two types high level and low level formatting.
★ The process through which the logical blocks are initialized on the physical platters is known as low level formatting. This is generally performed during production itself.
★ Once the low level formatting is performed then high level formatting is performed to write the file system structure into the particular logical blocks.
Submitted by: Murtaza