Hard Drive

1. Type of Hard drive
   
   
   1. IDE – Integrated Device Electronics.
   2. SATA – Serial Advance Technology Attachment.
   3. SCSI – Small computer system interface.

3. Cable Selection	IDE device	SATA / SCSI
   Primary Master [P.M]	hda	sda
   Primary Slave [P.S]	hdb	sdb
   Secondary Master [S.M]	hdc	sdc
   Secondary Slave	hdd	sdd

3. Parts of Hard drive

1. 1. Zero Sector àIt has two part
      

(a) MBR (Master Boot Recorder) – Have boot information of OS.
(b) Partition information – Have information of different partitions

1. 1. Other space of a Hard Dri

      Partitions of Hard Drive
      
      

a. Primary  – windows have 1 primary & Linux have4 primary partition

Primary partition 1 – hda 1

Primary partition 2 – hda 2

Primary partition 3 – hda 3
Primary partition 4 – hda 4

Extended – we can create logical partition in extended partition.

Logical partition 5 – hda 5 (drive D)
Logical partition 6 – hda 6 (drive E)
Logical partition 7 – hda 7 (drive F)