Go Back   2019-2020 StudyChaCha > >




  #1  
Old April 19th, 2016, 12:51 PM
Unregistered
Guest
 
Default HDD Types

Hello sir I am Anshuman and I am here as I want to know what are the different types of hard disk drive (HDD) so will you please tell me about its type??
Reply With Quote Quick reply to this message
Other Discussions related to this topic
Thread
Types Of Automobiles
TYPES OF MBA
Different Types of Franchises
Types Of MBA Concentrations
MBA Types
Service Tax Types
Types Of MBA Specialization
What Types of Loans Are There
Types of Car Batteries
Different Types of Degrees
Types of MBA Accreditation
IIT JEE Question Types
Types Of BSC Courses
Different Types of Schools UK
Types of UG programs in UK
Job types after Msc Bioinformatics
Types of NZ Schools
Different types of schools in the uk
Types of MBA concentrations
Types of MBA






  #2  
Old April 19th, 2016, 01:19 PM
Sumit Bhardwaj
Super Moderator
 
Join Date: Nov 2011
Default Re: HDD Types

A hard disk drive (HDD), hard disk, hard drive or fixed disk is a data storage device used for storing and retrieving digital information using one or more rigid ("hard") rapidly rotating disks (platters) coated with magnetic material.

Types of hard disk drive (HDD) are:

-IDE: Integrated Drive Electronics. IDE drives are also known as PATA drives( Parallel advance technology attachment )

-SATA: Serial advance technology attachment

-SCSI: Small Computer System Interface. SCSI is pronounced as scuzzy.

-SAS: Serial Attached SCSI


DE / PATA (Integrated Drive Electronics Drive / Parallel Advance Technology Attachment Drive)




-IDE/PATA Drives have usually 40 pins.

-IDE/PATA Drives offer 133 MB/sec transfer rate.

-It sends 8 bit data at a time.

-PATA Cables are used to connect PATA HDD. Two drives can be connected in a single pata cable. One as master and other as slave.

The configuration of master and slave is done by different combination of jumpers in the hdd.


SATA (Serial Advance Technology Attachment Drive)




-SATA Drives have usually 7 pins, 4 pins in pair of two for sending and receiving data and rest 3 pins are grounded.

-SATA Drives offers generally 300MB/sec transfer rate.

-It sends data bit by bit.

-SATA Cables are used to connect SATA HDD. Only one drive can be connected in a single sata cable.


SCSI (Small Computer System Interface Drive)




-SCSI Drives have usually 50 to 68 pins.

-SCSI Drive offers generally 640MB/sec transfer rate.

-This drives are hot swappable.

-SCSI cables are used to connect SCSI HDD. Maximum of 16 drives can be connected in a single scsi cable.
Each HDD have a 8 bytes hexadecimal code known as WWN (worldwide name) for its identification in the cable.


SAS(Serial Attached SCSI Drive)



-SAS Drives generally offers 805 MB/sec transfer rate.

-This drives are hot swappable.

-SAS Cables are used to connect SAS Drives. Maximum of 128 drives can be connected in a single SAS cable.
__________________
Answered By StudyChaCha Member
Reply With Quote Quick reply to this message
Reply


Reply to this Question / Ask Another Question
Your Username: Click here to log in

Message:
Options

Forum Jump


All times are GMT +6.5. The time now is 05:59 PM.


Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2019, vBulletin Solutions, Inc.
Search Engine Optimisation provided by DragonByte SEO v2.0.42 (Pro) - vBulletin Mods & Addons Copyright © 2019 DragonByte Technologies Ltd.