Secondary Memory Kya Hai Aur Secondary Memory Ke Types

secondary memorySecondary Memory in Hindi kya hoti hai, Secondary memory kya hai, Secondary memory ka kya use hai, Secondary memory ke kitne type hote hai . Agar aap Secondary memory se jude hue inhi sawalo ke jawab dhud rahe hai toh ye Post aapke liye hi hai.

Aaj aapko main is post me secondary memory ke bare me jankari dene ja raha hu. Main aasa karta hu ki aap secondary memory ke bare me job hi janna chahte hai. Woh aapko is post me jarur mil jaye. Agar aap secondary memory ke bare me ache se samjhna chahte hai toh iss post ko pura read jarur kare.

Doston, Aaj ke time me sabhi ke computer ya Laptop toh jarur hoga. Jab hum computer ya laptop market se lekar aate hai toh us samy hum salesman se ek question jarur puchte hai ki isme kitna storage hai yani kitni ROM hai. Ab aapke man me ye question toh jarur aa raha hoga ki ROM kya hoti hai.

Doston, Agar aap ROM ke bare me nahi jante ho toh maine ROM ke bare me ek post likhi usko read karke jan sakte hai ki ROM kya hai, ROM ke kitne type hote hai.

Agar main example lekar samjhu apko toh hum ye keh sakte hai ki agar aapke pass apke computer ya laptop ki internal memory yani internal space khatam ho gayi toh aap apne computer ya laptop ka data kaha store karoge ya hum isko aise bhi keh sakte hai ki humko apna data kisi aur ke sath share karna ho toh kaise kare toh isliye secondary memory ka use kiya gaya toh chaliye jante hai ki secondary memory kya hai.

Secondary Memory Kya hai. 

Secondary memory ko Auxiliary storage device bhi keh sakte hai. Ye computer ya laptop ka bhag nahi hota yani secondary memory ko alag se join kiya jata hai takki aapke laptop ya computer me internal memory ke liye space na ho ya phir aapko apne computer personal data kisi ke sath share karna ho tab hum secondary memory ka use karte hai.

Jaisa ki maine aapko apni last me bataya tha ki Primary memory ka data computer off hone ke bad delete ho jata hai lekin secondary memory me computer off hone ke bad bhi data secondary storage device me store rehta hai aur woh bina user ki instruction ke data delete nahi hota.

Iski storage ki capacity jayda hoti hai aur apne data ko exchange karne ki speed primary memory se slow hoti hai. secondary memory me Floppy Disk, Hard Disk, Pen drive, Compact Disk, memory jaisi chize aati hai.

Type of Secondary Memory

  • Magnetic Tape.
  • Magnetic Disk.
  • Cartridge Tape.

Magnetic Tape

  • Magnetic Tape ka use recoding aur data ko store karne ke liye kiya jata hai.
  • Magnetic Tape plastic reel ki hoti hai joki movie ki filmo ki real hoti hai thik waisi hi.
  • Magnetic Tape ki Width “1/2” aur 2400 feet ki length hoti hai.
  • Magnetic Tape par ferric oxide ki coated ke particles hote hai jisse humara data magnetically record kiya jata hai.

Magnetic Disk

secondary memory

  • Magnetic disk ko hum random access bhi bolte hai.
  • Magnetic disk  par dono side ferrous oxide material se coated hoti hai.
  • Data ko disk par magnetized form me recode kiya jata hai.
  • Jab hum disk par track ko record karte hai toh usme 0 or 1 se represent kiya jata hai yani Binary digit ki form me store kiya jata hai. Jaise ki agar 1 aata hai toh presence hoga aur agar 0 aata hai toh absence hoga.
  • Magnetic disk ki surface ko concentric circles me divide kiya jata hai usse hum “Tracks” bhi kehte hai aur jab hum tracks ko bhi divide kar de toh use hum “sectors” , Blocks kehte hai.

Types Of Magnetic Disk

Magnet Disk 2 type ki hoti hai.

  1. Floppy Disk
  2. Hard Disk.

Floppy Disk

  • Floppy Disk ko hum Flexible disk bhi kehte hai.
  • Floppy Disk ko hum small micro computer system ishi ke sath mini computer me bhi use karte hai.
  • Floppy Disk me higher capacity aur direct access capability hoti hai.
  • Floppy Disk ko permanently plastic coated jacket me seal kiya jata hai.
  • Floppy Disk jab hum insert karte hai toh usme humara data insert hota hai aur retrieve bhi kiya jata hai.
  • Floppy Disk 25 inch aur 3.5 inch diameter me hoti hai.
  • Floppy Disk ke 25 inch me 1.2 mega byte aur 3.5 inch me 1.44mega byte ka data store hota hai.

Hard Disk

  • Hard Disk ko hum Winchester Disk bhi kehte hai.
  • Hard Disk ek non-volatile secondary storage device hota hai aur humara data magnetic surfaced par digitally encoded hota hai.
  • Hard Disk me motor ka use kiya jata hai jiski disk pack ki speed 3600 revolution per minute [rpm] me hoti hai.
  • Hard Disk humari electro mechanical device hoti hai.
  • Hard Disk me humara har track ko same density ke sath divide kiya data hai.
  • Aaj ke time me humari Hard Disk me 20gb se lekar 2 TB tak ka data store kiya ja sakta hai.
  • Hard Disk me humari magnetic surface par 0 or 1 ki form me store kiya jata hai.

 

Hello Dosto, Asha karta hu ki apko ye “Secondary Memory Kya Hai aur Secondary memory ke types” post pasand aayi hogi. Agar aapko post se related koi sawal ya sujhab hai toh niche comment karein aur iss post ko apne dosto ke jarur share kare.

 

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About the Author: Yash Chauhan

Hello Gyanians, Mera naam Yash Chauhan hai aur main city of Taj (Agra ) me rehata hu.Main computer science ka student hoon. Main Web developer hu aur ishi ke sath sath blogging bhi kar leta hoon.

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