×
FREE ASSISTANCE FOR THE INQUISITIVE PEOPLE
Tutorial Topics
X
softetechnologies
What is the definition of Booting? What is Computer Software?
Storage Devices - Computer Fundamentals
4450    Arnab De    04/08/2019

Storage Devices

Storage devices are divided into two types 1) Primary Memory 2) Secondary Memory

  1. Primary memory (main memory): These types of memories are volatile memory. i.e. if the computer turn of the all the data & information written on RAM will be erased automatically.
    • RAM (Random Access Memory/Read-Write Memory) : It is a volatile memory after switch off the computer, every thing erase written in it.
      softetechnologies
      1. Static RAM (SRAM) : Data store in it never change until we change it or power off the computer.
      2. Dynamic RAM (DRAM) : Data store in it change or refresh after a specific time.
    • ROM (Read-only-memory)
      1. PROM : PROGRAMABLE ROM
      2. EPROM : ERASABHLE PROGRAMABLE ROM
      3. EEPROM : ELECTRICALLY ERASABHLE PROGRAMABLE ROM
  2. softetechnologies
  3. Secondary memory (storage devices) : : These types of memories are non-volatile memory. i.e. if the computer turn of the all the data & information written on RAM will remain unchanged.
    1. Megnetic Disk
      • Hard Disk (Local Disk)
      • Floppy Disks
      • Memory Cards
      • Zip Drive
      • Pen Drive
      • External Hard Disk
    2. Optical Disk
      • CD-R
      • CD-RW
      • DVD-R
      • DVD-RW
      • Blue Ray Disc
      • CD-RW
What is the definition of Booting? What is Computer Software?
softetechnologies
Author Details
Arnab De
I have over 16 years of experience working as an IT professional, ranging from teaching at my own institute to being a computer faculty at different leading institute across Kolkata. I also work as a web developer and designer, having worked for renowned companies and brand. Through tutorialathome, I wish to share my years of knowledge with the readers.
Enter New Comment
Comment History
27/10/2022: Computer fundamentals
By: Abhishek Upadhyay [abhishekupadhyayagra@gmail.com]
Swami Vivekananda
Fill the brain with high thoughts, highest idrals, place them day and night before you, and out of that will come great work.
Swami Vivekananda
737
46.69
Today So Far
Total View (Lakh)
softetechnologies
26/05/2018     38389
01/01/2018     35122
28/06/2017     32817
25/06/2018     31210
02/08/2017     30876
15/05/2017     25586
01/08/2017     25361
06/07/2017     24875
14/07/2017     20613
21/04/2018     19983
softetechnologies