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    Storage System


    § Primary Storage
    - Volatile : kehilangan tempat dalam memory ketika sumber energi terganggu (data hilang).

    § Secondary Storage
    - Non Volatile : Menyimpan data atau informasi ketika sistem komputer mati.
    - Writing : Proses menyimpan informasi ke secondary storage.
    - Reading : Proses mengambil informasi dari secondary storage.

    Storage system dapat dibuat dalam bentuk piramida, dimana semakin keatas/semakin ke puncak, media penyimpanan tersebut semakin cepat tetapi juga semakin mahal. Urutan dari yang paling dasar adalah floppy disk, optical disk, hard disk, ram.

    Characteristic Storage :

    § Media atau Medium
    ‘Actual physical material that retains data and programs’

    § Kapasitas
    Seberapa besar kemampuan storage dapat menyimpan data.

    § Kecepatan akses
    Waktu yang dibutuhkan untuk mengakses data dari secondary storage device.

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