1.2 Memory

1.2 Memory

1. Volatile

   • Gets emptied when the power is turned off
     • RAM

2. CPU

   • Central Proccessing Unit

3. Firmware

   • Permanent software programmed into ROM

4. RAM

   • Random Access Memory

5. ROM

   • Read Only Memory

6. Non Volatile

   • Doesn't lose the data when the device is turned off
     • Flash Memory Floppy Disks

7. BIOS

   • Basic Input/output system contains programmes to load the hardware

8. Disk Thrashing

   • When a computer's virtual memory subsystem is in a constant state of paging.

9. EEPROM

   • Electronically Erasable Programmable Read Only Memory
     • SIM cards Flash memory

10. I/O controllers

    • Connects input and output devices to the bus system of a central processing unit (CPU).

11. System Buses

    • Parallel Wires

12. DRAM

    • Dynamic Random Access Memory