Random acess memory.
Volatile memory - This means when the system is turned off memory will be lost
The tempory memory is stored on a chip in the devise. This is where the data is held
It is like using a whiteboard and writting the same information over it.
Read/Write memory - Meaning that it can be editied by the user
EDEXEL - data is written and help on the RAM until it is saved or downloaded on a disk
If you want to edit the file again , you simply load it back onto the ram.
Read Only Memory
Non Volatile - This memory is stored on a chip ,Non V means that when the system is turned off the data will still remain on it
Read - Cannot be altered by any users
Used to hold instructions to start the computer.
Primary And Secondary Storage
Primary Storage - Chips inside the computer. Internal Storage
Examples - ROM and RAM
Secondary Storage(Backup data - Additional Items are added to the device and is used as backup storage , External storage.
Examples - Magnetic Disk , Magnetic Tape , DVD , CD - RW
DIS - Unlike primary storage the amount of time taken to obtain data is slightly more
Backup Storage - Magnetic Disk Drives
Magnetic Disk Drives- Can be classified according to whether the media containing the data is hard media or soft media