Memory

Memory

1. VM

   • memory that appears to exist as main storage although most of it is supported by data held in secondary storage.
   • the purpose of virtual memory is to enlarge the Storage

2. ROM

   • computer memory chips containing permanent or semi-permanent data
   • it's used to store the start-up instructions for a computer
   • ROM is non-volitile

3. RAM

   • Random-access memory is a form of computer memory that can be read and changed
   • The Computer Needs RAM to Use Data Quickly

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