Ram and Rom

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Mind Map on Ram and Rom, created by Eloise Hanslip U on 03/11/2014.
Eloise Hanslip U
Mind Map by Eloise Hanslip U, updated more than 1 year ago
Eloise Hanslip U
Created by Eloise Hanslip U over 9 years ago
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Resource summary

Ram and Rom
  1. what does RAM stand for ?
    1. Random access memory
    2. what does ROM stand for?
      1. read only memory
      2. what is the purpose of RAM
        1. The purpose of Ram is so that program data can be stored
        2. what is the purpose of ROM?
          1. the purpose of ROM is so that it can store the instructions for the computer the computer can start up when it is turned on again
          2. what does volatile and non volatile mean ?
            1. volatile - The retaining data as long as there is a power supply conected
              1. non - volatile - retaining data even if there is a break in the power supply
                1. ROM is non - volatile
                  1. RAM is volitile
                  2. storage
                    1. what is stored in the RAM?
                      1. programs, applications and data
                      2. what is stored in the ROM?
                        1. the instructions to start the computer
                      3. changing
                        1. can you change whats in the RAM?
                          1. yes you do change it when you open and close programs
                          2. can you change whats in the ROM?
                            1. no you should not unless you know what you are doing
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