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ROM - Read Only Memory

Read Only Memory is built in computer memory containing data that normally can only be read but not written to. ROM contains the programming that allows the computer to be booted up. ROM is not lost when the computer power is turned off. The ROM is sustained by a small long-life battery in the computer.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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