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RAM and ROM

1. RAM- Random access memory

2. RAM is a type of computer data storage

3. ROM- Read only memory

4. ROM is a class of storage medium used in computers and other electronic devices.

5. Memory is measured in bit, bites and bytes: Bit=a 1 or 0, Byte=8 bits, Kilobyte=1024 bytes, Megabyte=1024, kilobytes Gigabyte=1024, megabytes Terabyte=1024, gigabytes Petabyte=1024, Terabyte Exabyte=1024 Petabyte, Zettabyte = 1024 Exabyte