Determine Minimum Number Bits Would Need Memory Address Memoery Could 68 Gb Without Calcul Q37248488

Determine the minimum number of bits you would need for memoryaddress if memoery could have up to 68 GB. Without calculator.Assume byte addressing and fully explain how you arrive theanswer


Answer


If memory is byte addressable then to address any particularbyte in 68 GB memory means that we want to uniquely represent eachbyte in 68 GB in binary format.

68 GB = 68* 230 Bytes

So to represent each byte in 68 GB address memory, number ofbits needed = log2(68 * 237 bits

Hence total 37 bits needed to uniquely represent every byte in68 GB memory.

Please comment for any clarification.

log2(68

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