In comparison with static RAM memory, the dynamic RAM memory has

lower bit density and higher power consumption
higher bit density and higher power consumption
lower bit density and lower power consumption
higher bit density and lower power consumption
None of the above
higher bit density and lower power consumption  The dynamic RAM memory has higher bit density and lower power consumption.

DRAM : Dynamic random-access memory (DRAM) is a type of random access semiconductor memory that stores each bit of data in a separate tiny capacitor within an integrated circuit. The capacitor can either be charged or discharged; these two states are taken to represent the two values of a bit, conventionally called 0 and 1.

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