The ratio of number of residents in Watts to the number of sex offenders is 35 to 1. Median real estate property taxes paid for housing units with mortgages in 2015: $312 (0.4%) Median real estate property taxes paid for housing units with no mortgage in 2015: $269 (0.3%)
DRAM (Dynamic Random Access Memory) The most common type of computer memory. DRAMs hold data for a relatively brief period of time and need to be refreshed at regular intervals. DRAMs are measured by access time (in nanoseconds, or ns) and storage capacity (in megabytes, or MB).
There are different types of ROM, including PROM (programmable read-only memory) that is manufactured as blank memory (e.g. a CD-ROM) and EPROM (erasable programmable read-only memory). There are many differences between RAM and ROM memory but there are also a couple similarities (and these are very easy to remember).