Suppose a computer using direct mapped cache has 220 bytes of byte-addressable main memory, and a cache of 32 blocks, where each cache block contains 16 bytes. a. how many blocks of main memory are there? b. what is the format of a memory address as seen by the cache, i. e., what are the sizes of the tag, block, and offset fields? c. to which cache block will the memory address 0db6316 map?

Helen's credit card has an apr of 15.32% and a grace period of 17 days and helen pays her balance in the full every month. if her last billing cycle ended on september 26, 2009, and she made her payment on october 11, 2009, did she owe any interest on her last statement's balance?

Why is it uncommon for users to perform searches directly in database tables? a.)users are discouraged from interacting directly with tables because they might confuse tables with spreadsheets. b.) users are discouraged from interacting directly with tables because this may result in unintended changes to source data. c.)users do not have the technical skills required to perform searches directly in database tables. d.)users do not have the permissions required to perform searches directly in database tables.

Why are weather forecasts more reliable now compared of hundred years ago