Assume a hierarchical memory system having a joint instruction/data cache with a memory - access cost of 10 ns on a hit and 90 ns on a miss. an alternative design without hierarchical memory architecture has a memory - access cost of 70 ns. what is the minimum cache - hit percentage that would make the hierarchical memory system useful?

Jean has kept the content of her website limited to what is important; she has also ensured that the text follows a particular style and color all throughout her website. which website features has jean kept in mind? jean has limited the content of her website to what is important; this ensures (clarity, simplicity, harmony and unity) of the content. she has also formatted the text in a particular style and color throughout her website, ensuring (balance, simplicity, consistency)