%. The at the ca th the sa emory a

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Consider a cache memory with a hit ratio of
75%. The cache access time is 20ns. Assume
that the cache is replaced with some old cache
with the same access time but the average
memory access time is increased by 10% from
50ns. Calculate the hit ratio for the cache
memory? (up to 2 decimal places)
Transcribed Image Text:Consider a cache memory with a hit ratio of 75%. The cache access time is 20ns. Assume that the cache is replaced with some old cache with the same access time but the average memory access time is increased by 10% from 50ns. Calculate the hit ratio for the cache memory? (up to 2 decimal places)
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