3 votes 3 votes Can anyone explain me definition of these two?I am not talking about formulas,only behaviour/definition. CO and Architecture co-and-architecture + – rahul sharma 5 asked Jan 21, 2017 retagged Nov 13, 2017 by Arjun rahul sharma 5 2.8k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 18 votes 18 votes u want to search for a book ..it is either with ur mom or with ur dad... one way is first go to ur mom..if she says yes she have ur book..then fine... else go to ur dad...hierarchial memory organisation... if first time ur mother says no then u wasted that time and then goes to ur dad...same way if u dont find ur word in first level memory than u have to go to second level and time of first level will also be added.. second way is like u have ur duplicate and both of u goes simultaneously..one to ur mom and other one to ur dad...if u find the book from ur mom..then ok...else u'll get it from ur dad but both these things are happening together...so no need to add double the access time...this is simultaneous memory access...u r trying to access all levels of memory simultaneously... sudsho answered Jan 21, 2017 selected Jan 21, 2017 by vijaycs sudsho comment Share Follow See all 15 Comments See all 15 15 Comments reply Show 12 previous comments Bikram commented Aug 22, 2017 reply Follow Share @ hem chandra joshi It would be i think.. in simultaneous organisation the formula would be something like T= hit rate*(cache access time) + miss rate* (main memory access time) Simultaneous AMAT Tavg = h1 t1+ (1- h1) t2 + (1- h1) (1- h2) t3 --------------------- Hierarchical AMAT Tavg = h1 t1+ (1- h1) (t1+t2) + (1- h1) (1- h2) (t1+t2+t3) 3 votes 3 votes sushmita commented Sep 24, 2017 reply Follow Share awesome analogy 0 votes 0 votes `JEET commented Sep 29, 2019 reply Follow Share That was a really good analogy. 0 votes 0 votes Please log in or register to add a comment.