suppose it takes 100 ns to access page table and 20 ns to access associative m

suppose it takes 100 ns to access page table and 20 ns to
access associative memory. if the average access time is 28
nano seconds the corressponding hit rate is:
a) 100%
b) 90 %
c) 80 %
d) 70%

Question Posted / rashmi.c2c2

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suppose it takes 100 ns to access page table and 20 ns to access associative memory. if the averag..

Answer / tripti shrivastava

90%

Is This Answer Correct ?

22 Yes

4 No

suppose it takes 100 ns to access page table and 20 ns to access associative memory. if the averag..

Answer / vimlesh sharma

let x% hit ratio then
x/100 * 20 + (1-x/100)*120 =28
x=92
which is showing 90% hit ratio

Is This Answer Correct ?

16 Yes

3 No

suppose it takes 100 ns to access page table and 20 ns to access associative memory. if the averag..

Answer / sailekshmi

access time = time for associative memory * hit ratio + time for main memory (1-hit ratio)
let x be the hit rate
28 = 20*x + 100(1-x)
x = 0.9
hit rate= 90%

Is This Answer Correct ?

14 Yes

1 No

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