GATE 1994
October 9, 2023GATE 2023
October 9, 2023UGC NET JRF November 2020 Paper-2
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Question 12
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Consider a single-level page table system, with the page table stored in the memory. If the hit rate to TLB is 80%, and it takes 15 nanoseconds to search the TLB, and 150 nanoseconds to access the main memory, then what is the effective memory access time, in nanoseconds?
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185
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195
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205
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175
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Question 12 Explanation:
Effective memory access time =0.8(15+150)+0.2(15+150+150)
=132+63
=195 ns
=132+63
=195 ns
Correct Answer: B
Question 12 Explanation:
Effective memory access time =0.8(15+150)+0.2(15+150+150)
=132+63
=195 ns
=132+63
=195 ns
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