Suppose the characteristics of?computer system are as follows: TLB search time is 5 nanoseconds . Number of entries in the TLB is 512. . The TLB hit ratio is 0.8 . The memory access time is 35 nanoseconds. . The computer system uses paging, . The page size is 4096 bytes. a. What is the TLB reach for this computer system? b. What is the effective memory-access time for this system