Question Assume, paging has been used as memory management technique and the page table is stored in memory which takes 150 nanoseconds. In addition, the associative memory is also used which takes 50 nanoseconds. What is the effective memory reference time, If 50% of all page-table references are found in the associative memory? In order to eliminate the need for contiguous allocation of physical memory, paging is assumed as an efficient memory management technique. But in this technique, the user's view of memory is not the same as the actual physical memory, how this could be achieved and how hardware provides such complicated memory translation? (Answer limit max 8 lines)

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
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  1. Assume, paging has been used as memory management technique and the page table is stored in memory which takes 150 nanoseconds. In addition, the associative memory is also used which takes 50 nanoseconds. What is the effective memory reference time, If 50% of all page-table references are found in the associative memory?
  2. In order to eliminate the need for contiguous allocation of physical memory, paging is assumed as an efficient memory management technique. But in this technique, the user's view of memory is not the same as the actual physical memory, how this could be achieved and how hardware provides such complicated memory translation? (Answer limit max 8 lines)
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