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Recent questions tagged paging

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TLB with fault rate.
consider a paging system uses 1 level page table residing in RAM and TLB. RAM access time is 55 ns while TLB lookup takes 17 ns. Each page transfer takes ... Page fault ratio is 33%. Calculate the EMAT when TLB update time is negligible.
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#Memory Management #Paging #GATE
Consider a system which has LAS = PAS = s' bytes, page size is p bytes,Page table entry size is e' bytes Memory is byte addressable. ... by minimizing the memory overhead of maintaining the page table and internal fragmentation in paging?
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GO Classes 2023 | IIITH Mock Test 1 | Question: 29
Consider a system with $\mathrm{N}$ bytes of physical RAM, and $\mathrm{M}$ bytes of virtual address space per process. Pages and frames are $\text{K}$ bytes in size. Every ... {K} \ast \mathrm{P}$\mathrm{N} / \mathrm{P} \ast \mathrm{~K}$
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Madeeasy workbook, chapter: Memory management
Consider a k-level paging system along with a TLB. A TLB takes 10ns, and a memory takes 100ns on average. The hit ratio of TLB is equal to 0.8. If it is known that the average memory access time is 70ns, then the value of k is?
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Operating System
What is the relationship between paging and virtual memory?A Virtual memory came before pagingB When pages are created in disks, it is called a virtual ... memory can never be implemented without paging D Both have the same concepts
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DRDO CSE 2022 Paper 2 | Question: 2
What is the size of the physical address space in a paging system, which has a page table containing $64$ entries of $11$ bit each (including valid and invalid bit) and a page size of $256$ bytes.
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Self Doubt | Logical Address | Virtual Address | Virtual Memory
Can anyone explain how are these two things connected (i) Virtual Memory (part of HDD, acting as RAM) and (ii) Virtual Address Space (Logical Address, generated by CPU during compilation), and where exactly is this Logical Address stored?
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Ace academy handout
Please solve and explain this question, like explaining to a 2nd-grade student. Answer is 128 KB, for verification.
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Logical and Physical Address Generation | OS
MSQConsider execution of the following C code for different cases:printf( %d ,&a);Consider the following statements. Which among these are TRUE:Will print ... in case of variables Dynamically allocated during the runtime, like malloc()
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Multilevel paging
The below question is from made easy test series:Consider a 32 bit virtual address as follows: 10 8 6 8 P1 ... $^{7}$ pages. I don't know what I am getting wrong. Please correct me.
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paging
Can anyone diagrammatically explain what is the difference between Page size vs Page table entry size in a page table?
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Paging
Is the page table entry size same for each entry in page tables of all levels in multilevel paging?
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Operating System: Self Doubt - Memory Management
Considering a system with Single-Level page table, with a TLB to reduce the access time of pages. A cache is also provided with the main memory. All the pages ultimately ... . But if this is true, why can't we store Page Table in a Cache?
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Applied Test Series
A computer system has a page size of 1024 bytes and maintains the page table for each process in main memory. The overhead required for doing a ... TLB hit-rate will ensure an average virtual address translation time of exactly 200ns?
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Memory Management
In a virtual memory system, size of the virtual address is 32-bit, size of the physical address is 30-bit, page size is 4 KByte and size of each ... 4Bytes. Find the maximum number of bits that can be used for storing other information ?
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https://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html 
https://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html Here, in problem 2:In solution, point number 2 should be: With 4-byte entries in the page table we can ... ). REASON: 2^36/ 2^2 = 2^34, please correct me if I am wrong.
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NIELIT STA 2021
Consider a system with page size p and average process size m and size of each page table entry is e. what is the amount of space required by page table ? me / pmp / empepe / m
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