Assuming memory frame size = process page size = 1024, what physical address will logical address 2076 of process P2 be mapped to? a. 1052 b. 1024 c. 2076 d. more information needed e. 2048
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Assuming memory frame size = process page size = 1024, what physical address will logical address 2076 of process P2 be mapped to?
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- 9. Consider a system that uses 32-bit addresses and page table structures as discussed in class. If the address space of a process contains exactly 256 pages, what is the minimum number of pages that might be needed for its page table structure? What is the maximum number that might be needed? Briefly explain your answer.A computer using a direct mapped cache has 220 Bytes of memory (byte addressable) and a cache of 32 blocks, each block contains 16 Bytes. a. How many blocks of main memory are there? b. What will be the sizes of the tag, index, and byte offset fields? c. To which cache set will the memory address 0x0DB63 map?A 32-bit computer has a memory of 256 KB and a cache line size of 64 bytes. The memory cache access time is 5ns. This cache is 4-way associative and use LRU as a replacement algorithm. a) What is the number of lines and sets of this memory cache? b) What is the block size transferred between the cache memory and the main memory? c) If the time to transfer a line to cache memory is 200 ns, what is the hit ratio needed to obtain an average access time of 20 ns?
- Suppose a computer using fully associative cache has 224224 words of main memory and a cache of 512 blocks, where each cache block contains 16 words. a. How many blocks of main memory are there? b. What is the format of a memory address as seen by the cache, i.e., what are the sizes of the tag and offset fields? c. To which cache block will the memory reference 1604181616041816 map? Also... Suppose a computer using set associative cache has 216216 words of main memory and a cache of 128 blocks, and each cache block contains 8 words. a. If this cache is 2-way set associative, what is the format of a memory address as seen by the cache, that is, what are the sizes of the tag, set, and offset fields? b. If this cache is 4-way set associative, what is the format of a memory address as seen by the cache?Suppose a computer using fully associative cache has 4G bytes of byte-addressable main memory and a cache of 512 blocks, where each cache block contains 128 bytes. a) How many blocks of main memory are there? b) What is the format of a memory address as seen by the cache, i.e., what are the sizes of the tag and offset fields? c) To which cache block will the memory address 0x018072 map?Suppose a computer using fully associative cache has 224 words of main memory and a cache of 128 blocks, where each cache block contains 16 words. a. How many blocks of main memory are there? b. What is the format of a memory address as seen by the cache, that is, what are the sizes of the tag and word fields? c. To which cache block will the memory reference 01D87216 map?
- An operating system designed for an embedded system application needs to manage a process of size 512KB with a page size of 8KB. If the memory size is 256KB then answer the following questions - a) Determine the minimum number of bits required to manage the logical address space. b) Determine the minimum number of bits required to manage the physical address space.Suppose a computer using direct mapped cache has 236 bytes of byte-addressable main memory and a cache size of 1024 bytes, and each cache block contains 64 bytes. ⦁ How many blocks of main memory are there? ⦁ What is the format of a memory address as seen by cache, i.e., what are the sizes of the tag, block, and offset fields? ⦁ To which cache block will the memory address 0x13A4576B map?Given a system with 32 bits logical address and paging is used for memory management, the page size is 4 KB (4096 bytes); If 4 Bytes would be needed to store one entry of the page table, then what is the page table size for a process of 4 MB (4096x496 bytes) address space? 1 KB O a. O b. 8 KB О с. O d. 4 KB 16 KB