Assume a RAM consists of 1M bytes, and it is byte addressable. It uses a cache memory consisting of 16 4K-byte blocks. How many bits are in a RAM address? How many bytes are in the cache memory? How many bits are in the cache tag? How many bits are needed to determine a byte's position within a block?
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- Suppose a computer using fully associative cache has 4 Gbytes of byte-addressable main memory and a cache of 256 blocks, where each cache block contains 32 bytes. a) How many blocks of main memory are there? b) What is the format of a memory address? Provide the names and the sizes of the fields. c) To which cache block will the memory address 0x01752 map?Suppose a computer using direct mapped cache has 2^32 bytes of byte-addressable main memory and a cache size of 512 bytes, and each cache block contains 64 bytes. a. How many blocks of main memory are there? b. 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?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 direct-mapped cache has 232 bytes of byte-addressable main memory and a cache size of 512 bytes, and each cache block contains 64 bytes.Q.) What is the format of a memory address as seen by cache; that is, what are the sizes of the tag, block, and offset fields?A digital computer has a memory unit of 64K X 16 and a cache memory of 1K words. The cache uses direct mapping with a block size of four words.i) How many bits are there in the tag, index, block and word fields of the address format?ii) How many bits are there in each word of cache, and how are they divided into functions? Include a valid bit.iii) How many blocks can the cache accommodate?Suppose a computer using direct mapped cache has 2^24 bytes of byte- addressable main memory and a cache size of 64K bytes, and each cache block contains 32 bytes. (Note: 64K = 26 * 210) a) How many blocks of main memory are there? b) 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?
- Computer Science Consider a direct-mapped cache with 8 lines, each holding 16 bytes of data. The cache is byte-addressable and the main memory consists of 64 KB, which is also byte-addressable. Assume that a program reads 16KB of memory sequentially. Answer the following questions:a) How many bits are required for the tag, index, and offset fields of a cache address?b) What is the cache size in bytes?c) What is the block size in bytes?d) What is the total number of blocks in main memory?e) How many cache hits and misses will occur for the program, assuming that the cache is initially empty?f) What is the hit ratio?g) Give an example virtual address (in BINARY) that will be placed in cache line 5.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?Given a memory address, say 12A1H, find the Block number(i) the address belongs. Assume, the size of the Block is 8Bytes. Also, find the starting address of the block to which the address belongs. Find the capacity of RAM. Find the number of addressable locations in RAM. Find the total number of blocks RAM has. Assume RAM is byte-addressable.
- Suppose a computer using fully associative cache has 216 bytes of byte-addressable main memory and a cache of 64 blocks, where each cache block contains 32 bytes.Q.) What is the format of a memory address as seen by the cache; that is, what are the sizes of the tag and offset fields?Suppose a computer using fully associative cache has 224 words of main memory and a cache of 512 blocks, where each cache block contains 16 words. How many blocks of main memory are there? 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? To which cache block will the memory reference 17042416 map?Suppose a computer using direct mapped cache has 4M byte of byte-addressable main memory, and a cache of 512 blocks, where each cache block contains 64 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, block, and offset fields? c) To which cache block will the memory address 0x00007266 map?