Computer Sciences > GATE 2025 SET-1 > Cache Memory
Consider a memory system with 1M bytes of main memory and 16K bytes of cache memory. Assume that the processor generates 20-bit memory address, and the cache block size is 16 bytes. If the cache uses direct mapping, how many bits will be required to store all the tag values? [Assume memory is byte addressable, 1K=210, 1M=220.]
A
6×210
B
8×210
C
212
D
214

Correct : b

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