7- The inclusion property that requires checking only last-level caches for coherence transactions is: A-Inclusive B-Non-inclusive C- Exclusive D- (B and C) 8- In MSI coherence protocol, one of the following states also implies that the cache block exists in only one of the caches in the system: B-Shared C- Dirty D- (None) 9- Assume we have a single-level cache hierarchy system that runs an application. If you know that L1 cache hit time is 5 cycle, hit rate is 55% and memory latency is 100 cycles. The AMAT is: A-14.5 B-60 C- 5.55 A-Modified D-50

ABCD code 1 code 2 code 3 code 4 0 0 1 1 100 1 01 01 10 00 001 001 11 11 0001 000 Which of the above codes are prefix free? Select all, and only, those that are. code 1 code 2 code 3 code 4

SOLVE STEP BY STEP IN DIGITAL FORMAT PLEASE 5.- The owners of a house want to convert the front steps into a ramp. The porch is 5 feet above the ground and due to building regulations, the ramp must start 12 feet from the base of the porch. How long will the ramp be?

Cryptography:  Boolean function table. Find a formula for the function: x1x2x3 h(x1x2x3) 000 1 001 0 010 0 011 1 100 1 101 0 110 0 111 1