operating system expert knowing about distributed operating system

5.9.1 What is the minimum number of parity bits required to protect a 128-bit word using the SEC/DED code? 5.9.3 Consider a SEC code that protects 8 bit words with 4 parity bits. If we read the value 0x375, is there an error? If so, correct the error. 5.11.1 Given the address stream in the table, and the initial TLB and page table states shown above, show the final state of the system. Also list for each reference if it is a hit in the TLB, a hit in the page table, or a page fault.