List and briefly define three file allocation methods.
Answer to relevant QuestionsDefine: B = block size R = record size P = size of block pointer F = blocking factor; expected number of records within a block Give a formula for F for the three blocking methods depicted in Figure. Some operating systems have a tree–structured file system but limit the depth of the tree to some small number of levels. What effect does this limit have on users? How does this simplify file system design (if it does)? Explain the relative advantages and disadvantages of an embedded OS based on an existing commercial OS compared to a purpose-built embedded OS. Type-1 hypervisors operate directly on physical hardware without any intervening operating system. Type-2 hypervisors run as an application installed on an existing operating system. Type-1 hypervisors perform much better ...List and briefly describe some of the defenses against buffer overflows that can be implemented when running existing, vulnerable programs.
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