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Not all computers have a hardware bit that is automatically set when a page is written to. Nevertheless, it is useful to keep track of which pages have been modified, to avoid having to assume worst case and write all pages back to the disk after use. Assuming that each page has hardware bits to separately enable access for reading, writing, and execution, how can the operating system keep track of which pages are clean and which are dirty?
Assume Fred sees your RSA signaure on m1 and m2, (i.e., he sees (md1 mod n) and (md2 mod n).
Choose Oracle datatypes for the following attributes from a normalized relation including:
Identify the values of pidat lines A, B, C, and D and write an echo server using socket programming in UNIX using C programming.
Identify the common targets of malware. Explain why these targets are so attractive to hackers and what they benefit from each. Determine the best practices that should be implemented by the security department to help reduce the risks of malware i..
Consider a CPU that implements four parallel fetch-execute pipelines for superscalar processing. Show the performance improvement over scalar pipeline processing and no-pipeline processing, assuming an instruction cycle similar to figure 4.1 in th..
Write a command to rename all files in your entire system named temp.old to New - Count the number of lines in file F1 that has the word unix
VLIW processor - assembler
Match the OS mechanisms on the left to the hardware support specific for each mechanism on the right.
All files may grow dynamically during execution without giving the operating system any advance information about their ultimate size. Do you think that files are stored in consecutive sectors? Explain.
Use the semaphore methods to control the concurrency of the solution
What makes Vista better (or worse) choice for home or office computing? Explain general features of the operating system.
what is shared data problem ? explain in briefly ? which is related to embedded system topics ? ltbrgt
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