+1 862 207 3288 Chapter 9.
Question 1-Explain why network operating systems were phased out when distributed operating systems gained popularity.
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Question 21-Describe the differences between CSMA/CS and CSMA/CA. Provide one real life example where CSMA/CD is used.Provide one real life example where CSMA/CA is used.
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Chapter 10.
Question 4- Several levels of file access were discussed in this chapter including read/write, read-only, execute-only and no access. Assume you maintain a database containing confidential patient information and need to restrict UPDATE to only 5 individuals, allow only 15 others to only view the database and disallow any database access to all others. Which access level would you assign to the 20 individuals in the first two groups and the remaining users? For each of the three groups describe every type of access of access granted to each one.
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Question 8-Deadlocks are discussed in chapter 5. Describe how a DO/S Processor Manager could attempt them in a real-life network, then describe how it could try to recover gracefully if one should recover.
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Question 14: Describe the top ten critical duties of a network administrator for a distributed operating system. Identify which level of access would be needed by the administrator for each duty and explain why.
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