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1. Contrast the performance of the three techniques for allocating disk blocks (contiguous, linked, and indexed) for both sequential and random file access.
2. What are the advantages of the variant of linked allocation that uses a FAT to chain together the blocks of a file?
3. Consider a system where free space is kept in a free-space list.
a. Suppose that the pointer to the free-space list is lost. Can the system reconstruct the free-space list? Explain your answer.
b. Consider a file system similar to the one used by UNIX with indexed allocation. How many disk I/O operations might be required to read the contents of a small local file at /a/b/c? Assume that none of the disk blocks is currently being cached.
c. Suggest a scheme to ensure that the pointer is never lost as a result of memory failure.
Module is any named program unit that can be implemented as an independent entity. A well designed module has a single purpose, and presents a narrow interface to other modules. Modularity is mainly achieved via abstraction. Modules include?
Find a recent news story in which there was unethical conduct on the part of an organization or group. For example, consider the Facebook IPO and the accusations of insider trading.
The Fine Garments Company sells fashion clothing. The forecasted annual demand for their premium leather jacket is 2,000. The order-processing cost per order is $40, and the inventory holding cost is $35/item/year. How many leather jackets should ..
What are the advantages and disadvantages of External Style Sheets?
a second order pole-zero notch filter for this purpose. In both cases choose the gain b0 so that |H(ω)| = 1 for ω = 0.
Compare the computational complexity of the Laplacian regularized least-squares algorithm with that of the regularized least-squares algorithm using labeled examples only.
You are responsible for checking suitcases for secret compartments in which bulky items like jewelry might be hidden. Explain procedure you would follow to check for these compartments.
Write a flow-chart and pseudo-code to solve the following problem:
Discuss common input / output technologies. Summarize the different types of data storage technology.
JSP Forms The goal of this problem set is to build a form and a way to process the information on the server. You will need to build a form that collects the following information and saves it to a table named SHIPPING_INFO:
Write the definition of a function absoluteValue , that receives an integer parameter and returns the absolute value of the parameter's value. So, if the parameter's value is 9 or 903 or 241 the function returns 9, 093 or 241 respectively.
Create knowledge base documentation/article(s) covering the topics below. These would be documents that you could store in a department knowledgebase that would provide a quick reference point for support technicians to assist with troubleshooting..
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