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Suppose we have a stream of tuples with the schema
Assume universities are unique, but a course ID is unique only within a university (i.e., different universities may have different courses with the same ID, e.g., "CS101") and likewise, student ID's are unique only within a university (different universities may assign the same ID to different students). Suppose we want to answer certain queries approximately from a 1/20th sample of the data. For each of the queries below, indicate how you would construct the sample. That is, tell what the key attributes should be.
(a) For each university, estimate the average number of students in a course.
(b) Estimate the fraction of students who have a GPA of 3.5 or more.
(c) Estimate the fraction of courses where at least half the students got "A."
The TD(0) algorithm has a mathematical composition similar to that of the LMS algorithm described in Chapter 3. Discuss the similarities and differences between these two algorithms.
Check the Event Viewer console for warnings and errors. You must start an in-place upgrade from within the existing operating system, so you cannot count on Windows Server 2012 R2 to correct any problems that prevent the computer from starting or ..
Scenario: Owen has just turned on his computer. He goes to get a glass of water while it is booting. Upon returning, he sees the screen message, Hard Drive Not Found. What should he do first?
After reviewing the podcast, write an essay analyzing the scenario and addressing the entire checklist items below in a minimum of 2 pages [500 words] plus title and reference page using APA format and citation style. Indicate the issues with the ..
Write a term paper on the topic "An overview of wireless LAN Security" with the help of below references. This paper must contain citations and must be 2000-4000 words long.
Keep in mind what you have learned so far in terms of what you will need to protect in your organization and develop a clear set of policies for your organization.
suffix_of_length(length) : Displays a suffix of the specified length from the current string. If the length is
After reading information under heading Statuses, explain and provide the example of each of the following as each applies to you and your life.
Draw a sequence diagram for the following use case. Draw only the first five messages sent. The FieldOfficer activates the "Report Emergency" function of her terminal. The system responds by presenting a form to the officer.
Write a program that implements the MFT data block allocation algorithm
Is TLS compatible with SSL connections? Is one protocol more secure than the other? How does the fact that SSL requires a designated secure port affect implementation choices?
As a consultant for MacArthur and Associates, it is your job to create a 200 word proposal for implementing education and technology into the workplace. Be sure to follow up your proposal with facts from outside resources.
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