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Discuss the semi join method for executing an equijoin of two files located at different sites. Under what conditions is an equijoin strategy efficient?
Computer Engineering, Engineering
Solve the following problem from Fibonacci's Liber abaci: A man left to his eldest son one bezant and a seventh of what was left; then from the remainder, to his next son he left two bezants and a seventh of what was lef ...
Give a recursive algorithm that generates a similar series of coins for changing n cents. Don't use dynamic programming for this problem.
Describe the role of an ethical hacker and describe what you can do legally as an ethical hacker
Display the manager of the employee with the oldest project start date (start_date). (This query requires 3 nested queries, start by finding the min start_date from project, then find the emp_id from project where start_ ...
Are there manufacturers and retailers who have taken steps to reduce their pollution impact, both air quality and industrial pollution, while maintaining a viable place in the market?
Question : Suppose we perform n MAKESET operations followed by m > n Find and/or Union operations? What is the worst case total amount of time spent using union by rank with path compression?
The monthly sales demand for a new product is uncertain, but it is considered to be adequately described by a normal random variable with mean 50,000 units and variance 100,000,000. (a) A factory to manufacture the new p ...
Not many applications use this type of direct connection (ex: ftp, ssh, tenet, smtp, httpd, pop) anymore unless it is within the corporate firewall. Why do you think this is? Pick 1 or 2 as example.
Find minimal dfa's for the following languages. In each case prove that the result is minimal. (1) L = {a n bm> :n≥2,m≥1}. (2)L = {a n :n ≥ 0,n ≠ 3} (3) L = {a n :n mod 3 = 0}∪{a n : n mod 5 = 1}
Prove the Sieve of Eratosthenes algorithm has runtime complexity ≤ O(n log log n). Sieve Input: an integer n > 1. Let A be an array of Boolean values, indexed by integers 2 to n, initially all set to true. for i = 2,3,4, ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As