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Suppose the daytime processing load consists of 60% CPU activityand 40% disk activity. Your customers are complaining that thesystem is slow. After doing some research, you learn that you canupgrade your disks for $8,000 to make them 2.5 times as fast asthey are currently. You have also learned that you can upgrade yourCPU to make it 1.4 times as fast for $5,000.
a) Which would you choose to yield the best performance improvementfor the least amount of money?
b) Which option would you choose if you don't care about the money,but want a faster system?
c) what is the break -even point for the upgrades ?that is , what price would we need to charge for the CPU (or the disk -change only one) so the result was the same cost per 1% increase for both?
Design a program that determines how many males and females live in each of the Zip Code areas in the Student Enrollment Records Set.
Design and implement a set of classes to model the employees of a hospital: doctor, nurse, administrator, etc. Include methods in each class.
Design the application that would output 12 payment coupons for each of the 15 apartments in each of the 20 buildings. Each coupon should contain the building number.
These 14 questions covers java class, Array, link list , generic class.
Create an application comprised of three classes. The first class called Crayon represents one crayon of a particular color and length (height).
Write a set of 3 SQL statements coded as transaction to reflect following change: United Parcel Service has been purchased by federal Express Corporation.
Write a program that reads an employee's number from the keyboard, number of hours worked and an hourly rate of pay.
Ethics and social responsibility at McDonalds
Enter your C++ instructions into a source file named Introductory11.cpp. Also enter appropriate comments and any additional instructions required by the compiler. Display the total amount owed in fixed-point notation with two decimal places.
Write a program that asks the user to enter the current value of a car. For a new car, it is the selling price of the car. The program should display the number of years it takes for the car's trade-in value to be below $1000.
Create class SavingsAccount. Use static variable annualInterestRate to store annual interest rate for all account holders.
How would you write a program using the getline command, prompting the user to enter their first and then their last name. Also, using a float variable to enter their weight in lbs and height in inches.
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