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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?
Write a simple assignment statement with one arithmetic operator in some language you know. For each component of the statement.
Write a program that will use the four sorts (Selection sort, Heap Sort, Quicksort and Merge Sort). Each of the four sorts should be TIMED on three different lists of integers.
It is recognized that fixed-price contracts offer obvious advantages to buyer organizations because they transfer almost all of the risk to the contractor.
Design and implement a program that creates an exception class called StringTooLongException, designed to be thrown when a string is discovered that has too many characters in it.
efine a class called address_t with members for the four integers. Your program should read a list up to 100 addresses and nicknames terminated by a sentinel address of all zeros and nickname.
Write a program to calculate the volume flow rate in cubic feet per second of water flowing through a pipe of diameter d in inches and a velocity of v feet per second.
Develop the logic for a program that reads in 100 customer records and stores the first and last name and total purchases in three parallel arrays.
Estimate the storage space (number of bytes) required for each of the following items: A telephone book with 10,000 entries consisting of names, addresses and phone numbers. Use your phone book to estimate the average length of an entry.
Display the contents of the file GRADES created in Problem 1. Each student's record should appear on a separate line and include the total score (the sum of the three tests) for that student.
Develop a Unix shell script to input number of hours worked and pay rate and calculate the total pay, then the social security amount (assume 5%), then the net pay.
Design a class, PersonHeight, to denote the person's height. Our class will include the following members.
Write an application that enables users to enter student ID and three exam scores. Provide a method to compute and return the overall exam average.
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