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Problem
1. Variables in programs are also used as abstractions in the problem domain. Explain how a variable called employee is an abstraction of a problem-domain concept.
2. A software life cycle model, such as the waterfall model outlined in Chapter 1, is an abstraction of a software process. Why?
3. Take a sorting program from any textbook. Discuss the program from the standpoint of reusability; Does the algorithm make assumptions about the type of the elements to be sorted? Would you be able to reuse the algorithm for different types of elements? What if the sequence of values to sort is so long that it should be stored on secondary storage? How would you modify the program to improve its reusability under these circum-stances? Based on this experience, produce a list of general suggestions that would favor anticipation of change in a program.
explain the different components of a decision support system and explain each one.Give some examples where the decision support system helps with making internal decisions.
Write a 3- to 5-page paper comparing the advantages of Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA), Code Division Multiple Access (CDMA), and Orthogonal Frequency Division Multiplexing, as used in wireless mobil..
Implement compression and expansion procedures for the run-length encoding method for a fixed alphabet described in the text, using Q as the escape character.
The data-driven multicast routing paradigm works best on the local networks which have low delay and excess capacity, however the demand driven paradigm works best in the wide are environment which has limited capacity and higher delay.
question1. what is dissimilarity between resident set management and page replacement policy?2. what is relationship
Write a program that includes an Employee class that can be used to calculate and print the take-home pay for a commissioned sales employee.
Create a new user in the Finance Organization Unit using power shell command - Create the Global Security Groups
Suppose that your university were interested in creating a new course registration system that could support Web-based registration.
1. The relationship between heat treatment and toughness and hardness i.e. briefly explain why the different heat treatments give different toughness and hardness values. What do you think is the difference between hardness and toughness?
For an unknown number of employees, write a program that will calculate their gross and net pay. Write data requirements and flowchart for the program.
Write a program that creates a two-dimensional array with 10 rows and 2 columns. The first column should be filled with 10 random numbers between 0 and 100.
could an until loop sometimes never execute.
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