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1. In module 3, we discussed the Model 2 architecture that decomposes further the View-Controller part of the MVC design pattern using View JSP pages, Controller servlets, and Model JavaBeans and Java technology classes. In module 4 we discussed the integration of a database with a Web application using the Data Access Object design pattern. This is the second design pattern that we have focused on this semester. So, for our discussion this week, explain the benefit of using design patterns in software design. Explain what fundamental software design principles underlie both of these patterns.
2. What are JdbcRowSet and CachedRowSet? What are the differences between them? Do some research and post some examples with programming code.
You must follow the instructions closely to get this formula right. Otherwise, it will not give you the correct result. You must preced it by the code I included. Here is the body of the function I have. You need to add the header to it, and this ..
What factors affect storage speed?
Write briefly about he Computer System Components. What is a protocol. What is a standard. Do al protocols have to be standards. Explain. Are al standards protocols. Explain.
1) The digital system usually operated on .........system. (a) binary (b) decimal (c)octal (d) hexadecimal 2)The First Microprocessor was__________
Consider the finite length sequencx(n)=D(n) + 0.5D (n-5). Determine z-transform and fourier transform of x(n). Determine N-point DFT of x(n) for N=50,10 and 5.
Describe at least 2 of the primary uses of networking for businesses. Discuss how you might match appropriate networking technologies.
1) Briefly describe what each of the following commands performs:a) Dim Raccoon(17) As String b) Dim RxData() as Double
Write a complete Java program called Scorer that declares a 2-dimensional array of doubles called scores with three rows and three columns. Use a nested while loop to get the nine (3 x 3) doubles from the user at the command line. Finally, use a nest..
Explain why it is important to document quality procedures at the beginning of a project rather than later on. In addition, think about 2 advantages and 2 disadvantages of using standards for documentation in each of the software phases.
This function returns the bottom of the Stack instead of the top
Why do you think an organization would continue to use directory services that have known security flaws?
Using the ROL instruction to perform multiplication, write a program to produce a double table. This table should be built from a single int32 value provided by the user and print 3 rows beginning with the starting value. Within that row, the pattern..
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