Java exercises with solution
[DOC File]Exercises:
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Exercises: 1. Write a program that demonstrates the approximate nature of floating-point values by performing the following tasks: • Use Scanner to read a floating-point value x. ... Since the round method in Java is not discussed in this chapter, the first solution, Mortgage.java, takes a simplistic approach in which the payment and ...
[DOC File]Exercises: - SIUE
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Solution: 2. Implement your base class for the hierarchy from the previous exercise. Solution: See the code in LibraryItem.java. 3. Draw a hierarchy for the components you might find in a graphical user interface. Note that some components can trigger actions. Some components may have graphics associated with them. Some components can hold ...
[DOC File]Objects First With Java - Solutions
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The call returns 1000. Even though the change was made via t1, because t2 is referring to the same object, it sees the new value. Note that we have only created a single TicketMachine object in these two exercises, but two variables refer to that one object. Exercise 2.83 /** * Returns the author of this book. */ public String getAuthor ...
[DOC File]Exercises: - SIUE
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What makes this interesting is that it is not just a tail recursion (the partial solution becomes the complete solution at the bottom of the recursive chain), but that it computes an answer using each of the partial solutions. Solution: See the code in Grain.java. 10. There are n people in a room, where n is an integer greater than or equal to 2.
[DOC File]CSCI2014 Exercises:Composite Design Pattern
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Exercises. Refer to the Sound class example in the exercises on Polymorphism. A number of “leaf” classes implement the Sound interface. Design a class called “Tune” which is a composite of Sounds. Draw a class diagram to illustrate the Composite Pattern for …
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In Java, the symbol + can be used to add numbers or to concatenate strings. This exercise illustrates both uses. When using a string literal (a sequence of characters enclosed in double quotation marks) in Java the complete string must fit on one line. The following is NOT legal (it would result in a …
[DOC File]Exercises: - SIUE
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Solution: See the code in Merlin.java. 9. Create a program that tests the class Merlin described in the previous exercise. Use the toString method to verify that a unique instance has been created. Solution: See the code in MerlinTester.java. 10. In the previous chapter, Self-Test Question 16 described a class Person to represent a person.
[DOCX File]CSCI 3134 Java In-class Exercise about Looping/Iterations ...
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CSCI 3134 Java Exercises on Looping/Iterations1 of 9. Suppose the user, in response to the prompt when running the LoopTest3 application (Figure 1 below), enters 9 as the size of the drawing board. ... Program Design: Solve the following problem by showing the design of your solution …
[DOC File]Exercises: - SIUE
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Solution: See the code in Fragments.java. 10. Write a static method remove(int v, int[] in) that will return a new array of the integers in the given array, but with the value v removed. For example, if v is 3 and in contains 0, 1, 3, 2, 3, 0, 3, and 1, the method will return an array containing 0, 1, 2, 0, and 1. Solution: See the code in ...
[DOC File]Java 2-D Array Worksheet - University of Pittsburgh
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Write the statements needed to declare and load the following arrays. 2 4 1 5 2 7. A = 6 9 7 8 B = 3 7 9 C = 6 3
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